The species Oryctolagus cuniculus, in the family Leporidae, order LAGOMORPHA. Rabbits are born in burrows, furless, and with eyes and ears closed. In contrast with HARES, rabbits have 22 chromosome pairs.
The type species of KAPPAPAPILLOMAVIRUS. It is reported to occur naturally in cottontail rabbits in North America.
A species in the genus LAGOVIRUS which causes hemorrhagic disease, including hemorrhagic septicemia, in rabbits.
Serum that contains antibodies. It is obtained from an animal that has been immunized either by ANTIGEN injection or infection with microorganisms containing the antigen.
Naturally occurring or experimentally induced animal diseases with pathological processes sufficiently similar to those of human diseases. They are used as study models for human diseases.
The transparent anterior portion of the fibrous coat of the eye consisting of five layers: stratified squamous CORNEAL EPITHELIUM; BOWMAN MEMBRANE; CORNEAL STROMA; DESCEMET MEMBRANE; and mesenchymal CORNEAL ENDOTHELIUM. It serves as the first refracting medium of the eye. It is structurally continuous with the SCLERA, avascular, receiving its nourishment by permeation through spaces between the lamellae, and is innervated by the ophthalmic division of the TRIGEMINAL NERVE via the ciliary nerves and those of the surrounding conjunctiva which together form plexuses. (Cline et al., Dictionary of Visual Science, 4th ed)
Cholesterol present in food, especially in animal products.
Immature ERYTHROCYTES. In humans, these are ERYTHROID CELLS that have just undergone extrusion of their CELL NUCLEUS. They still contain some organelles that gradually decrease in number as the cells mature. RIBOSOMES are last to disappear. Certain staining techniques cause components of the ribosomes to precipitate into characteristic "reticulum" (not the same as the ENDOPLASMIC RETICULUM), hence the name reticulocytes.
The rate dynamics in chemical or physical systems.
Elements of limited time intervals, contributing to particular results or situations.
Contractile tissue that produces movement in animals.
The restriction of a characteristic behavior, anatomical structure or physical system, such as immune response; metabolic response, or gene or gene variant to the members of one species. It refers to that property which differentiates one species from another but it is also used for phylogenetic levels higher or lower than the species.
Descriptions of specific amino acid, carbohydrate, or nucleotide sequences which have appeared in the published literature and/or are deposited in and maintained by databanks such as GENBANK, European Molecular Biology Laboratory (EMBL), National Biomedical Research Foundation (NBRF), or other sequence repositories.
The order of amino acids as they occur in a polypeptide chain. This is referred to as the primary structure of proteins. It is of fundamental importance in determining PROTEIN CONFORMATION.
The sum of the weight of all the atoms in a molecule.
Immunoglobulin molecules having a specific amino acid sequence by virtue of which they interact only with the ANTIGEN (or a very similar shape) that induced their synthesis in cells of the lymphoid series (especially PLASMA CELLS).
Serological reactions in which an antiserum against one antigen reacts with a non-identical but closely related antigen.
Electrophoresis in which a polyacrylamide gel is used as the diffusion medium.
A process leading to shortening and/or development of tension in muscle tissue. Muscle contraction occurs by a sliding filament mechanism whereby actin filaments slide inward among the myosin filaments.
A basic element found in nearly all organized tissues. It is a member of the alkaline earth family of metals with the atomic symbol Ca, atomic number 20, and atomic weight 40. Calcium is the most abundant mineral in the body and combines with phosphorus to form calcium phosphate in the bones and teeth. It is essential for the normal functioning of nerves and muscles and plays a role in blood coagulation (as factor IV) and in many enzymatic processes.
A large lobed glandular organ in the abdomen of vertebrates that is responsible for detoxification, metabolism, synthesis and storage of various substances.
The clear, watery fluid which fills the anterior and posterior chambers of the eye. It has a refractive index lower than the crystalline lens, which it surrounds, and is involved in the metabolism of the cornea and the crystalline lens. (Cline et al., Dictionary of Visual Science, 4th ed, p319)
Technique involving the diffusion of antigen or antibody through a semisolid medium, usually agar or agarose gel, with the result being a precipitin reaction.
A condition with abnormally high levels of CHOLESTEROL in the blood. It is defined as a cholesterol value exceeding the 95th percentile for the population.
The relationship between the dose of an administered drug and the response of the organism to the drug.
Microscopy using an electron beam, instead of light, to visualize the sample, thereby allowing much greater magnification. The interactions of ELECTRONS with specimens are used to provide information about the fine structure of that specimen. In TRANSMISSION ELECTRON MICROSCOPY the reactions of the electrons that are transmitted through the specimen are imaged. In SCANNING ELECTRON MICROSCOPY an electron beam falls at a non-normal angle on the specimen and the image is derived from the reactions occurring above the plane of the specimen.
Introduction of substances into the body using a needle and syringe.
The transparent, semigelatinous substance that fills the cavity behind the CRYSTALLINE LENS of the EYE and in front of the RETINA. It is contained in a thin hyaloid membrane and forms about four fifths of the optic globe.
The distal and narrowest portion of the SMALL INTESTINE, between the JEJUNUM and the ILEOCECAL VALVE of the LARGE INTESTINE.
The nonstriated involuntary muscle tissue of blood vessels.
A diet that contributes to the development and acceleration of ATHEROGENESIS.
The property of antibodies which enables them to react with some ANTIGENIC DETERMINANTS and not with others. Specificity is dependent on chemical composition, physical forces, and molecular structure at the binding site.
The muscle tissue of the HEART. It is composed of striated, involuntary muscle cells (MYOCYTES, CARDIAC) connected to form the contractile pump to generate blood flow.
A ring of tissue extending from the scleral spur to the ora serrata of the RETINA. It consists of the uveal portion and the epithelial portion. The ciliary muscle is in the uveal portion and the ciliary processes are in the epithelial portion.
The portion of the descending aorta proceeding from the arch of the aorta and extending to the DIAPHRAGM, eventually connecting to the ABDOMINAL AORTA.
Cells propagated in vitro in special media conducive to their growth. Cultured cells are used to study developmental, morphologic, metabolic, physiologic, and genetic processes, among others.
The major immunoglobulin isotype class in normal human serum. There are several isotype subclasses of IgG, for example, IgG1, IgG2A, and IgG2B.
The most anterior portion of the uveal layer, separating the anterior chamber from the posterior. It consists of two layers - the stroma and the pigmented epithelium. Color of the iris depends on the amount of melanin in the stroma on reflection from the pigmented epithelium.
The processes triggered by interactions of ANTIBODIES with their ANTIGENS.
An acyclic state that resembles PREGNANCY in that there is no ovarian cycle, ESTROUS CYCLE, or MENSTRUAL CYCLE. Unlike pregnancy, there is no EMBRYO IMPLANTATION. Pseudopregnancy can be experimentally induced to form DECIDUOMA in the UTERUS.
The sequence of PURINES and PYRIMIDINES in nucleic acids and polynucleotides. It is also called nucleotide sequence.
RNA sequences that serve as templates for protein synthesis. Bacterial mRNAs are generally primary transcripts in that they do not require post-transcriptional processing. Eukaryotic mRNA is synthesized in the nucleus and must be exported to the cytoplasm for translation. Most eukaryotic mRNAs have a sequence of polyadenylic acid at the 3' end, referred to as the poly(A) tail. The function of this tail is not known for certain, but it may play a role in the export of mature mRNA from the nucleus as well as in helping stabilize some mRNA molecules by retarding their degradation in the cytoplasm.
Non-human animals, selected because of specific characteristics, for use in experimental research, teaching, or testing.
A common name used for the genus Cavia. The most common species is Cavia porcellus which is the domesticated guinea pig used for pets and biomedical research.
The hearing and equilibrium system of the body. It consists of three parts: the EXTERNAL EAR, the MIDDLE EAR, and the INNER EAR. Sound waves are transmitted through this organ where vibration is transduced to nerve signals that pass through the ACOUSTIC NERVE to the CENTRAL NERVOUS SYSTEM. The inner ear also contains the vestibular organ that maintains equilibrium by transducing signals to the VESTIBULAR NERVE.
Body organ that filters blood for the secretion of URINE and that regulates ion concentrations.
Precursor of epinephrine that is secreted by the adrenal medulla and is a widespread central and autonomic neurotransmitter. Norepinephrine is the principal transmitter of most postganglionic sympathetic fibers and of the diffuse projection system in the brain arising from the locus ceruleus. It is also found in plants and is used pharmacologically as a sympathomimetic.
A technique that combines protein electrophoresis and double immunodiffusion. In this procedure proteins are first separated by gel electrophoresis (usually agarose), then made visible by immunodiffusion of specific antibodies. A distinct elliptical precipitin arc results for each protein detectable by the antisera.
The application of drug preparations to the surfaces of the body, especially the skin (ADMINISTRATION, CUTANEOUS) or mucous membranes. This method of treatment is used to avoid systemic side effects when high doses are required at a localized area or as an alternative systemic administration route, to avoid hepatic processing for example.
Test for tissue antigen using either a direct method, by conjugation of antibody with fluorescent dye (FLUORESCENT ANTIBODY TECHNIQUE, DIRECT) or an indirect method, by formation of antigen-antibody complex which is then labeled with fluorescein-conjugated anti-immunoglobulin antibody (FLUORESCENT ANTIBODY TECHNIQUE, INDIRECT). The tissue is then examined by fluorescence microscopy.
The principal sterol of all higher animals, distributed in body tissues, especially the brain and spinal cord, and in animal fats and oils.
The mucous membrane that covers the posterior surface of the eyelids and the anterior pericorneal surface of the eyeball.
Deliberate stimulation of the host's immune response. ACTIVE IMMUNIZATION involves administration of ANTIGENS or IMMUNOLOGIC ADJUVANTS. PASSIVE IMMUNIZATION involves administration of IMMUNE SERA or LYMPHOCYTES or their extracts (e.g., transfer factor, immune RNA) or transplantation of immunocompetent cell producing tissue (thymus or bone marrow).
The insertion of recombinant DNA molecules from prokaryotic and/or eukaryotic sources into a replicating vehicle, such as a plasmid or virus vector, and the introduction of the resultant hybrid molecules into recipient cells without altering the viability of those cells.
The outer zone of the KIDNEY, beneath the capsule, consisting of KIDNEY GLOMERULUS; KIDNEY TUBULES, DISTAL; and KIDNEY TUBULES, PROXIMAL.
Domesticated bovine animals of the genus Bos, usually kept on a farm or ranch and used for the production of meat or dairy products or for heavy labor.
The vessels carrying blood away from the heart.
Accumulation of a drug or chemical substance in various organs (including those not relevant to its pharmacologic or therapeutic action). This distribution depends on the blood flow or perfusion rate of the organ, the ability of the drug to penetrate organ membranes, tissue specificity, protein binding. The distribution is usually expressed as tissue to plasma ratios.
Sites on an antigen that interact with specific antibodies.
A member of the alkali group of metals. It has the atomic symbol Na, atomic number 11, and atomic weight 23.
Either of the pair of organs occupying the cavity of the thorax that effect the aeration of the blood.
Injections made into a vein for therapeutic or experimental purposes.
One or more layers of EPITHELIAL CELLS, supported by the basal lamina, which covers the inner or outer surfaces of the body.
A neurotransmitter found at neuromuscular junctions, autonomic ganglia, parasympathetic effector junctions, a subset of sympathetic effector junctions, and at many sites in the central nervous system.
Chromatography on non-ionic gels without regard to the mechanism of solute discrimination.
The normality of a solution with respect to HYDROGEN ions; H+. It is related to acidity measurements in most cases by pH = log 1/2[1/(H+)], where (H+) is the hydrogen ion concentration in gram equivalents per liter of solution. (McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)
Unstriated and unstriped muscle, one of the muscles of the internal organs, blood vessels, hair follicles, etc. Contractile elements are elongated, usually spindle-shaped cells with centrally located nuclei. Smooth muscle fibers are bound together into sheets or bundles by reticular fibers and frequently elastic nets are also abundant. (From Stedman, 25th ed)
The complex formed by the binding of antigen and antibody molecules. The deposition of large antigen-antibody complexes leading to tissue damage causes IMMUNE COMPLEX DISEASES.
Serum globulins that migrate to the gamma region (most positively charged) upon ELECTROPHORESIS. At one time, gamma-globulins came to be used as a synonym for immunoglobulins since most immunoglobulins are gamma globulins and conversely most gamma globulins are immunoglobulins. But since some immunoglobulins exhibit an alpha or beta electrophoretic mobility, that usage is in decline.
The hollow, muscular organ that maintains the circulation of the blood.
An element in the alkali group of metals with an atomic symbol K, atomic number 19, and atomic weight 39.10. It is the chief cation in the intracellular fluid of muscle and other cells. Potassium ion is a strong electrolyte that plays a significant role in the regulation of fluid volume and maintenance of the WATER-ELECTROLYTE BALANCE.
The small mass of modified cardiac muscle fibers located at the junction of the superior vena cava (VENA CAVA, SUPERIOR) and right atrium. Contraction impulses probably start in this node, spread over the atrium (HEART ATRIUM) and are then transmitted by the atrioventricular bundle (BUNDLE OF HIS) to the ventricle (HEART VENTRICLE).
Use of electric potential or currents to elicit biological responses.
Antibodies produced by a single clone of cells.
Restoration of integrity to traumatized tissue.
Substances that are recognized by the immune system and induce an immune reaction.
The organ of sight constituting a pair of globular organs made up of a three-layered roughly spherical structure specialized for receiving and responding to light.
A species of LEPORIPOXVIRUS causing subcutaneous localized swellings in rabbits, usually on the feet.
An immunoassay utilizing an antibody labeled with an enzyme marker such as horseradish peroxidase. While either the enzyme or the antibody is bound to an immunosorbent substrate, they both retain their biologic activity; the change in enzyme activity as a result of the enzyme-antibody-antigen reaction is proportional to the concentration of the antigen and can be measured spectrophotometrically or with the naked eye. Many variations of the method have been developed.
A diverse superfamily of proteins that function as translocating proteins. They share the common characteristics of being able to bind ACTINS and hydrolyze MgATP. Myosins generally consist of heavy chains which are involved in locomotion, and light chains which are involved in regulation. Within the structure of myosin heavy chain are three domains: the head, the neck and the tail. The head region of the heavy chain contains the actin binding domain and MgATPase domain which provides energy for locomotion. The neck region is involved in binding the light-chains. The tail region provides the anchoring point that maintains the position of the heavy chain. The superfamily of myosins is organized into structural classes based upon the type and arrangement of the subunits they contain.
A powerful flexor of the thigh at the hip joint (psoas major) and a weak flexor of the trunk and lumbar spinal column (psoas minor). Psoas is derived from the Greek "psoa", the plural meaning "muscles of the loin". It is a common site of infection manifesting as abscess (PSOAS ABSCESS). The psoas muscles and their fibers are also used frequently in experiments in muscle physiology.
Microscopy in which the object is examined directly by an electron beam scanning the specimen point-by-point. The image is constructed by detecting the products of specimen interactions that are projected above the plane of the sample, such as backscattered electrons. Although SCANNING TRANSMISSION ELECTRON MICROSCOPY also scans the specimen point by point with the electron beam, the image is constructed by detecting the electrons, or their interaction products that are transmitted through the sample plane, so that is a form of TRANSMISSION ELECTRON MICROSCOPY.
The causative agent of venereal and non-venereal syphilis as well as yaws.
Minute projections of cell membranes which greatly increase the surface area of the cell.
A non-steroidal anti-inflammatory agent (NSAID) that inhibits the enzyme cyclooxygenase necessary for the formation of prostaglandins and other autacoids. It also inhibits the motility of polymorphonuclear leukocytes.
Histochemical localization of immunoreactive substances using labeled antibodies as reagents.
Abrupt changes in the membrane potential that sweep along the CELL MEMBRANE of excitable cells in response to excitation stimuli.
That phase of a muscle twitch during which a muscle returns to a resting position.
Sterile solutions that are intended for instillation into the eye. It does not include solutions for cleaning eyeglasses or CONTACT LENS SOLUTIONS.
Classic quantitative assay for detection of antigen-antibody reactions using a radioactively labeled substance (radioligand) either directly or indirectly to measure the binding of the unlabeled substance to a specific antibody or other receptor system. Non-immunogenic substances (e.g., haptens) can be measured if coupled to larger carrier proteins (e.g., bovine gamma-globulin or human serum albumin) capable of inducing antibody formation.
Refers to animals in the period of time just after birth.
The biosynthesis of PEPTIDES and PROTEINS on RIBOSOMES, directed by MESSENGER RNA, via TRANSFER RNA that is charged with standard proteinogenic AMINO ACIDS.
Organic compounds that generally contain an amino (-NH2) and a carboxyl (-COOH) group. Twenty alpha-amino acids are the subunits which are polymerized to form proteins.
(11 alpha,13E,15S)-11,15-Dihydroxy-9-oxoprost-13-en-1-oic acid (PGE(1)); (5Z,11 alpha,13E,15S)-11,15-dihydroxy-9-oxoprosta-5,13-dien-1-oic acid (PGE(2)); and (5Z,11 alpha,13E,15S,17Z)-11,15-dihydroxy-9-oxoprosta-5,13,17-trien-1-oic acid (PGE(3)). Three of the six naturally occurring prostaglandins. They are considered primary in that no one is derived from another in living organisms. Originally isolated from sheep seminal fluid and vesicles, they are found in many organs and tissues and play a major role in mediating various physiological activities.
Red blood cells. Mature erythrocytes are non-nucleated, biconcave disks containing HEMOGLOBIN whose function is to transport OXYGEN.
Partial proteins formed by partial hydrolysis of complete proteins or generated through PROTEIN ENGINEERING techniques.
A process involving chance used in therapeutic trials or other research endeavor for allocating experimental subjects, human or animal, between treatment and control groups, or among treatment groups. It may also apply to experiments on inanimate objects.
A layer of epithelium that lines the heart, blood vessels (ENDOTHELIUM, VASCULAR), lymph vessels (ENDOTHELIUM, LYMPHATIC), and the serous cavities of the body.
A form of herpetic keratitis characterized by the formation of small vesicles which break down and coalesce to form recurring dendritic ulcers, characteristically irregular, linear, branching, and ending in knoblike extremities. (Dictionary of Visual Science, 3d ed)
Serum albumin from cows, commonly used in in vitro biological studies. (From Stedman, 25th ed)
A group of compounds derived from unsaturated 20-carbon fatty acids, primarily arachidonic acid, via the cyclooxygenase pathway. They are extremely potent mediators of a diverse group of physiological processes.
An adenine nucleotide containing three phosphate groups esterified to the sugar moiety. In addition to its crucial roles in metabolism adenosine triphosphate is a neurotransmitter.
Identification of proteins or peptides that have been electrophoretically separated by blot transferring from the electrophoresis gel to strips of nitrocellulose paper, followed by labeling with antibody probes.
Allelic variants of the immunoglobulin light chains (IMMUNOGLOBULIN LIGHT CHAINS) or heavy chains (IMMUNOGLOBULIN HEAVY CHAINS) encoded by ALLELES of IMMUNOGLOBULIN GENES.
The ten-layered nervous tissue membrane of the eye. It is continuous with the OPTIC NERVE and receives images of external objects and transmits visual impulses to the brain. Its outer surface is in contact with the CHOROID and the inner surface with the VITREOUS BODY. The outer-most layer is pigmented, whereas the inner nine layers are transparent.
The voltage differences across a membrane. For cellular membranes they are computed by subtracting the voltage measured outside the membrane from the voltage measured inside the membrane. They result from differences of inside versus outside concentration of potassium, sodium, chloride, and other ions across cells' or ORGANELLES membranes. For excitable cells, the resting membrane potentials range between -30 and -100 millivolts. Physical, chemical, or electrical stimuli can make a membrane potential more negative (hyperpolarization), or less negative (depolarization).
Proteins prepared by recombinant DNA technology.
Study of intracellular distribution of chemicals, reaction sites, enzymes, etc., by means of staining reactions, radioactive isotope uptake, selective metal distribution in electron microscopy, or other methods.
Substances elaborated by bacteria that have antigenic activity.
Single pavement layer of cells which line the luminal surface of the entire vascular system and regulate the transport of macromolecules and blood components.
The physiological narrowing of BLOOD VESSELS by contraction of the VASCULAR SMOOTH MUSCLE.
PRESSURE of the BLOOD on the ARTERIES and other BLOOD VESSELS.
The movement of materials (including biochemical substances and drugs) through a biological system at the cellular level. The transport can be across cell membranes and epithelial layers. It also can occur within intracellular compartments and extracellular compartments.
A free radical gas produced endogenously by a variety of mammalian cells, synthesized from ARGININE by NITRIC OXIDE SYNTHASE. Nitric oxide is one of the ENDOTHELIUM-DEPENDENT RELAXING FACTORS released by the vascular endothelium and mediates VASODILATION. It also inhibits platelet aggregation, induces disaggregation of aggregated platelets, and inhibits platelet adhesion to the vascular endothelium. Nitric oxide activates cytosolic GUANYLATE CYCLASE and thus elevates intracellular levels of CYCLIC GMP.
Proteins that are present in blood serum, including SERUM ALBUMIN; BLOOD COAGULATION FACTORS; and many other types of proteins.
The pressure of the fluids in the eye.
The tear-forming and tear-conducting system which includes the lacrimal glands, eyelid margins, conjunctival sac, and the tear drainage system.
Liquid chromatographic techniques which feature high inlet pressures, high sensitivity, and high speed.
Single layer of large flattened cells covering the surface of the cornea.
Non-nucleated disk-shaped cells formed in the megakaryocyte and found in the blood of all mammals. They are mainly involved in blood coagulation.
Techniques used to separate mixtures of substances based on differences in the relative affinities of the substances for mobile and stationary phases. A mobile phase (fluid or gas) passes through a column containing a stationary phase of porous solid or liquid coated on a solid support. Usage is both analytical for small amounts and preparative for bulk amounts.
The lipid- and protein-containing, selectively permeable membrane that surrounds the cytoplasm in prokaryotic and eukaryotic cells.
The status during which female mammals carry their developing young (EMBRYOS or FETUSES) in utero before birth, beginning from FERTILIZATION to BIRTH.
Toxins closely associated with the living cytoplasm or cell wall of certain microorganisms, which do not readily diffuse into the culture medium, but are released upon lysis of the cells.
White blood cells. These include granular leukocytes (BASOPHILS; EOSINOPHILS; and NEUTROPHILS) as well as non-granular leukocytes (LYMPHOCYTES and MONOCYTES).
Established cell cultures that have the potential to propagate indefinitely.
Granular leukocytes having a nucleus with three to five lobes connected by slender threads of chromatin, and cytoplasm containing fine inconspicuous granules and stainable by neutral dyes.
A protective layer of firm, flexible cartilage over the articulating ends of bones. It provides a smooth surface for joint movement, protecting the ends of long bones from wear at points of contact.
A chromatographic technique that utilizes the ability of biological molecules to bind to certain ligands specifically and reversibly. It is used in protein biochemistry. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
A deoxyribonucleotide polymer that is the primary genetic material of all cells. Eukaryotic and prokaryotic organisms normally contain DNA in a double-stranded state, yet several important biological processes transiently involve single-stranded regions. DNA, which consists of a polysugar-phosphate backbone possessing projections of purines (adenine and guanine) and pyrimidines (thymine and cytosine), forms a double helix that is held together by hydrogen bonds between these purines and pyrimidines (adenine to thymine and guanine to cytosine).
Compounds or agents that combine with an enzyme in such a manner as to prevent the normal substrate-enzyme combination and the catalytic reaction.
The domestic dog, Canis familiaris, comprising about 400 breeds, of the carnivore family CANIDAE. They are worldwide in distribution and live in association with people. (Walker's Mammals of the World, 5th ed, p1065)
Methods of maintaining or growing biological materials in controlled laboratory conditions. These include the cultures of CELLS; TISSUES; organs; or embryo in vitro. Both animal and plant tissues may be cultured by a variety of methods. Cultures may derive from normal or abnormal tissues, and consist of a single cell type or mixed cell types.
Antibodies which react with the individual structural determinants (idiotopes) on the variable region of other antibodies.

Fitzgerald factor (high molecular weight kininogen) clotting activity in human plasma in health and disease in various animal plasmas. (1/50569)

Fitzgerald factor (high molecular weight kininogen) is an agent in normal human plasma that corrects the impaired in vitro surface-mediated plasma reactions of blood coagulation, fibrinolysis, and kinin generation observed in Fitzgerald trait plasma. To assess the possible pathophysiologic role of Fitzgerald factor, its titer was measured by a functional clot-promoting assay. Mean +/- SD in 42 normal adults was 0.99+/-0.25 units/ml, one unit being the activity in 1 ml of normal pooled plasma. No difference in titer was noted between normal men and women, during pregnancy, or after physical exercise. Fitzgerald factor activity was significantly reduced in the plasmas of eight patients with advanced hepatic cirrhosis (0.40+/-0.09 units/ml) and of ten patients with disseminated intravascular coagulation (0.60+/-0.30 units/ml), but was normal in plasmas of patients with other congenital clotting factor deficiencies, nephrotic syndrome, rheumatoid arthritis, systemic lupus erythematosus, or sarcoidosis, or under treatment with warfarin. The plasmas of 21 mammalian species tested appeared to contain Fitzgerald factor activity, but those of two avian, two repitilian, and one amphibian species did not correct the coagulant defect in Fitzgerald trait plasmas.  (+info)

Evidence suggesting the regulation of a coagulation factor levels in rabbits by a transferable plasma agent. (2/50569)

New Zealand white rabbits were given 30 ml of goat serum intravenously. This procedure resulted in an immediate decrease in platelet count, fibrinogen, and levels of coagulation factors II, V, VII, and X, due to consumption coagulopathy. These factors returned toward baseline levels approximately 12 hr after the injection. Plasma from rabbits who had received goat serum 48 hr previously (donor rabbits) was injected into recipient rabbits. This procedure resulted in a slight rise in the level of coagulation factor II (range, 20%-30%) and a significant rise in factors V (35%-75%), VII (35%-235%), and X (35%-75%) in the recipients. When plasma from control donor rabbits who had not received goat serum was injected into recipients, there was no change in these coagulation factors. It is postulated that the reduction in coagulation factor levels in donor rabbits induces a "coagulopoietin" for each factor or one "coagulopoietin" for all factors which stimulates increased synthesis and/or release of these factors in recipient rabbits.  (+info)

The indirect hemagglutination test for the detection of antibodies in cattle naturally infected mycoplasmas. (3/50569)

Stable mycoplasma antigens for the indirect hemagglutination test (IHA) were prepared employing glutaraldehyde treated sheep erythrocytes sensitized with Mycoplasma agalactiae subsp. bovis and Mycoplasma bovigenitalium antigens. Employing these antigens mycoplasma antibodies were detected in sera from cattle which had mastitic symptoms due to natural infection with either M. agalactiae subsp. bovis or M. bovigenitalium. A total of 200 cows from four herds were examined at varying intervals for the presence of M. agalactiae subsp. bovis and for the detection of antibody using growth inhibition and IHA tests. Mycoplasmas were isolated from 37 animals. Growth inhibiting antibody was detected from 56 of the 200 animals. In the IHA tests, antibody titer greater than or equal to 1:80 were detected in 148 animals, 76 of these having antibody titers greater than or equal to 1:160, while sera of 116 normal control animals had no growth inhibiting antibody and none had IHA antibody titers greater than 1:40. M. bovigenitalium was isolated from the milk of three of 26 animals in a fifth herd during an outbreak of mastitis. Growth inhibiting antibodies were demonstrated in the sera of ten of the 26 animals. However, the IHA test detected antibody titers of greater than or equal to 1:160 in 13 animals and of 1:80 in one of the 26 animals. To determine the specificity of the IHA tests, M. agalactiae subsp. bovis and M. bovigenitalium antigens were reacted with rabbit hyperimmune typing sera produced against 12 species of bovine mycoplasmatales. Homologous antisera showed IHA antibody titers of 1:1280 and 1:2560 against M. agalactiae subsp. bovis and M. bovigenitalium respectively, whereas heterologous antisera showed IHA antibody titers of less than or equal to 1:20. Also eight type-specific bovine antisera were reacted with M agalactiae subsp. bovis and M. bovigenitalium antigens in homologous and heterologous tests. Homoogous reactions showed IHA antibody titers greater than or equal to 1:320, whereas heterologous reactions showed IHA titers of less than or equal to 1:20. This IHA test promises to be useful for the detection of bovine mycoplasma antibodies in sera from cattle infected with M. agalactiae subsp. bovis or M. bovigenitalium. Thes test is sensitive, reproducible and specific and the technique is relatively simple and rapid. The antigens were stable for at least seven months.  (+info)

The effect of route of immunization on the lapine immune response to killed Pasteurella haemolytica and the influence of aerosol challenge with the live organism. (4/50569)

Appearance of anti-Pasteurella haemolytica antibody in the serum and broncho-alveolar washings of rabbits is independent of the route of immunization and is similar in both locations. The most influential factor in development of a humoral response is exposure to live P. haemolytica and prior exposure to the killed bacterium has no significant effect upon titre determined following aerosol challenge with live organisms.  (+info)

New perspectives on biliary atresia. (5/50569)

An investigation into the aetiology, diagnosis, and treatment of biliary atresia was carried out because the prognosis remains so poor.In an electron microscopical study no viral particles or viral inclusion bodies were seen, nor were any specific ultrastructural features observed. An animal experiment suggested that obstruction within the biliary tract of newborn rabbits could be produced by maternal intravenous injection of the bile acid lithocholic acid.A simple and atraumatic method of diagnosis was developed using(99) (m)Tc-labelled compounds which are excreted into bile. Two compounds, (99m)Tc-pyridoxylidene glutamate ((99m)Tc-PG) and (99m)Tc-dihydrothioctic acid ((99m)Tc-DHT) were first assessed in normal piglets and piglets with complete biliary obstruction. Intestinal imaging correlated with biliary tract patency, and the same correlation was found in jaundiced human adults, in whom the (99m)Tc-PG scan correctly determined biliary patency in 21 out of 24 cases. The (99m)Tc-PG scan compared well with liver biopsy and (131)I-Rose Bengal in the diagnosis of 11 infants with prolonged jaundice.A model of extrahepatic biliary atresia was developed in the newborn piglet so that different methods of bile drainage could be assessed. Priorities in biliary atresia lie in a better understanding of the aetiology and early diagnosis rather than in devising new bile drainage procedures.  (+info)

Reduction in baroreflex cardiovascular responses due to venous infusion in the rabbit. (6/50569)

We studied reflex bradycardia and depression of mean arterial blood pressure (MAP) during left aortic nerve (LAN) stimulation before and after volume infusion in the anesthetized rabbit. Step increases in mean right atrial pressure (MRAP) to 10 mm Hg did not result in a significant change in heart rate or MAP. After volume loading, responses to LAN stimulation were not as great and the degree of attenuation was propoetional to the level of increased MRAP. A change in responsiveness was observed after elevation of MRAP by only 1 mm Hg, corresponding to less than a 10% increase in average calculated blood volume. after an increase in MRAP of 10 mm Hg, peak responses were attenuated by 44% (heart rate) and 52% (MAP), and the initial slopes (rate of change) were reduced by 46% (heart rate) and 66% (MAP). Comparison of the responses after infusion with blood and dextran solutions indicated that hemodilution was an unlikely explanation for the attenuation of the reflex responses. Total arterial baroreceptor denervation (ABD) abolished the volume-related attenuation was still present following bilateral aortic nerve section or vagotomy. It thus appears that the carotid sinus responds to changes inblood volume and influences the reflex cardiovascular responses to afferent stimulation of the LAN. On the other hand, cardiopulmonary receptors subserved by vagal afferents do not appear to be involved.  (+info)

Stimulation of renin release from rabbit renal cortex by arachidonic acid and prostaglandin endoperoxides. (7/50569)

The mechanism by which renal prostaglandins stimulate renin secretion in vivo is unknown. In this in vitro study we measured the effects of activation of the prostaglandin (PG) system on renin release from slices of rabbit renal cortex. The PG precursor arachidonic acid (C20:4), a natural PG endoperoxide (PGG2), two stable synthetic PG endoperoxide analogues (EPA I and II), PGE2, PGF2alpha, and two different PG synthesis inhibitors [indomethacin and 5,8,11,14-eicosatetraynoic acid (ETA)] were used to evaluate the possibility of a direct action of the cortical PG system on renin secretion. Renin release increased significantly with time after addition of C20:4, PGG2, EPA I, and EPA II to the incubation medium. Stimulation of renin release was se-related for C20:4 in concentrations of 0.6 to 4.5 X 10(-6) M, for EPA I in concentrations of 0.7 to 2.8 X 10(-6) M, and for EPA II in concentrations of 1.4 to 14.0 X 10(-6) M. Indomethacin (10(-4) M) and ETA (10(-4) M) significantly decreased basal renin release as well as the renin release stimulated by C20:4 and EPA I. PGE2(10(-12) to 10(-6) M) had no effect on renin release, whereas PGF2alpha (10(-12) to 10(-6) M) decreased renin release in a dose-dependent manner. These data raise the possibility of a direct action of the renal cortical PG system on renin secretion. The results further indicate that stimulation of renin release by C20:4 may depend more specifically on the action of PG endoperoxides than on the primary prostaglandins.  (+info)

Acute renal failure caused by nephrotoxins. (8/50569)

Renal micropuncture studies have greatly changed our views on the pathophysiology of acute renal failure caused by nephrotoxins. Formerly, this type of renal insufficiency was attributed to a direct effect of the nephrotoxins on tubule epithelial permeability. According to that theory, glomerular filtration was not greatly diminished, the filtrate formed being absorbed almost quantitatively and nonselectively across damaged tubule epithelium. Studies in a wide variety of rat models have now shown glomerular filtration to be reduced to a level which will inevitably cause renal failure in and of itself. Passive backflow of filtrate across tubular epithelium is either of minor degree or nonexistent even in models where frank tubular necrosis has occurred. This failure of filtration cannot be attributed to tubular obstruction since proximal tubule pressure is distinctly subnormal in most models studied. Instead, filtration failure appears best attributed to intrarenal hemodynamic alterations. While certain facts tend to incriminate the renin-angiotensin system as the cause of the hemodynamic aberrations, others argue to the contrary. The issue is underactive investigation.  (+info)

I believe there may be some confusion in your question. "Rabbits" is a common name used to refer to the Lagomorpha species, particularly members of the family Leporidae. They are small mammals known for their long ears, strong legs, and quick reproduction.

However, if you're referring to "rabbits" in a medical context, there is a term called "rabbit syndrome," which is a rare movement disorder characterized by repetitive, involuntary movements of the fingers, resembling those of a rabbit chewing. It is also known as "finger-chewing chorea." This condition is usually associated with certain medications, particularly antipsychotics, and typically resolves when the medication is stopped or adjusted.

Cottontail rabbit papillomavirus (CRPV) is a type of virus that belongs to the family Papovaviridae and the genus *Alpha papillomavirus*. It primarily infects cottontail rabbits, causing the development of warts or papillomas on their skin. These growths are typically found on the ears, face, and genital areas of the rabbits.

The CRPV virus is transmitted through direct contact with an infected rabbit or through contaminated environments. The virus enters the body through small cuts or abrasions in the skin and infects the epithelial cells, leading to the development of warts.

While CRPV primarily affects cottontail rabbits, it has been used as a model system for studying papillomavirus infections and related diseases in humans. The virus shares many similarities with human papillomaviruses (HPVs), including the ability to cause cancer in certain circumstances.

It is important to note that CRPV is not a threat to humans or other animals outside of its natural host range, which includes cottontail rabbits.

Hemorrhagic disease virus (RDV) in rabbits refers to a highly virulent calicivirus that causes a severe and often fatal disease in rabbits. The disease is characterized by acute onset of fever, loss of appetite, lethargy, and various hemorrhagic symptoms such as bleeding from the nose, mouth, and rectum. In severe cases, it can lead to internal organs' necrosis and death within 12-36 hours after the onset of clinical signs.

There are two main strains of RDV: the European brown hare syndrome virus (EBHSV) and the rabbit hemorrhagic disease virus (RHDV). Both viruses are highly contagious and can be transmitted through direct contact with infected rabbits, their feces or urine, or contaminated objects. The virus can also be spread through insects such as flies and mosquitoes.

Preventive measures include vaccination, strict biosecurity protocols, and limiting exposure to wild rabbits and insects. There is no specific treatment for RDV infection, and antibiotics are generally not effective against the virus. Supportive care, such as fluid therapy and symptomatic treatment, may be provided to help alleviate clinical signs and improve the rabbit's chances of survival.

'Immune sera' refers to the serum fraction of blood that contains antibodies produced in response to an antigenic stimulus, such as a vaccine or an infection. These antibodies are proteins known as immunoglobulins, which are secreted by B cells (a type of white blood cell) and can recognize and bind to specific antigens. Immune sera can be collected from an immunized individual and used as a source of passive immunity to protect against infection or disease. It is often used in research and diagnostic settings to identify or measure the presence of specific antigens or antibodies.

Animal disease models are specialized animals, typically rodents such as mice or rats, that have been genetically engineered or exposed to certain conditions to develop symptoms and physiological changes similar to those seen in human diseases. These models are used in medical research to study the pathophysiology of diseases, identify potential therapeutic targets, test drug efficacy and safety, and understand disease mechanisms.

The genetic modifications can include knockout or knock-in mutations, transgenic expression of specific genes, or RNA interference techniques. The animals may also be exposed to environmental factors such as chemicals, radiation, or infectious agents to induce the disease state.

Examples of animal disease models include:

1. Mouse models of cancer: Genetically engineered mice that develop various types of tumors, allowing researchers to study cancer initiation, progression, and metastasis.
2. Alzheimer's disease models: Transgenic mice expressing mutant human genes associated with Alzheimer's disease, which exhibit amyloid plaque formation and cognitive decline.
3. Diabetes models: Obese and diabetic mouse strains like the NOD (non-obese diabetic) or db/db mice, used to study the development of type 1 and type 2 diabetes, respectively.
4. Cardiovascular disease models: Atherosclerosis-prone mice, such as ApoE-deficient or LDLR-deficient mice, that develop plaque buildup in their arteries when fed a high-fat diet.
5. Inflammatory bowel disease models: Mice with genetic mutations affecting intestinal barrier function and immune response, such as IL-10 knockout or SAMP1/YitFc mice, which develop colitis.

Animal disease models are essential tools in preclinical research, but it is important to recognize their limitations. Differences between species can affect the translatability of results from animal studies to human patients. Therefore, researchers must carefully consider the choice of model and interpret findings cautiously when applying them to human diseases.

The cornea is the clear, dome-shaped surface at the front of the eye. It plays a crucial role in focusing vision. The cornea protects the eye from harmful particles and microorganisms, and it also serves as a barrier against UV light. Its transparency allows light to pass through and get focused onto the retina. The cornea does not contain blood vessels, so it relies on tears and the fluid inside the eye (aqueous humor) for nutrition and oxygen. Any damage or disease that affects its clarity and shape can significantly impact vision and potentially lead to blindness if left untreated.

Dietary cholesterol is a type of cholesterol that comes from the foods we eat. It is present in animal-derived products such as meat, poultry, dairy products, and eggs. While dietary cholesterol can contribute to an increase in blood cholesterol levels for some people, it's important to note that saturated and trans fats have a more significant impact on blood cholesterol levels than dietary cholesterol itself.

The American Heart Association recommends limiting dietary cholesterol intake to less than 300 milligrams per day for most people, and less than 200 milligrams per day for those with a history of heart disease or high cholesterol levels. However, individual responses to dietary cholesterol can vary, so it's essential to monitor blood cholesterol levels and adjust dietary habits accordingly.

Reticulocytes are immature red blood cells that still contain remnants of organelles, such as ribosomes and mitochondria, which are typically found in developing cells. These organelles are involved in the process of protein synthesis and energy production, respectively. Reticulocytes are released from the bone marrow into the bloodstream, where they continue to mature into fully developed red blood cells called erythrocytes.

Reticulocytes can be identified under a microscope by their staining characteristics, which reveal a network of fine filaments or granules known as the reticular apparatus. This apparatus is composed of residual ribosomal RNA and other proteins that have not yet been completely eliminated during the maturation process.

The percentage of reticulocytes in the blood can be used as a measure of bone marrow function and erythropoiesis, or red blood cell production. An increased reticulocyte count may indicate an appropriate response to blood loss, hemolysis, or other conditions that cause anemia, while a decreased count may suggest impaired bone marrow function or a deficiency in erythropoietin, the hormone responsible for stimulating red blood cell production.

In the context of medicine and pharmacology, "kinetics" refers to the study of how a drug moves throughout the body, including its absorption, distribution, metabolism, and excretion (often abbreviated as ADME). This field is called "pharmacokinetics."

1. Absorption: This is the process of a drug moving from its site of administration into the bloodstream. Factors such as the route of administration (e.g., oral, intravenous, etc.), formulation, and individual physiological differences can affect absorption.

2. Distribution: Once a drug is in the bloodstream, it gets distributed throughout the body to various tissues and organs. This process is influenced by factors like blood flow, protein binding, and lipid solubility of the drug.

3. Metabolism: Drugs are often chemically modified in the body, typically in the liver, through processes known as metabolism. These changes can lead to the formation of active or inactive metabolites, which may then be further distributed, excreted, or undergo additional metabolic transformations.

4. Excretion: This is the process by which drugs and their metabolites are eliminated from the body, primarily through the kidneys (urine) and the liver (bile).

Understanding the kinetics of a drug is crucial for determining its optimal dosing regimen, potential interactions with other medications or foods, and any necessary adjustments for special populations like pediatric or geriatric patients, or those with impaired renal or hepatic function.

In the field of medicine, "time factors" refer to the duration of symptoms or time elapsed since the onset of a medical condition, which can have significant implications for diagnosis and treatment. Understanding time factors is crucial in determining the progression of a disease, evaluating the effectiveness of treatments, and making critical decisions regarding patient care.

For example, in stroke management, "time is brain," meaning that rapid intervention within a specific time frame (usually within 4.5 hours) is essential to administering tissue plasminogen activator (tPA), a clot-busting drug that can minimize brain damage and improve patient outcomes. Similarly, in trauma care, the "golden hour" concept emphasizes the importance of providing definitive care within the first 60 minutes after injury to increase survival rates and reduce morbidity.

Time factors also play a role in monitoring the progression of chronic conditions like diabetes or heart disease, where regular follow-ups and assessments help determine appropriate treatment adjustments and prevent complications. In infectious diseases, time factors are crucial for initiating antibiotic therapy and identifying potential outbreaks to control their spread.

Overall, "time factors" encompass the significance of recognizing and acting promptly in various medical scenarios to optimize patient outcomes and provide effective care.

A muscle is a soft tissue in our body that contracts to produce force and motion. It is composed mainly of specialized cells called muscle fibers, which are bound together by connective tissue. There are three types of muscles: skeletal (voluntary), smooth (involuntary), and cardiac. Skeletal muscles attach to bones and help in movement, while smooth muscles are found within the walls of organs and blood vessels, helping with functions like digestion and circulation. Cardiac muscle is the specific type that makes up the heart, allowing it to pump blood throughout the body.

Species specificity is a term used in the field of biology, including medicine, to refer to the characteristic of a biological entity (such as a virus, bacterium, or other microorganism) that allows it to interact exclusively or preferentially with a particular species. This means that the biological entity has a strong affinity for, or is only able to infect, a specific host species.

For example, HIV is specifically adapted to infect human cells and does not typically infect other animal species. Similarly, some bacterial toxins are species-specific and can only affect certain types of animals or humans. This concept is important in understanding the transmission dynamics and host range of various pathogens, as well as in developing targeted therapies and vaccines.

Molecular sequence data refers to the specific arrangement of molecules, most commonly nucleotides in DNA or RNA, or amino acids in proteins, that make up a biological macromolecule. This data is generated through laboratory techniques such as sequencing, and provides information about the exact order of the constituent molecules. This data is crucial in various fields of biology, including genetics, evolution, and molecular biology, allowing for comparisons between different organisms, identification of genetic variations, and studies of gene function and regulation.

An amino acid sequence is the specific order of amino acids in a protein or peptide molecule, formed by the linking of the amino group (-NH2) of one amino acid to the carboxyl group (-COOH) of another amino acid through a peptide bond. The sequence is determined by the genetic code and is unique to each type of protein or peptide. It plays a crucial role in determining the three-dimensional structure and function of proteins.

Molecular weight, also known as molecular mass, is the mass of a molecule. It is expressed in units of atomic mass units (amu) or daltons (Da). Molecular weight is calculated by adding up the atomic weights of each atom in a molecule. It is a useful property in chemistry and biology, as it can be used to determine the concentration of a substance in a solution, or to calculate the amount of a substance that will react with another in a chemical reaction.

Antibodies are proteins produced by the immune system in response to the presence of a foreign substance, such as a bacterium or virus. They are capable of identifying and binding to specific antigens (foreign substances) on the surface of these invaders, marking them for destruction by other immune cells. Antibodies are also known as immunoglobulins and come in several different types, including IgA, IgD, IgE, IgG, and IgM, each with a unique function in the immune response. They are composed of four polypeptide chains, two heavy chains and two light chains, that are held together by disulfide bonds. The variable regions of the heavy and light chains form the antigen-binding site, which is specific to a particular antigen.

Cross reactions, in the context of medical diagnostics and immunology, refer to a situation where an antibody or a immune response directed against one antigen also reacts with a different antigen due to similarities in their molecular structure. This can occur in allergy testing, where a person who is allergic to a particular substance may have a positive test result for a different but related substance because of cross-reactivity between them. For example, some individuals who are allergic to birch pollen may also have symptoms when eating certain fruits, such as apples, due to cross-reactive proteins present in both.

Electrophoresis, polyacrylamide gel (EPG) is a laboratory technique used to separate and analyze complex mixtures of proteins or nucleic acids (DNA or RNA) based on their size and electrical charge. This technique utilizes a matrix made of cross-linked polyacrylamide, a type of gel, which provides a stable and uniform environment for the separation of molecules.

In this process:

1. The polyacrylamide gel is prepared by mixing acrylamide monomers with a cross-linking agent (bis-acrylamide) and a catalyst (ammonium persulfate) in the presence of a buffer solution.
2. The gel is then poured into a mold and allowed to polymerize, forming a solid matrix with uniform pore sizes that depend on the concentration of acrylamide used. Higher concentrations result in smaller pores, providing better resolution for separating smaller molecules.
3. Once the gel has set, it is placed in an electrophoresis apparatus containing a buffer solution. Samples containing the mixture of proteins or nucleic acids are loaded into wells on the top of the gel.
4. An electric field is applied across the gel, causing the negatively charged molecules to migrate towards the positive electrode (anode) while positively charged molecules move toward the negative electrode (cathode). The rate of migration depends on the size, charge, and shape of the molecules.
5. Smaller molecules move faster through the gel matrix and will migrate farther from the origin compared to larger molecules, resulting in separation based on size. Proteins and nucleic acids can be selectively stained after electrophoresis to visualize the separated bands.

EPG is widely used in various research fields, including molecular biology, genetics, proteomics, and forensic science, for applications such as protein characterization, DNA fragment analysis, cloning, mutation detection, and quality control of nucleic acid or protein samples.

Muscle contraction is the physiological process in which muscle fibers shorten and generate force, leading to movement or stability of a body part. This process involves the sliding filament theory where thick and thin filaments within the sarcomeres (the functional units of muscles) slide past each other, facilitated by the interaction between myosin heads and actin filaments. The energy required for this action is provided by the hydrolysis of adenosine triphosphate (ATP). Muscle contractions can be voluntary or involuntary, and they play a crucial role in various bodily functions such as locomotion, circulation, respiration, and posture maintenance.

Calcium is an essential mineral that is vital for various physiological processes in the human body. The medical definition of calcium is as follows:

Calcium (Ca2+) is a crucial cation and the most abundant mineral in the human body, with approximately 99% of it found in bones and teeth. It plays a vital role in maintaining structural integrity, nerve impulse transmission, muscle contraction, hormonal secretion, blood coagulation, and enzyme activation.

Calcium homeostasis is tightly regulated through the interplay of several hormones, including parathyroid hormone (PTH), calcitonin, and vitamin D. Dietary calcium intake, absorption, and excretion are also critical factors in maintaining optimal calcium levels in the body.

Hypocalcemia refers to low serum calcium levels, while hypercalcemia indicates high serum calcium levels. Both conditions can have detrimental effects on various organ systems and require medical intervention to correct.

The liver is a large, solid organ located in the upper right portion of the abdomen, beneath the diaphragm and above the stomach. It plays a vital role in several bodily functions, including:

1. Metabolism: The liver helps to metabolize carbohydrates, fats, and proteins from the food we eat into energy and nutrients that our bodies can use.
2. Detoxification: The liver detoxifies harmful substances in the body by breaking them down into less toxic forms or excreting them through bile.
3. Synthesis: The liver synthesizes important proteins, such as albumin and clotting factors, that are necessary for proper bodily function.
4. Storage: The liver stores glucose, vitamins, and minerals that can be released when the body needs them.
5. Bile production: The liver produces bile, a digestive juice that helps to break down fats in the small intestine.
6. Immune function: The liver plays a role in the immune system by filtering out bacteria and other harmful substances from the blood.

Overall, the liver is an essential organ that plays a critical role in maintaining overall health and well-being.

Aqueous humor is a clear, watery fluid that fills the anterior and posterior chambers of the eye. It is produced by the ciliary processes in the posterior chamber and circulates through the pupil into the anterior chamber, where it provides nutrients to the cornea and lens, maintains intraocular pressure, and helps to shape the eye. The aqueous humor then drains out of the eye through the trabecular meshwork and into the canal of Schlemm, eventually reaching the venous system.

Immunodiffusion is a laboratory technique used in immunology to detect and measure the presence of specific antibodies or antigens in a sample. It is based on the principle of diffusion, where molecules move from an area of high concentration to an area of low concentration until they reach equilibrium. In this technique, a sample containing an unknown quantity of antigen or antibody is placed in a gel or agar medium that contains a known quantity of antibody or antigen, respectively.

The two substances then diffuse towards each other and form a visible precipitate at the point where they meet and reach equivalence, which indicates the presence and quantity of the specific antigen or antibody in the sample. There are several types of immunodiffusion techniques, including radial immunodiffusion (RID) and double immunodiffusion (Ouchterlony technique). These techniques are widely used in diagnostic laboratories to identify and measure various antigens and antibodies, such as those found in infectious diseases, autoimmune disorders, and allergic reactions.

Hypercholesterolemia is a medical term that describes a condition characterized by high levels of cholesterol in the blood. Specifically, it refers to an abnormally elevated level of low-density lipoprotein (LDL) cholesterol, also known as "bad" cholesterol, which can contribute to the development of fatty deposits in the arteries called plaques. Over time, these plaques can narrow and harden the arteries, leading to atherosclerosis, a condition that increases the risk of heart disease, stroke, and other cardiovascular complications.

Hypercholesterolemia can be caused by various factors, including genetics, lifestyle choices, and underlying medical conditions. In some cases, it may not cause any symptoms until serious complications arise. Therefore, regular cholesterol screening is essential for early detection and management of hypercholesterolemia. Treatment typically involves lifestyle modifications, such as a healthy diet, regular exercise, and weight management, along with medication if necessary.

A dose-response relationship in the context of drugs refers to the changes in the effects or symptoms that occur as the dose of a drug is increased or decreased. Generally, as the dose of a drug is increased, the severity or intensity of its effects also increases. Conversely, as the dose is decreased, the effects of the drug become less severe or may disappear altogether.

The dose-response relationship is an important concept in pharmacology and toxicology because it helps to establish the safe and effective dosage range for a drug. By understanding how changes in the dose of a drug affect its therapeutic and adverse effects, healthcare providers can optimize treatment plans for their patients while minimizing the risk of harm.

The dose-response relationship is typically depicted as a curve that shows the relationship between the dose of a drug and its effect. The shape of the curve may vary depending on the drug and the specific effect being measured. Some drugs may have a steep dose-response curve, meaning that small changes in the dose can result in large differences in the effect. Other drugs may have a more gradual dose-response curve, where larger changes in the dose are needed to produce significant effects.

In addition to helping establish safe and effective dosages, the dose-response relationship is also used to evaluate the potential therapeutic benefits and risks of new drugs during clinical trials. By systematically testing different doses of a drug in controlled studies, researchers can identify the optimal dosage range for the drug and assess its safety and efficacy.

Electron microscopy (EM) is a type of microscopy that uses a beam of electrons to create an image of the sample being examined, resulting in much higher magnification and resolution than light microscopy. There are several types of electron microscopy, including transmission electron microscopy (TEM), scanning electron microscopy (SEM), and reflection electron microscopy (REM).

In TEM, a beam of electrons is transmitted through a thin slice of the sample, and the electrons that pass through the sample are focused to form an image. This technique can provide detailed information about the internal structure of cells, viruses, and other biological specimens, as well as the composition and structure of materials at the atomic level.

In SEM, a beam of electrons is scanned across the surface of the sample, and the electrons that are scattered back from the surface are detected to create an image. This technique can provide information about the topography and composition of surfaces, as well as the structure of materials at the microscopic level.

REM is a variation of SEM in which the beam of electrons is reflected off the surface of the sample, rather than scattered back from it. This technique can provide information about the surface chemistry and composition of materials.

Electron microscopy has a wide range of applications in biology, medicine, and materials science, including the study of cellular structure and function, disease diagnosis, and the development of new materials and technologies.

An injection is a medical procedure in which a medication, vaccine, or other substance is introduced into the body using a needle and syringe. The substance can be delivered into various parts of the body, including into a vein (intravenous), muscle (intramuscular), under the skin (subcutaneous), or into the spinal canal (intrathecal or spinal).

Injections are commonly used to administer medications that cannot be taken orally, have poor oral bioavailability, need to reach the site of action quickly, or require direct delivery to a specific organ or tissue. They can also be used for diagnostic purposes, such as drawing blood samples (venipuncture) or injecting contrast agents for imaging studies.

Proper technique and sterile conditions are essential when administering injections to prevent infection, pain, and other complications. The choice of injection site depends on the type and volume of the substance being administered, as well as the patient's age, health status, and personal preferences.

The vitreous body, also known simply as the vitreous, is the clear, gel-like substance that fills the space between the lens and the retina in the eye. It is composed mainly of water, but also contains collagen fibers, hyaluronic acid, and other proteins. The vitreous helps to maintain the shape of the eye and provides a transparent medium for light to pass through to reach the retina. With age, the vitreous can become more liquefied and may eventually separate from the retina, leading to symptoms such as floaters or flashes of light.

The ileum is the third and final segment of the small intestine, located between the jejunum and the cecum (the beginning of the large intestine). It plays a crucial role in nutrient absorption, particularly for vitamin B12 and bile salts. The ileum is characterized by its thin, lined walls and the presence of Peyer's patches, which are part of the immune system and help surveil for pathogens.

A smooth muscle within the vascular system refers to the involuntary, innervated muscle that is found in the walls of blood vessels. These muscles are responsible for controlling the diameter of the blood vessels, which in turn regulates blood flow and blood pressure. They are called "smooth" muscles because their individual muscle cells do not have the striations, or cross-striped patterns, that are observed in skeletal and cardiac muscle cells. Smooth muscle in the vascular system is controlled by the autonomic nervous system and by hormones, and can contract or relax slowly over a period of time.

An atherogenic diet is a type of eating pattern that can contribute to the development and progression of atherosclerosis, which is the hardening and narrowing of the arteries due to the buildup of fats, cholesterol, and other substances in the inner lining of the artery walls.

An atherogenic diet is typically high in saturated and trans fats, cholesterol, refined carbohydrates, and salt, and low in fiber, fruits, vegetables, and unsaturated fats. This type of diet can increase the levels of LDL (low-density lipoprotein) or "bad" cholesterol in the blood, which can lead to the formation of plaques in the arteries and increase the risk of cardiovascular disease, including heart attack and stroke.

Therefore, it is recommended to follow a heart-healthy diet that emphasizes fruits, vegetables, whole grains, lean proteins, and healthy fats to reduce the risk of atherosclerosis and other chronic diseases.

Antibody specificity refers to the ability of an antibody to bind to a specific epitope or antigenic determinant on an antigen. Each antibody has a unique structure that allows it to recognize and bind to a specific region of an antigen, typically a small portion of the antigen's surface made up of amino acids or sugar residues. This highly specific binding is mediated by the variable regions of the antibody's heavy and light chains, which form a pocket that recognizes and binds to the epitope.

The specificity of an antibody is determined by its unique complementarity-determining regions (CDRs), which are loops of amino acids located in the variable domains of both the heavy and light chains. The CDRs form a binding site that recognizes and interacts with the epitope on the antigen. The precise fit between the antibody's binding site and the epitope is critical for specificity, as even small changes in the structure of either can prevent binding.

Antibody specificity is important in immune responses because it allows the immune system to distinguish between self and non-self antigens. This helps to prevent autoimmune reactions where the immune system attacks the body's own cells and tissues. Antibody specificity also plays a crucial role in diagnostic tests, such as ELISA assays, where antibodies are used to detect the presence of specific antigens in biological samples.

The myocardium is the middle layer of the heart wall, composed of specialized cardiac muscle cells that are responsible for pumping blood throughout the body. It forms the thickest part of the heart wall and is divided into two sections: the left ventricle, which pumps oxygenated blood to the rest of the body, and the right ventricle, which pumps deoxygenated blood to the lungs.

The myocardium contains several types of cells, including cardiac muscle fibers, connective tissue, nerves, and blood vessels. The muscle fibers are arranged in a highly organized pattern that allows them to contract in a coordinated manner, generating the force necessary to pump blood through the heart and circulatory system.

Damage to the myocardium can occur due to various factors such as ischemia (reduced blood flow), infection, inflammation, or genetic disorders. This damage can lead to several cardiac conditions, including heart failure, arrhythmias, and cardiomyopathy.

The ciliary body is a part of the eye's internal structure that is located between the choroid and the iris. It is composed of muscle tissue and is responsible for adjusting the shape of the lens through a process called accommodation, which allows the eye to focus on objects at varying distances. Additionally, the ciliary body produces aqueous humor, the clear fluid that fills the anterior chamber of the eye and helps to nourish the eye's internal structures. The ciliary body is also responsible for maintaining the shape and position of the lens within the eye.

The thoracic aorta is the segment of the largest artery in the human body (the aorta) that runs through the chest region (thorax). The thoracic aorta begins at the aortic arch, where it branches off from the ascending aorta, and extends down to the diaphragm, where it becomes the abdominal aorta.

The thoracic aorta is divided into three parts: the ascending aorta, the aortic arch, and the descending aorta. The ascending aorta rises from the left ventricle of the heart and is about 2 inches (5 centimeters) long. The aortic arch curves backward and to the left, giving rise to the brachiocephalic trunk, the left common carotid artery, and the left subclavian artery. The descending thoracic aorta runs downward through the chest, passing through the diaphragm to become the abdominal aorta.

The thoracic aorta supplies oxygenated blood to the upper body, including the head, neck, arms, and chest. It plays a critical role in maintaining blood flow and pressure throughout the body.

"Cells, cultured" is a medical term that refers to cells that have been removed from an organism and grown in controlled laboratory conditions outside of the body. This process is called cell culture and it allows scientists to study cells in a more controlled and accessible environment than they would have inside the body. Cultured cells can be derived from a variety of sources, including tissues, organs, or fluids from humans, animals, or cell lines that have been previously established in the laboratory.

Cell culture involves several steps, including isolation of the cells from the tissue, purification and characterization of the cells, and maintenance of the cells in appropriate growth conditions. The cells are typically grown in specialized media that contain nutrients, growth factors, and other components necessary for their survival and proliferation. Cultured cells can be used for a variety of purposes, including basic research, drug development and testing, and production of biological products such as vaccines and gene therapies.

It is important to note that cultured cells may behave differently than they do in the body, and results obtained from cell culture studies may not always translate directly to human physiology or disease. Therefore, it is essential to validate findings from cell culture experiments using additional models and ultimately in clinical trials involving human subjects.

Immunoglobulin G (IgG) is a type of antibody, which is a protective protein produced by the immune system in response to foreign substances like bacteria or viruses. IgG is the most abundant type of antibody in human blood, making up about 75-80% of all antibodies. It is found in all body fluids and plays a crucial role in fighting infections caused by bacteria, viruses, and toxins.

IgG has several important functions:

1. Neutralization: IgG can bind to the surface of bacteria or viruses, preventing them from attaching to and infecting human cells.
2. Opsonization: IgG coats the surface of pathogens, making them more recognizable and easier for immune cells like neutrophils and macrophages to phagocytose (engulf and destroy) them.
3. Complement activation: IgG can activate the complement system, a group of proteins that work together to help eliminate pathogens from the body. Activation of the complement system leads to the formation of the membrane attack complex, which creates holes in the cell membranes of bacteria, leading to their lysis (destruction).
4. Antibody-dependent cellular cytotoxicity (ADCC): IgG can bind to immune cells like natural killer (NK) cells and trigger them to release substances that cause target cells (such as virus-infected or cancerous cells) to undergo apoptosis (programmed cell death).
5. Immune complex formation: IgG can form immune complexes with antigens, which can then be removed from the body through various mechanisms, such as phagocytosis by immune cells or excretion in urine.

IgG is a critical component of adaptive immunity and provides long-lasting protection against reinfection with many pathogens. It has four subclasses (IgG1, IgG2, IgG3, and IgG4) that differ in their structure, function, and distribution in the body.

In medical terms, the iris refers to the colored portion of the eye that surrounds the pupil. It is a circular structure composed of thin, contractile muscle fibers (radial and circumferential) arranged in a regular pattern. These muscles are controlled by the autonomic nervous system and can adjust the size of the pupil in response to changes in light intensity or emotional arousal. By constricting or dilating the iris, the amount of light entering the eye can be regulated, which helps maintain optimal visual acuity under various lighting conditions.

The color of the iris is determined by the concentration and distribution of melanin pigments within the iris stroma. The iris also contains blood vessels, nerves, and connective tissue that support its structure and function. Anatomically, the iris is continuous with the ciliary body and the choroid, forming part of the uveal tract in the eye.

An antigen-antibody reaction is a specific immune response that occurs when an antigen (a foreign substance, such as a protein or polysaccharide on the surface of a bacterium or virus) comes into contact with a corresponding antibody (a protective protein produced by the immune system in response to the antigen). The antigen and antibody bind together, forming an antigen-antibody complex. This interaction can neutralize the harmful effects of the antigen, mark it for destruction by other immune cells, or activate complement proteins to help eliminate the antigen from the body. Antigen-antibody reactions are a crucial part of the adaptive immune response and play a key role in the body's defense against infection and disease.

Pseudopregnancy, also known as pseudocyesis or phantom pregnancy, is a psychological condition where an individual (most commonly in women) believes they are pregnant when they are not. This belief is often accompanied by various physical symptoms such as weight gain, abdominal distention, and breast enlargement that mimic those of a genuine pregnancy, despite there being no actual fetal development. These symptoms are caused by the body's hormonal and physiological responses to the individual's strong belief of being pregnant. It is important to note that this condition is rare and can be resolved with proper medical evaluation, counseling, and support.

A base sequence in the context of molecular biology refers to the specific order of nucleotides in a DNA or RNA molecule. In DNA, these nucleotides are adenine (A), guanine (G), cytosine (C), and thymine (T). In RNA, uracil (U) takes the place of thymine. The base sequence contains genetic information that is transcribed into RNA and ultimately translated into proteins. It is the exact order of these bases that determines the genetic code and thus the function of the DNA or RNA molecule.

Messenger RNA (mRNA) is a type of RNA (ribonucleic acid) that carries genetic information copied from DNA in the form of a series of three-base code "words," each of which specifies a particular amino acid. This information is used by the cell's machinery to construct proteins, a process known as translation. After being transcribed from DNA, mRNA travels out of the nucleus to the ribosomes in the cytoplasm where protein synthesis occurs. Once the protein has been synthesized, the mRNA may be degraded and recycled. Post-transcriptional modifications can also occur to mRNA, such as alternative splicing and addition of a 5' cap and a poly(A) tail, which can affect its stability, localization, and translation efficiency.

An animal model in medicine refers to the use of non-human animals in experiments to understand, predict, and test responses and effects of various biological and chemical interactions that may also occur in humans. These models are used when studying complex systems or processes that cannot be easily replicated or studied in human subjects, such as genetic manipulation or exposure to harmful substances. The choice of animal model depends on the specific research question being asked and the similarities between the animal's and human's biological and physiological responses. Examples of commonly used animal models include mice, rats, rabbits, guinea pigs, and non-human primates.

I must clarify that the term "Guinea Pigs" is not typically used in medical definitions. However, in colloquial or informal language, it may refer to people who are used as the first to try out a new medical treatment or drug. This is known as being a "test subject" or "in a clinical trial."

In the field of scientific research, particularly in studies involving animals, guinea pigs are small rodents that are often used as experimental subjects due to their size, cost-effectiveness, and ease of handling. They are not actually pigs from Guinea, despite their name's origins being unclear. However, they do not exactly fit the description of being used in human medical experiments.

The ear is the sensory organ responsible for hearing and maintaining balance. It can be divided into three parts: the outer ear, middle ear, and inner ear. The outer ear consists of the pinna (the visible part of the ear) and the external auditory canal, which directs sound waves toward the eardrum. The middle ear contains three small bones called ossicles that transmit sound vibrations from the eardrum to the inner ear. The inner ear contains the cochlea, a spiral-shaped organ responsible for converting sound vibrations into electrical signals that are sent to the brain, and the vestibular system, which is responsible for maintaining balance.

A kidney, in medical terms, is one of two bean-shaped organs located in the lower back region of the body. They are essential for maintaining homeostasis within the body by performing several crucial functions such as:

1. Regulation of water and electrolyte balance: Kidneys help regulate the amount of water and various electrolytes like sodium, potassium, and calcium in the bloodstream to maintain a stable internal environment.

2. Excretion of waste products: They filter waste products from the blood, including urea (a byproduct of protein metabolism), creatinine (a breakdown product of muscle tissue), and other harmful substances that result from normal cellular functions or external sources like medications and toxins.

3. Endocrine function: Kidneys produce several hormones with important roles in the body, such as erythropoietin (stimulates red blood cell production), renin (regulates blood pressure), and calcitriol (activated form of vitamin D that helps regulate calcium homeostasis).

4. pH balance regulation: Kidneys maintain the proper acid-base balance in the body by excreting either hydrogen ions or bicarbonate ions, depending on whether the blood is too acidic or too alkaline.

5. Blood pressure control: The kidneys play a significant role in regulating blood pressure through the renin-angiotensin-aldosterone system (RAAS), which constricts blood vessels and promotes sodium and water retention to increase blood volume and, consequently, blood pressure.

Anatomically, each kidney is approximately 10-12 cm long, 5-7 cm wide, and 3 cm thick, with a weight of about 120-170 grams. They are surrounded by a protective layer of fat and connected to the urinary system through the renal pelvis, ureters, bladder, and urethra.

Norepinephrine, also known as noradrenaline, is a neurotransmitter and a hormone that is primarily produced in the adrenal glands and is released into the bloodstream in response to stress or physical activity. It plays a crucial role in the "fight-or-flight" response by preparing the body for action through increasing heart rate, blood pressure, respiratory rate, and glucose availability.

As a neurotransmitter, norepinephrine is involved in regulating various functions of the nervous system, including attention, perception, motivation, and arousal. It also plays a role in modulating pain perception and responding to stressful or emotional situations.

In medical settings, norepinephrine is used as a vasopressor medication to treat hypotension (low blood pressure) that can occur during septic shock, anesthesia, or other critical illnesses. It works by constricting blood vessels and increasing heart rate, which helps to improve blood pressure and perfusion of vital organs.

Immunoelectrophoresis (IEP) is a laboratory technique used in the field of clinical pathology and immunology. It is a method for separating and identifying proteins, particularly immunoglobulins or antibodies, in a sample. This technique combines the principles of electrophoresis, which separates proteins based on their electric charge and size, with immunological reactions, which detect specific proteins using antigen-antibody interactions.

In IEP, a protein sample is first separated by electrophoresis in an agarose or agar gel matrix on a glass slide or in a test tube. After separation, an antibody specific to the protein of interest is layered on top of the gel and allowed to diffuse towards the separated proteins. This creates a reaction between the antigen (protein) and the antibody, forming a visible precipitate at the point where they meet. The precipitate line's position and intensity can then be analyzed to identify and quantify the protein of interest.

Immunoelectrophoresis is particularly useful in diagnosing various medical conditions, such as immunodeficiency disorders, monoclonal gammopathies (like multiple myeloma), and other plasma cell dyscrasias. It can help detect abnormal protein patterns, quantify specific immunoglobulins, and identify the presence of M-proteins or Bence Jones proteins, which are indicative of monoclonal gammopathies.

Topical administration refers to a route of administering a medication or treatment directly to a specific area of the body, such as the skin, mucous membranes, or eyes. This method allows the drug to be applied directly to the site where it is needed, which can increase its effectiveness and reduce potential side effects compared to systemic administration (taking the medication by mouth or injecting it into a vein or muscle).

Topical medications come in various forms, including creams, ointments, gels, lotions, solutions, sprays, and patches. They may be used to treat localized conditions such as skin infections, rashes, inflammation, or pain, or to deliver medication to the eyes or mucous membranes for local or systemic effects.

When applying topical medications, it is important to follow the instructions carefully to ensure proper absorption and avoid irritation or other adverse reactions. This may include cleaning the area before application, covering the treated area with a dressing, or avoiding exposure to sunlight or water after application, depending on the specific medication and its intended use.

The Fluorescent Antibody Technique (FAT) is a type of immunofluorescence assay used in laboratory medicine and pathology for the detection and localization of specific antigens or antibodies in tissues, cells, or microorganisms. In this technique, a fluorescein-labeled antibody is used to selectively bind to the target antigen or antibody, forming an immune complex. When excited by light of a specific wavelength, the fluorescein label emits light at a longer wavelength, typically visualized as green fluorescence under a fluorescence microscope.

The FAT is widely used in diagnostic microbiology for the identification and characterization of various bacteria, viruses, fungi, and parasites. It has also been applied in the diagnosis of autoimmune diseases and certain cancers by detecting specific antibodies or antigens in patient samples. The main advantage of FAT is its high sensitivity and specificity, allowing for accurate detection and differentiation of various pathogens and disease markers. However, it requires specialized equipment and trained personnel to perform and interpret the results.

Cholesterol is a type of lipid (fat) molecule that is an essential component of cell membranes and is also used to make certain hormones and vitamins in the body. It is produced by the liver and is also obtained from animal-derived foods such as meat, dairy products, and eggs.

Cholesterol does not mix with blood, so it is transported through the bloodstream by lipoproteins, which are particles made up of both lipids and proteins. There are two main types of lipoproteins that carry cholesterol: low-density lipoproteins (LDL), also known as "bad" cholesterol, and high-density lipoproteins (HDL), also known as "good" cholesterol.

High levels of LDL cholesterol in the blood can lead to a buildup of cholesterol in the walls of the arteries, increasing the risk of heart disease and stroke. On the other hand, high levels of HDL cholesterol are associated with a lower risk of these conditions because HDL helps remove LDL cholesterol from the bloodstream and transport it back to the liver for disposal.

It is important to maintain healthy levels of cholesterol through a balanced diet, regular exercise, and sometimes medication if necessary. Regular screening is also recommended to monitor cholesterol levels and prevent health complications.

The conjunctiva is the mucous membrane that lines the inner surface of the eyelids and covers the front part of the eye, also known as the sclera. It helps to keep the eye moist and protected from irritants. The conjunctiva can become inflamed or infected, leading to conditions such as conjunctivitis (pink eye).

Immunization is defined medically as the process where an individual is made immune or resistant to an infectious disease, typically through the administration of a vaccine. The vaccine stimulates the body's own immune system to recognize and fight off the specific disease-causing organism, thereby preventing or reducing the severity of future infections with that organism.

Immunization can be achieved actively, where the person is given a vaccine to trigger an immune response, or passively, where antibodies are transferred to the person through immunoglobulin therapy. Immunizations are an important part of preventive healthcare and have been successful in controlling and eliminating many infectious diseases worldwide.

Molecular cloning is a laboratory technique used to create multiple copies of a specific DNA sequence. This process involves several steps:

1. Isolation: The first step in molecular cloning is to isolate the DNA sequence of interest from the rest of the genomic DNA. This can be done using various methods such as PCR (polymerase chain reaction), restriction enzymes, or hybridization.
2. Vector construction: Once the DNA sequence of interest has been isolated, it must be inserted into a vector, which is a small circular DNA molecule that can replicate independently in a host cell. Common vectors used in molecular cloning include plasmids and phages.
3. Transformation: The constructed vector is then introduced into a host cell, usually a bacterial or yeast cell, through a process called transformation. This can be done using various methods such as electroporation or chemical transformation.
4. Selection: After transformation, the host cells are grown in selective media that allow only those cells containing the vector to grow. This ensures that the DNA sequence of interest has been successfully cloned into the vector.
5. Amplification: Once the host cells have been selected, they can be grown in large quantities to amplify the number of copies of the cloned DNA sequence.

Molecular cloning is a powerful tool in molecular biology and has numerous applications, including the production of recombinant proteins, gene therapy, functional analysis of genes, and genetic engineering.

The kidney cortex is the outer region of the kidney where most of the functional units called nephrons are located. It plays a crucial role in filtering blood and regulating water, electrolyte, and acid-base balance in the body. The kidney cortex contains the glomeruli, proximal tubules, loop of Henle, and distal tubules, which work together to reabsorb necessary substances and excrete waste products into the urine.

"Cattle" is a term used in the agricultural and veterinary fields to refer to domesticated animals of the genus *Bos*, primarily *Bos taurus* (European cattle) and *Bos indicus* (Zebu). These animals are often raised for meat, milk, leather, and labor. They are also known as bovines or cows (for females), bulls (intact males), and steers/bullocks (castrated males). However, in a strict medical definition, "cattle" does not apply to humans or other animals.

Arteries are blood vessels that carry oxygenated blood away from the heart to the rest of the body. They have thick, muscular walls that can withstand the high pressure of blood being pumped out of the heart. Arteries branch off into smaller vessels called arterioles, which further divide into a vast network of tiny capillaries where the exchange of oxygen, nutrients, and waste occurs between the blood and the body's cells. After passing through the capillary network, deoxygenated blood collects in venules, then merges into veins, which return the blood back to the heart.

Tissue distribution, in the context of pharmacology and toxicology, refers to the way that a drug or xenobiotic (a chemical substance found within an organism that is not naturally produced by or expected to be present within that organism) is distributed throughout the body's tissues after administration. It describes how much of the drug or xenobiotic can be found in various tissues and organs, and is influenced by factors such as blood flow, lipid solubility, protein binding, and the permeability of cell membranes. Understanding tissue distribution is important for predicting the potential effects of a drug or toxin on different parts of the body, and for designing drugs with improved safety and efficacy profiles.

An epitope is a specific region on the surface of an antigen (a molecule that can trigger an immune response) that is recognized by an antibody, B-cell receptor, or T-cell receptor. It is also commonly referred to as an antigenic determinant. Epitopes are typically composed of linear amino acid sequences or conformational structures made up of discontinuous amino acids in the antigen. They play a crucial role in the immune system's ability to differentiate between self and non-self molecules, leading to the targeted destruction of foreign substances like viruses and bacteria. Understanding epitopes is essential for developing vaccines, diagnostic tests, and immunotherapies.

Sodium is an essential mineral and electrolyte that is necessary for human health. In a medical context, sodium is often discussed in terms of its concentration in the blood, as measured by serum sodium levels. The normal range for serum sodium is typically between 135 and 145 milliequivalents per liter (mEq/L).

Sodium plays a number of important roles in the body, including:

* Regulating fluid balance: Sodium helps to regulate the amount of water in and around your cells, which is important for maintaining normal blood pressure and preventing dehydration.
* Facilitating nerve impulse transmission: Sodium is involved in the generation and transmission of electrical signals in the nervous system, which is necessary for proper muscle function and coordination.
* Assisting with muscle contraction: Sodium helps to regulate muscle contractions by interacting with other minerals such as calcium and potassium.

Low sodium levels (hyponatremia) can cause symptoms such as confusion, seizures, and coma, while high sodium levels (hypernatremia) can lead to symptoms such as weakness, muscle cramps, and seizures. Both conditions require medical treatment to correct.

A lung is a pair of spongy, elastic organs in the chest that work together to enable breathing. They are responsible for taking in oxygen and expelling carbon dioxide through the process of respiration. The left lung has two lobes, while the right lung has three lobes. The lungs are protected by the ribcage and are covered by a double-layered membrane called the pleura. The trachea divides into two bronchi, which further divide into smaller bronchioles, leading to millions of tiny air sacs called alveoli, where the exchange of gases occurs.

Intravenous injections are a type of medical procedure where medication or fluids are administered directly into a vein using a needle and syringe. This route of administration is also known as an IV injection. The solution injected enters the patient's bloodstream immediately, allowing for rapid absorption and onset of action. Intravenous injections are commonly used to provide quick relief from symptoms, deliver medications that are not easily absorbed by other routes, or administer fluids and electrolytes in cases of dehydration or severe illness. It is important that intravenous injections are performed using aseptic technique to minimize the risk of infection.

Epithelium is the tissue that covers the outer surface of the body, lines the internal cavities and organs, and forms various glands. It is composed of one or more layers of tightly packed cells that have a uniform shape and size, and rest on a basement membrane. Epithelial tissues are avascular, meaning they do not contain blood vessels, and are supplied with nutrients by diffusion from the underlying connective tissue.

Epithelial cells perform a variety of functions, including protection, secretion, absorption, excretion, and sensation. They can be classified based on their shape and the number of cell layers they contain. The main types of epithelium are:

1. Squamous epithelium: composed of flat, scalelike cells that fit together like tiles on a roof. It forms the lining of blood vessels, air sacs in the lungs, and the outermost layer of the skin.
2. Cuboidal epithelium: composed of cube-shaped cells with equal height and width. It is found in glands, tubules, and ducts.
3. Columnar epithelium: composed of tall, rectangular cells that are taller than they are wide. It lines the respiratory, digestive, and reproductive tracts.
4. Pseudostratified epithelium: appears stratified or layered but is actually made up of a single layer of cells that vary in height. The nuclei of these cells appear at different levels, giving the tissue a stratified appearance. It lines the respiratory and reproductive tracts.
5. Transitional epithelium: composed of several layers of cells that can stretch and change shape to accommodate changes in volume. It is found in the urinary bladder and ureters.

Epithelial tissue provides a barrier between the internal and external environments, protecting the body from physical, chemical, and biological damage. It also plays a crucial role in maintaining homeostasis by regulating the exchange of substances between the body and its environment.

Acetylcholine is a neurotransmitter, a type of chemical messenger that transmits signals across a chemical synapse from one neuron (nerve cell) to another "target" neuron, muscle cell, or gland cell. It is involved in both peripheral and central nervous system functions.

In the peripheral nervous system, acetylcholine acts as a neurotransmitter at the neuromuscular junction, where it transmits signals from motor neurons to activate muscles. Acetylcholine also acts as a neurotransmitter in the autonomic nervous system, where it is involved in both the sympathetic and parasympathetic systems.

In the central nervous system, acetylcholine plays a role in learning, memory, attention, and arousal. Disruptions in cholinergic neurotransmission have been implicated in several neurological disorders, including Alzheimer's disease, Parkinson's disease, and myasthenia gravis.

Acetylcholine is synthesized from choline and acetyl-CoA by the enzyme choline acetyltransferase and is stored in vesicles at the presynaptic terminal of the neuron. When a nerve impulse arrives, the vesicles fuse with the presynaptic membrane, releasing acetylcholine into the synapse. The acetylcholine then binds to receptors on the postsynaptic membrane, triggering a response in the target cell. Acetylcholine is subsequently degraded by the enzyme acetylcholinesterase, which terminates its action and allows for signal transduction to be repeated.

Gel chromatography is a type of liquid chromatography that separates molecules based on their size or molecular weight. It uses a stationary phase that consists of a gel matrix made up of cross-linked polymers, such as dextran, agarose, or polyacrylamide. The gel matrix contains pores of various sizes, which allow smaller molecules to penetrate deeper into the matrix while larger molecules are excluded.

In gel chromatography, a mixture of molecules is loaded onto the top of the gel column and eluted with a solvent that moves down the column by gravity or pressure. As the sample components move down the column, they interact with the gel matrix and get separated based on their size. Smaller molecules can enter the pores of the gel and take longer to elute, while larger molecules are excluded from the pores and elute more quickly.

Gel chromatography is commonly used to separate and purify proteins, nucleic acids, and other biomolecules based on their size and molecular weight. It is also used in the analysis of polymers, colloids, and other materials with a wide range of applications in chemistry, biology, and medicine.

Hydrogen-ion concentration, also known as pH, is a measure of the acidity or basicity of a solution. It is defined as the negative logarithm (to the base 10) of the hydrogen ion activity in a solution. The standard unit of measurement is the pH unit. A pH of 7 is neutral, less than 7 is acidic, and greater than 7 is basic.

In medical terms, hydrogen-ion concentration is important for maintaining homeostasis within the body. For example, in the stomach, a high hydrogen-ion concentration (low pH) is necessary for the digestion of food. However, in other parts of the body such as blood, a high hydrogen-ion concentration can be harmful and lead to acidosis. Conversely, a low hydrogen-ion concentration (high pH) in the blood can lead to alkalosis. Both acidosis and alkalosis can have serious consequences on various organ systems if not corrected.

Smooth muscle, also known as involuntary muscle, is a type of muscle that is controlled by the autonomic nervous system and functions without conscious effort. These muscles are found in the walls of hollow organs such as the stomach, intestines, bladder, and blood vessels, as well as in the eyes, skin, and other areas of the body.

Smooth muscle fibers are shorter and narrower than skeletal muscle fibers and do not have striations or sarcomeres, which give skeletal muscle its striped appearance. Smooth muscle is controlled by the autonomic nervous system through the release of neurotransmitters such as acetylcholine and norepinephrine, which bind to receptors on the smooth muscle cells and cause them to contract or relax.

Smooth muscle plays an important role in many physiological processes, including digestion, circulation, respiration, and elimination. It can also contribute to various medical conditions, such as hypertension, gastrointestinal disorders, and genitourinary dysfunction, when it becomes overactive or underactive.

An antigen-antibody complex is a type of immune complex that forms when an antibody binds to a specific antigen. An antigen is any substance that triggers an immune response, while an antibody is a protein produced by the immune system to neutralize or destroy foreign substances like antigens.

When an antibody binds to an antigen, it forms a complex that can be either soluble or insoluble. Soluble complexes are formed when the antigen is small and can move freely through the bloodstream. Insoluble complexes, on the other hand, are formed when the antigen is too large to move freely, such as when it is part of a bacterium or virus.

The formation of antigen-antibody complexes plays an important role in the immune response. Once formed, these complexes can be recognized and cleared by other components of the immune system, such as phagocytes, which help to prevent further damage to the body. However, in some cases, the formation of large numbers of antigen-antibody complexes can lead to inflammation and tissue damage, contributing to the development of certain autoimmune diseases.

Gamma-globulins are a type of protein found in the blood serum, specifically a class of immunoglobulins (antibodies) known as IgG. They are the most abundant type of antibody and provide long-term defense against bacterial and viral infections. Gamma-globulins can also be referred to as "gamma globulin" or "gamma immune globulins."

These proteins are produced by B cells, a type of white blood cell, in response to an antigen (a foreign substance that triggers an immune response). IgG gamma-globulins have the ability to cross the placenta and provide passive immunity to the fetus. They can be measured through various medical tests such as serum protein electrophoresis (SPEP) or immunoelectrophoresis, which are used to diagnose and monitor conditions related to immune system disorders, such as multiple myeloma or primary immunodeficiency diseases.

In addition, gamma-globulins can be administered therapeutically in the form of intravenous immunoglobulin (IVIG) to provide passive immunity for patients with immunodeficiencies, autoimmune disorders, or infectious diseases.

In medical terms, the heart is a muscular organ located in the thoracic cavity that functions as a pump to circulate blood throughout the body. It's responsible for delivering oxygen and nutrients to the tissues and removing carbon dioxide and other wastes. The human heart is divided into four chambers: two atria on the top and two ventricles on the bottom. The right side of the heart receives deoxygenated blood from the body and pumps it to the lungs, while the left side receives oxygenated blood from the lungs and pumps it out to the rest of the body. The heart's rhythmic contractions and relaxations are regulated by a complex electrical conduction system.

Potassium is a essential mineral and an important electrolyte that is widely distributed in the human body. The majority of potassium in the body (approximately 98%) is found within cells, with the remaining 2% present in blood serum and other bodily fluids. Potassium plays a crucial role in various physiological processes, including:

1. Regulation of fluid balance and maintenance of normal blood pressure through its effects on vascular tone and sodium excretion.
2. Facilitation of nerve impulse transmission and muscle contraction by participating in the generation and propagation of action potentials.
3. Protein synthesis, enzyme activation, and glycogen metabolism.
4. Regulation of acid-base balance through its role in buffering systems.

The normal serum potassium concentration ranges from 3.5 to 5.0 mEq/L (milliequivalents per liter) or mmol/L (millimoles per liter). Potassium levels outside this range can have significant clinical consequences, with both hypokalemia (low potassium levels) and hyperkalemia (high potassium levels) potentially leading to serious complications such as cardiac arrhythmias, muscle weakness, and respiratory failure.

Potassium is primarily obtained through the diet, with rich sources including fruits (e.g., bananas, oranges, and apricots), vegetables (e.g., leafy greens, potatoes, and tomatoes), legumes, nuts, dairy products, and meat. In cases of deficiency or increased needs, potassium supplements may be recommended under the guidance of a healthcare professional.

The sinoatrial (SA) node, also known as the sinus node, is the primary pacemaker of the heart. It is a small bundle of specialized cardiac conduction tissue located in the upper part of the right atrium, near the entrance of the superior vena cava. The SA node generates electrical impulses that initiate each heartbeat, causing the atria to contract and pump blood into the ventricles. This process is called sinus rhythm.

The SA node's electrical activity is regulated by the autonomic nervous system, which can adjust the heart rate in response to changes in the body's needs, such as during exercise or rest. The SA node's rate of firing determines the heart rate, with a normal resting heart rate ranging from 60 to 100 beats per minute.

If the SA node fails to function properly or its electrical impulses are blocked, other secondary pacemakers in the heart may take over, resulting in abnormal heart rhythms called arrhythmias.

Electric stimulation, also known as electrical nerve stimulation or neuromuscular electrical stimulation, is a therapeutic treatment that uses low-voltage electrical currents to stimulate nerves and muscles. It is often used to help manage pain, promote healing, and improve muscle strength and mobility. The electrical impulses can be delivered through electrodes placed on the skin or directly implanted into the body.

In a medical context, electric stimulation may be used for various purposes such as:

1. Pain management: Electric stimulation can help to block pain signals from reaching the brain and promote the release of endorphins, which are natural painkillers produced by the body.
2. Muscle rehabilitation: Electric stimulation can help to strengthen muscles that have become weak due to injury, illness, or surgery. It can also help to prevent muscle atrophy and improve range of motion.
3. Wound healing: Electric stimulation can promote tissue growth and help to speed up the healing process in wounds, ulcers, and other types of injuries.
4. Urinary incontinence: Electric stimulation can be used to strengthen the muscles that control urination and reduce symptoms of urinary incontinence.
5. Migraine prevention: Electric stimulation can be used as a preventive treatment for migraines by applying electrical impulses to specific nerves in the head and neck.

It is important to note that electric stimulation should only be administered under the guidance of a qualified healthcare professional, as improper use can cause harm or discomfort.

Monoclonal antibodies are a type of antibody that are identical because they are produced by a single clone of cells. They are laboratory-produced molecules that act like human antibodies in the immune system. They can be designed to attach to specific proteins found on the surface of cancer cells, making them useful for targeting and treating cancer. Monoclonal antibodies can also be used as a therapy for other diseases, such as autoimmune disorders and inflammatory conditions.

Monoclonal antibodies are produced by fusing a single type of immune cell, called a B cell, with a tumor cell to create a hybrid cell, or hybridoma. This hybrid cell is then able to replicate indefinitely, producing a large number of identical copies of the original antibody. These antibodies can be further modified and engineered to enhance their ability to bind to specific targets, increase their stability, and improve their effectiveness as therapeutic agents.

Monoclonal antibodies have several mechanisms of action in cancer therapy. They can directly kill cancer cells by binding to them and triggering an immune response. They can also block the signals that promote cancer growth and survival. Additionally, monoclonal antibodies can be used to deliver drugs or radiation directly to cancer cells, increasing the effectiveness of these treatments while minimizing their side effects on healthy tissues.

Monoclonal antibodies have become an important tool in modern medicine, with several approved for use in cancer therapy and other diseases. They are continuing to be studied and developed as a promising approach to treating a wide range of medical conditions.

Wound healing is a complex and dynamic process that occurs after tissue injury, aiming to restore the integrity and functionality of the damaged tissue. It involves a series of overlapping phases: hemostasis, inflammation, proliferation, and remodeling.

1. Hemostasis: This initial phase begins immediately after injury and involves the activation of the coagulation cascade to form a clot, which stabilizes the wound and prevents excessive blood loss.
2. Inflammation: Activated inflammatory cells, such as neutrophils and monocytes/macrophages, infiltrate the wound site to eliminate pathogens, remove debris, and release growth factors that promote healing. This phase typically lasts for 2-5 days post-injury.
3. Proliferation: In this phase, various cell types, including fibroblasts, endothelial cells, and keratinocytes, proliferate and migrate to the wound site to synthesize extracellular matrix (ECM) components, form new blood vessels (angiogenesis), and re-epithelialize the wounded area. This phase can last up to several weeks depending on the size and severity of the wound.
4. Remodeling: The final phase of wound healing involves the maturation and realignment of collagen fibers, leading to the restoration of tensile strength in the healed tissue. This process can continue for months to years after injury, although the tissue may never fully regain its original structure and function.

It is important to note that wound healing can be compromised by several factors, including age, nutrition, comorbidities (e.g., diabetes, vascular disease), and infection, which can result in delayed healing or non-healing chronic wounds.

An antigen is a substance (usually a protein) that is recognized as foreign by the immune system and stimulates an immune response, leading to the production of antibodies or activation of T-cells. Antigens can be derived from various sources, including bacteria, viruses, fungi, parasites, and tumor cells. They can also come from non-living substances such as pollen, dust mites, or chemicals.

Antigens contain epitopes, which are specific regions on the antigen molecule that are recognized by the immune system. The immune system's response to an antigen depends on several factors, including the type of antigen, its size, and its location in the body.

In general, antigens can be classified into two main categories:

1. T-dependent antigens: These require the help of T-cells to stimulate an immune response. They are typically larger, more complex molecules that contain multiple epitopes capable of binding to both MHC class II molecules on antigen-presenting cells and T-cell receptors on CD4+ T-cells.
2. T-independent antigens: These do not require the help of T-cells to stimulate an immune response. They are usually smaller, simpler molecules that contain repetitive epitopes capable of cross-linking B-cell receptors and activating them directly.

Understanding antigens and their properties is crucial for developing vaccines, diagnostic tests, and immunotherapies.

The eye is the organ of sight, primarily responsible for detecting and focusing on visual stimuli. It is a complex structure composed of various parts that work together to enable vision. Here are some of the main components of the eye:

1. Cornea: The clear front part of the eye that refracts light entering the eye and protects the eye from harmful particles and microorganisms.
2. Iris: The colored part of the eye that controls the amount of light reaching the retina by adjusting the size of the pupil.
3. Pupil: The opening in the center of the iris that allows light to enter the eye.
4. Lens: A biconvex structure located behind the iris that further refracts light and focuses it onto the retina.
5. Retina: A layer of light-sensitive cells (rods and cones) at the back of the eye that convert light into electrical signals, which are then transmitted to the brain via the optic nerve.
6. Optic Nerve: The nerve that carries visual information from the retina to the brain.
7. Vitreous: A clear, gel-like substance that fills the space between the lens and the retina, providing structural support to the eye.
8. Conjunctiva: A thin, transparent membrane that covers the front of the eye and the inner surface of the eyelids.
9. Extraocular Muscles: Six muscles that control the movement of the eye, allowing for proper alignment and focus.

The eye is a remarkable organ that allows us to perceive and interact with our surroundings. Various medical specialties, such as ophthalmology and optometry, are dedicated to the diagnosis, treatment, and management of various eye conditions and diseases.

I'm sorry for any confusion, but there seems to be a misunderstanding. Fibromas are benign tumors that develop in connective tissues, and they can affect various animals, including rabbits. However, there is no such thing as a "Fibroma Virus" in rabbits or any other animal. Fibromas can be caused by various factors, such as papillomavirus infection, but they are not themselves viruses. If you have any further questions or need clarification on a different topic, please don't hesitate to ask!

An Enzyme-Linked Immunosorbent Assay (ELISA) is a type of analytical biochemistry assay used to detect and quantify the presence of a substance, typically a protein or peptide, in a liquid sample. It takes its name from the enzyme-linked antibodies used in the assay.

In an ELISA, the sample is added to a well containing a surface that has been treated to capture the target substance. If the target substance is present in the sample, it will bind to the surface. Next, an enzyme-linked antibody specific to the target substance is added. This antibody will bind to the captured target substance if it is present. After washing away any unbound material, a substrate for the enzyme is added. If the enzyme is present due to its linkage to the antibody, it will catalyze a reaction that produces a detectable signal, such as a color change or fluorescence. The intensity of this signal is proportional to the amount of target substance present in the sample, allowing for quantification.

ELISAs are widely used in research and clinical settings to detect and measure various substances, including hormones, viruses, and bacteria. They offer high sensitivity, specificity, and reproducibility, making them a reliable choice for many applications.

Myosins are a large family of motor proteins that play a crucial role in various cellular processes, including muscle contraction and intracellular transport. They consist of heavy chains, which contain the motor domain responsible for generating force and motion, and light chains, which regulate the activity of the myosin. Based on their structural and functional differences, myosins are classified into over 35 classes, with classes II, V, and VI being the most well-studied.

Class II myosins, also known as conventional myosins, are responsible for muscle contraction in skeletal, cardiac, and smooth muscles. They form filaments called thick filaments, which interact with actin filaments to generate force and movement during muscle contraction.

Class V myosins, also known as unconventional myosins, are involved in intracellular transport and organelle positioning. They have a long tail that can bind to various cargoes, such as vesicles, mitochondria, and nuclei, and a motor domain that moves along actin filaments to transport the cargoes to their destinations.

Class VI myosins are also unconventional myosins involved in intracellular transport and organelle positioning. They have two heads connected by a coiled-coil tail, which can bind to various cargoes. Class VI myosins move along actin filaments in a unique hand-over-hand motion, allowing them to transport their cargoes efficiently.

Overall, myosins are essential for many cellular functions and have been implicated in various diseases, including cardiovascular diseases, neurological disorders, and cancer.

The psoas muscles are a pair of muscles that are located in the lower lumbar region of the spine and run through the pelvis to attach to the femur (thigh bone). They are deep muscles, meaning they are located close to the body's core, and are surrounded by other muscles, bones, and organs.

The psoas muscles are composed of two separate muscles: the psoas major and the psoas minor. The psoas major is the larger of the two muscles and originates from the lumbar vertebrae (T12 to L5) and runs through the pelvis to attach to the lesser trochanter of the femur. The psoas minor, which is smaller and tends to be absent in some people, originates from the lower thoracic vertebrae (T12) and upper lumbar vertebrae (L1-L3) and runs down to attach to the iliac fascia and the pectineal line of the pubis.

The primary function of the psoas muscles is to flex the hip joint, which means they help to bring the knee towards the chest. They also play a role in stabilizing the lumbar spine and pelvis during movement. Tightness or weakness in the psoas muscles can contribute to lower back pain, postural issues, and difficulty with mobility and stability.

Scanning electron microscopy (SEM) is a type of electron microscopy that uses a focused beam of electrons to scan the surface of a sample and produce a high-resolution image. In SEM, a beam of electrons is scanned across the surface of a specimen, and secondary electrons are emitted from the sample due to interactions between the electrons and the atoms in the sample. These secondary electrons are then detected by a detector and used to create an image of the sample's surface topography. SEM can provide detailed images of the surface of a wide range of materials, including metals, polymers, ceramics, and biological samples. It is commonly used in materials science, biology, and electronics for the examination and analysis of surfaces at the micro- and nanoscale.

"Treponema pallidum" is a species of spiral-shaped bacteria (a spirochete) that is the causative agent of syphilis, a sexually transmitted infection. The bacterium is very thin and difficult to culture in the laboratory, which has made it challenging for researchers to study its biology and develop new treatments for syphilis.

The bacterium can infect various tissues and organs in the body, leading to a wide range of symptoms that can affect multiple systems, including the skin, bones, joints, cardiovascular system, and nervous system. The infection can be transmitted through sexual contact, from mother to fetus during pregnancy or childbirth, or through blood transfusions or shared needles.

Syphilis is a serious disease that can have long-term health consequences if left untreated. However, it is also curable with appropriate antibiotic therapy, such as penicillin. It is important to diagnose and treat syphilis early to prevent the spread of the infection and avoid potential complications.

Microvilli are small, finger-like projections that line the apical surface (the side facing the lumen) of many types of cells, including epithelial and absorptive cells. They serve to increase the surface area of the cell membrane, which in turn enhances the cell's ability to absorb nutrients, transport ions, and secrete molecules.

Microvilli are typically found in high density and are arranged in a brush-like border called the "brush border." They contain a core of actin filaments that provide structural support and allow for their movement and flexibility. The membrane surrounding microvilli contains various transporters, channels, and enzymes that facilitate specific functions related to absorption and secretion.

In summary, microvilli are specialized structures on the surface of cells that enhance their ability to interact with their environment by increasing the surface area for transport and secretory processes.

Indomethacin is a non-steroidal anti-inflammatory drug (NSAID) that is commonly used to reduce pain, inflammation, and fever. It works by inhibiting the activity of certain enzymes in the body, including cyclooxygenase (COX), which plays a role in producing prostaglandins, chemicals involved in the inflammatory response.

Indomethacin is available in various forms, such as capsules, suppositories, and injectable solutions, and is used to treat a wide range of conditions, including rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, gout, and bursitis. It may also be used to relieve pain and reduce fever in other conditions, such as dental procedures or after surgery.

Like all NSAIDs, indomethacin can have side effects, including stomach ulcers, bleeding, and kidney damage, especially when taken at high doses or for long periods of time. It may also increase the risk of heart attack and stroke. Therefore, it is important to use indomethacin only as directed by a healthcare provider and to report any unusual symptoms or side effects promptly.

Immunohistochemistry (IHC) is a technique used in pathology and laboratory medicine to identify specific proteins or antigens in tissue sections. It combines the principles of immunology and histology to detect the presence and location of these target molecules within cells and tissues. This technique utilizes antibodies that are specific to the protein or antigen of interest, which are then tagged with a detection system such as a chromogen or fluorophore. The stained tissue sections can be examined under a microscope, allowing for the visualization and analysis of the distribution and expression patterns of the target molecule in the context of the tissue architecture. Immunohistochemistry is widely used in diagnostic pathology to help identify various diseases, including cancer, infectious diseases, and immune-mediated disorders.

An action potential is a brief electrical signal that travels along the membrane of a nerve cell (neuron) or muscle cell. It is initiated by a rapid, localized change in the permeability of the cell membrane to specific ions, such as sodium and potassium, resulting in a rapid influx of sodium ions and a subsequent efflux of potassium ions. This ion movement causes a brief reversal of the electrical potential across the membrane, which is known as depolarization. The action potential then propagates along the cell membrane as a wave, allowing the electrical signal to be transmitted over long distances within the body. Action potentials play a crucial role in the communication and functioning of the nervous system and muscle tissue.

Muscle relaxation, in a medical context, refers to the process of reducing tension and promoting relaxation in the skeletal muscles. This can be achieved through various techniques, including progressive muscle relaxation (PMR), where individuals consciously tense and then release specific muscle groups in a systematic manner.

PMR has been shown to help reduce anxiety, stress, and muscle tightness, and improve overall well-being. It is often used as a complementary therapy in conjunction with other treatments for conditions such as chronic pain, headaches, and insomnia.

Additionally, muscle relaxation can also be facilitated through pharmacological interventions, such as the use of muscle relaxant medications. These drugs work by inhibiting the transmission of signals between nerves and muscles, leading to a reduction in muscle tone and spasticity. They are commonly used to treat conditions such as multiple sclerosis, cerebral palsy, and spinal cord injuries.

Ophthalmic solutions are sterile, single-use or multi-dose preparations in a liquid form that are intended for topical administration to the eye. These solutions can contain various types of medications, such as antibiotics, anti-inflammatory agents, antihistamines, or lubricants, which are used to treat or prevent ocular diseases and conditions.

The pH and osmolarity of ophthalmic solutions are carefully controlled to match the physiological environment of the eye and minimize any potential discomfort or irritation. The solutions may be packaged in various forms, including drops, sprays, or irrigations, depending on the intended use and administration route.

It is important to follow the instructions for use provided by a healthcare professional when administering ophthalmic solutions, as improper use can lead to eye injury or reduced effectiveness of the medication.

Radioimmunoassay (RIA) is a highly sensitive analytical technique used in clinical and research laboratories to measure concentrations of various substances, such as hormones, vitamins, drugs, or tumor markers, in biological samples like blood, urine, or tissues. The method relies on the specific interaction between an antibody and its corresponding antigen, combined with the use of radioisotopes to quantify the amount of bound antigen.

In a typical RIA procedure, a known quantity of a radiolabeled antigen (also called tracer) is added to a sample containing an unknown concentration of the same unlabeled antigen. The mixture is then incubated with a specific antibody that binds to the antigen. During the incubation period, the antibody forms complexes with both the radiolabeled and unlabeled antigens.

After the incubation, the unbound (free) radiolabeled antigen is separated from the antibody-antigen complexes, usually through a precipitation or separation step involving centrifugation, filtration, or chromatography. The amount of radioactivity in the pellet (containing the antibody-antigen complexes) is then measured using a gamma counter or other suitable radiation detection device.

The concentration of the unlabeled antigen in the sample can be determined by comparing the ratio of bound to free radiolabeled antigen in the sample to a standard curve generated from known concentrations of unlabeled antigen and their corresponding bound/free ratios. The higher the concentration of unlabeled antigen in the sample, the lower the amount of radiolabeled antigen that will bind to the antibody, resulting in a lower bound/free ratio.

Radioimmunoassays offer high sensitivity, specificity, and accuracy, making them valuable tools for detecting and quantifying low levels of various substances in biological samples. However, due to concerns about radiation safety and waste disposal, alternative non-isotopic immunoassay techniques like enzyme-linked immunosorbent assays (ELISAs) have become more popular in recent years.

"Newborn animals" refers to the very young offspring of animals that have recently been born. In medical terminology, newborns are often referred to as "neonates," and they are classified as such from birth until about 28 days of age. During this time period, newborn animals are particularly vulnerable and require close monitoring and care to ensure their survival and healthy development.

The specific needs of newborn animals can vary widely depending on the species, but generally, they require warmth, nutrition, hydration, and protection from harm. In many cases, newborns are unable to regulate their own body temperature or feed themselves, so they rely heavily on their mothers for care and support.

In medical settings, newborn animals may be examined and treated by veterinarians to ensure that they are healthy and receiving the care they need. This can include providing medical interventions such as feeding tubes, antibiotics, or other treatments as needed to address any health issues that arise. Overall, the care and support of newborn animals is an important aspect of animal medicine and conservation efforts.

Protein biosynthesis is the process by which cells generate new proteins. It involves two major steps: transcription and translation. Transcription is the process of creating a complementary RNA copy of a sequence of DNA. This RNA copy, or messenger RNA (mRNA), carries the genetic information to the site of protein synthesis, the ribosome. During translation, the mRNA is read by transfer RNA (tRNA) molecules, which bring specific amino acids to the ribosome based on the sequence of nucleotides in the mRNA. The ribosome then links these amino acids together in the correct order to form a polypeptide chain, which may then fold into a functional protein. Protein biosynthesis is essential for the growth and maintenance of all living organisms.

Amino acids are organic compounds that serve as the building blocks of proteins. They consist of a central carbon atom, also known as the alpha carbon, which is bonded to an amino group (-NH2), a carboxyl group (-COOH), a hydrogen atom (H), and a variable side chain (R group). The R group can be composed of various combinations of atoms such as hydrogen, oxygen, sulfur, nitrogen, and carbon, which determine the unique properties of each amino acid.

There are 20 standard amino acids that are encoded by the genetic code and incorporated into proteins during translation. These include:

1. Alanine (Ala)
2. Arginine (Arg)
3. Asparagine (Asn)
4. Aspartic acid (Asp)
5. Cysteine (Cys)
6. Glutamine (Gln)
7. Glutamic acid (Glu)
8. Glycine (Gly)
9. Histidine (His)
10. Isoleucine (Ile)
11. Leucine (Leu)
12. Lysine (Lys)
13. Methionine (Met)
14. Phenylalanine (Phe)
15. Proline (Pro)
16. Serine (Ser)
17. Threonine (Thr)
18. Tryptophan (Trp)
19. Tyrosine (Tyr)
20. Valine (Val)

Additionally, there are several non-standard or modified amino acids that can be incorporated into proteins through post-translational modifications, such as hydroxylation, methylation, and phosphorylation. These modifications expand the functional diversity of proteins and play crucial roles in various cellular processes.

Amino acids are essential for numerous biological functions, including protein synthesis, enzyme catalysis, neurotransmitter production, energy metabolism, and immune response regulation. Some amino acids can be synthesized by the human body (non-essential), while others must be obtained through dietary sources (essential).

Prostaglandin E (PGE) is a type of prostaglandin, which is a group of lipid compounds that are synthesized in the body from fatty acids and have diverse hormone-like effects. Prostaglandins are not actually hormones, but are similar to them in that they act as chemical messengers that have specific effects on certain cells.

Prostaglandin E is one of the most abundant prostaglandins in the body and has a variety of physiological functions. It is involved in the regulation of inflammation, pain perception, fever, and smooth muscle contraction. Prostaglandin E also plays a role in the regulation of blood flow, platelet aggregation, and gastric acid secretion.

Prostaglandin E is synthesized from arachidonic acid, which is released from cell membranes by the action of enzymes called phospholipases. Once formed, prostaglandin E binds to specific receptors on the surface of cells, leading to a variety of intracellular signaling events that ultimately result in changes in cell behavior.

Prostaglandin E is used medically in the treatment of several conditions, including dysmenorrhea (painful menstruation), postpartum hemorrhage, and patent ductus arteriosus (a congenital heart defect). It is also used as a diagnostic tool in the evaluation of kidney function.

Erythrocytes, also known as red blood cells (RBCs), are the most common type of blood cell in circulating blood in mammals. They are responsible for transporting oxygen from the lungs to the body's tissues and carbon dioxide from the tissues to the lungs.

Erythrocytes are formed in the bone marrow and have a biconcave shape, which allows them to fold and bend easily as they pass through narrow blood vessels. They do not have a nucleus or mitochondria, which makes them more flexible but also limits their ability to reproduce or repair themselves.

In humans, erythrocytes are typically disc-shaped and measure about 7 micrometers in diameter. They contain the protein hemoglobin, which binds to oxygen and gives blood its red color. The lifespan of an erythrocyte is approximately 120 days, after which it is broken down in the liver and spleen.

Abnormalities in erythrocyte count or function can lead to various medical conditions, such as anemia, polycythemia, and sickle cell disease.

A peptide fragment is a short chain of amino acids that is derived from a larger peptide or protein through various biological or chemical processes. These fragments can result from the natural breakdown of proteins in the body during regular physiological processes, such as digestion, or they can be produced experimentally in a laboratory setting for research or therapeutic purposes.

Peptide fragments are often used in research to map the structure and function of larger peptides and proteins, as well as to study their interactions with other molecules. In some cases, peptide fragments may also have biological activity of their own and can be developed into drugs or diagnostic tools. For example, certain peptide fragments derived from hormones or neurotransmitters may bind to receptors in the body and mimic or block the effects of the full-length molecule.

"Random allocation," also known as "random assignment" or "randomization," is a process used in clinical trials and other research studies to distribute participants into different intervention groups (such as experimental group vs. control group) in a way that minimizes selection bias and ensures the groups are comparable at the start of the study.

In random allocation, each participant has an equal chance of being assigned to any group, and the assignment is typically made using a computer-generated randomization schedule or other objective methods. This process helps to ensure that any differences between the groups are due to the intervention being tested rather than pre-existing differences in the participants' characteristics.

The endothelium is the thin, delicate tissue that lines the interior surface of blood vessels and lymphatic vessels. It is a single layer of cells called endothelial cells that are in contact with the blood or lymph fluid. The endothelium plays an essential role in maintaining vascular homeostasis by regulating blood flow, coagulation, platelet activation, immune function, and angiogenesis (the formation of new blood vessels). It also acts as a barrier between the vessel wall and the circulating blood or lymph fluid. Dysfunction of the endothelium has been implicated in various cardiovascular diseases, diabetes, inflammation, and cancer.

Dendritic keratitis is a specific form of keratitis, which is inflammation of the cornea. The term "dendritic" refers to the characteristic appearance of the lesion on the cornea, which resembles a branching tree or a dendrite.

Dendritic keratitis is most commonly caused by herpes simplex virus type 1 (HSV-1) infection, although other infectious and non-infectious etiologies can also produce similar lesions. The condition is characterized by the presence of a branching, dendrite-like ulcer on the corneal epithelium, often accompanied by symptoms such as eye pain, redness, photophobia (sensitivity to light), and tearing.

Treatment for dendritic keratitis typically involves antiviral medications to manage the underlying HSV-1 infection, as well as measures to promote corneal healing and reduce discomfort. It is essential to seek prompt medical attention if you suspect dendritic keratitis, as untreated or improperly managed cases can lead to serious complications, including corneal scarring, vision loss, and potential blindness.

Bovine Serum Albumin (BSA) is not a medical term per se, but a biochemical term. It is widely used in medical and biological research. Here's the definition:

Bovine Serum Albumin is a serum albumin protein derived from cows. It is often used as a stabilizer, an emulsifier, or a protein source in various laboratory and industrial applications, including biochemical experiments, cell culture media, and diagnostic kits. BSA has a high solubility in water and can bind to many different types of molecules, making it useful for preventing unwanted interactions between components in a solution. It also has a consistent composition and is relatively inexpensive compared to human serum albumin, which are factors that contribute to its widespread use.

Prostaglandins are naturally occurring, lipid-derived hormones that play various important roles in the human body. They are produced in nearly every tissue in response to injury or infection, and they have diverse effects depending on the site of release and the type of prostaglandin. Some of their functions include:

1. Regulation of inflammation: Prostaglandins contribute to the inflammatory response by increasing vasodilation, promoting fluid accumulation, and sensitizing pain receptors, which can lead to symptoms such as redness, heat, swelling, and pain.
2. Modulation of gastrointestinal functions: Prostaglandins protect the stomach lining from acid secretion and promote mucus production, maintaining the integrity of the gastric mucosa. They also regulate intestinal motility and secretion.
3. Control of renal function: Prostaglandins help regulate blood flow to the kidneys, maintain sodium balance, and control renin release, which affects blood pressure and fluid balance.
4. Regulation of smooth muscle contraction: Prostaglandins can cause both relaxation and contraction of smooth muscles in various tissues, such as the uterus, bronchioles, and vascular system.
5. Modulation of platelet aggregation: Some prostaglandins inhibit platelet aggregation, preventing blood clots from forming too quickly or becoming too large.
6. Reproductive system regulation: Prostaglandins are involved in the menstrual cycle, ovulation, and labor induction by promoting uterine contractions.
7. Neurotransmission: Prostaglandins can modulate neurotransmitter release and neuronal excitability, affecting pain perception, mood, and cognition.

Prostaglandins exert their effects through specific G protein-coupled receptors (GPCRs) found on the surface of target cells. There are several distinct types of prostaglandins (PGs), including PGD2, PGE2, PGF2α, PGI2 (prostacyclin), and thromboxane A2 (TXA2). Each type has unique functions and acts through specific receptors. Prostaglandins are synthesized from arachidonic acid, a polyunsaturated fatty acid derived from membrane phospholipids, by the action of cyclooxygenase (COX) enzymes. Nonsteroidal anti-inflammatory drugs (NSAIDs), such as aspirin and ibuprofen, inhibit COX activity, reducing prostaglandin synthesis and providing analgesic, anti-inflammatory, and antipyretic effects.

Adenosine Triphosphate (ATP) is a high-energy molecule that stores and transports energy within cells. It is the main source of energy for most cellular processes, including muscle contraction, nerve impulse transmission, and protein synthesis. ATP is composed of a base (adenine), a sugar (ribose), and three phosphate groups. The bonds between these phosphate groups contain a significant amount of energy, which can be released when the bond between the second and third phosphate group is broken, resulting in the formation of adenosine diphosphate (ADP) and inorganic phosphate. This process is known as hydrolysis and can be catalyzed by various enzymes to drive a wide range of cellular functions. ATP can also be regenerated from ADP through various metabolic pathways, such as oxidative phosphorylation or substrate-level phosphorylation, allowing for the continuous supply of energy to cells.

Western blotting is a laboratory technique used in molecular biology to detect and quantify specific proteins in a mixture of many different proteins. This technique is commonly used to confirm the expression of a protein of interest, determine its size, and investigate its post-translational modifications. The name "Western" blotting distinguishes this technique from Southern blotting (for DNA) and Northern blotting (for RNA).

The Western blotting procedure involves several steps:

1. Protein extraction: The sample containing the proteins of interest is first extracted, often by breaking open cells or tissues and using a buffer to extract the proteins.
2. Separation of proteins by electrophoresis: The extracted proteins are then separated based on their size by loading them onto a polyacrylamide gel and running an electric current through the gel (a process called sodium dodecyl sulfate-polyacrylamide gel electrophoresis or SDS-PAGE). This separates the proteins according to their molecular weight, with smaller proteins migrating faster than larger ones.
3. Transfer of proteins to a membrane: After separation, the proteins are transferred from the gel onto a nitrocellulose or polyvinylidene fluoride (PVDF) membrane using an electric current in a process called blotting. This creates a replica of the protein pattern on the gel but now immobilized on the membrane for further analysis.
4. Blocking: The membrane is then blocked with a blocking agent, such as non-fat dry milk or bovine serum albumin (BSA), to prevent non-specific binding of antibodies in subsequent steps.
5. Primary antibody incubation: A primary antibody that specifically recognizes the protein of interest is added and allowed to bind to its target protein on the membrane. This step may be performed at room temperature or 4°C overnight, depending on the antibody's properties.
6. Washing: The membrane is washed with a buffer to remove unbound primary antibodies.
7. Secondary antibody incubation: A secondary antibody that recognizes the primary antibody (often coupled to an enzyme or fluorophore) is added and allowed to bind to the primary antibody. This step may involve using a horseradish peroxidase (HRP)-conjugated or alkaline phosphatase (AP)-conjugated secondary antibody, depending on the detection method used later.
8. Washing: The membrane is washed again to remove unbound secondary antibodies.
9. Detection: A detection reagent is added to visualize the protein of interest by detecting the signal generated from the enzyme-conjugated or fluorophore-conjugated secondary antibody. This can be done using chemiluminescent, colorimetric, or fluorescent methods.
10. Analysis: The resulting image is analyzed to determine the presence and quantity of the protein of interest in the sample.

Western blotting is a powerful technique for identifying and quantifying specific proteins within complex mixtures. It can be used to study protein expression, post-translational modifications, protein-protein interactions, and more. However, it requires careful optimization and validation to ensure accurate and reproducible results.

Immunoglobulin allotypes refer to the genetic variations in the constant region of immunoglobulins (antibodies) that are caused by differences in the amino acid sequences. These variations are determined by specific alleles at polymorphic loci on chromosome 14 and 22, which are inherited in a Mendelian fashion.

Immunoglobulin allotypes can be used as markers for ancestry, immune response, and the identification of tissue types in transplantation. They also play a role in the regulation of the immune response and can affect the affinity and specificity of antibodies.

It's important to note that while immunoglobulin allotypes are inherited and do not change over an individual's lifetime, they should not be confused with immunoglobulin isotypes (IgA, IgD, IgE, IgG, and IgM) which refer to the different classes of antibodies that have distinct structures and functions.

The retina is the innermost, light-sensitive layer of tissue in the eye of many vertebrates and some cephalopods. It receives light that has been focused by the cornea and lens, converts it into neural signals, and sends these to the brain via the optic nerve. The retina contains several types of photoreceptor cells including rods (which handle vision in low light) and cones (which are active in bright light and are capable of color vision).

In medical terms, any pathological changes or diseases affecting the retinal structure and function can lead to visual impairment or blindness. Examples include age-related macular degeneration, diabetic retinopathy, retinal detachment, and retinitis pigmentosa among others.

Membrane potential is the electrical potential difference across a cell membrane, typically for excitable cells such as nerve and muscle cells. It is the difference in electric charge between the inside and outside of a cell, created by the selective permeability of the cell membrane to different ions. The resting membrane potential of a typical animal cell is around -70 mV, with the interior being negative relative to the exterior. This potential is generated and maintained by the active transport of ions across the membrane, primarily through the action of the sodium-potassium pump. Membrane potentials play a crucial role in many physiological processes, including the transmission of nerve impulses and the contraction of muscle cells.

Recombinant proteins are artificially created proteins produced through the use of recombinant DNA technology. This process involves combining DNA molecules from different sources to create a new set of genes that encode for a specific protein. The resulting recombinant protein can then be expressed, purified, and used for various applications in research, medicine, and industry.

Recombinant proteins are widely used in biomedical research to study protein function, structure, and interactions. They are also used in the development of diagnostic tests, vaccines, and therapeutic drugs. For example, recombinant insulin is a common treatment for diabetes, while recombinant human growth hormone is used to treat growth disorders.

The production of recombinant proteins typically involves the use of host cells, such as bacteria, yeast, or mammalian cells, which are engineered to express the desired protein. The host cells are transformed with a plasmid vector containing the gene of interest, along with regulatory elements that control its expression. Once the host cells are cultured and the protein is expressed, it can be purified using various chromatography techniques.

Overall, recombinant proteins have revolutionized many areas of biology and medicine, enabling researchers to study and manipulate proteins in ways that were previously impossible.

Histochemistry is the branch of pathology that deals with the microscopic localization of cellular or tissue components using specific chemical reactions. It involves the application of chemical techniques to identify and locate specific biomolecules within tissues, cells, and subcellular structures. This is achieved through the use of various staining methods that react with specific antigens or enzymes in the sample, allowing for their visualization under a microscope. Histochemistry is widely used in diagnostic pathology to identify different types of tissues, cells, and structures, as well as in research to study cellular and molecular processes in health and disease.

Bacterial antigens are substances found on the surface or produced by bacteria that can stimulate an immune response in a host organism. These antigens can be proteins, polysaccharides, teichoic acids, lipopolysaccharides, or other molecules that are recognized as foreign by the host's immune system.

When a bacterial antigen is encountered by the host's immune system, it triggers a series of responses aimed at eliminating the bacteria and preventing infection. The host's immune system recognizes the antigen as foreign through the use of specialized receptors called pattern recognition receptors (PRRs), which are found on various immune cells such as macrophages, dendritic cells, and neutrophils.

Once a bacterial antigen is recognized by the host's immune system, it can stimulate both the innate and adaptive immune responses. The innate immune response involves the activation of inflammatory pathways, the recruitment of immune cells to the site of infection, and the production of antimicrobial peptides.

The adaptive immune response, on the other hand, involves the activation of T cells and B cells, which are specific to the bacterial antigen. These cells can recognize and remember the antigen, allowing for a more rapid and effective response upon subsequent exposures.

Bacterial antigens are important in the development of vaccines, as they can be used to stimulate an immune response without causing disease. By identifying specific bacterial antigens that are associated with virulence or pathogenicity, researchers can develop vaccines that target these antigens and provide protection against infection.

The endothelium is a thin layer of simple squamous epithelial cells that lines the interior surface of blood vessels, lymphatic vessels, and heart chambers. The vascular endothelium, specifically, refers to the endothelial cells that line the blood vessels. These cells play a crucial role in maintaining vascular homeostasis by regulating vasomotor tone, coagulation, platelet activation, inflammation, and permeability of the vessel wall. They also contribute to the growth and repair of the vascular system and are involved in various pathological processes such as atherosclerosis, hypertension, and diabetes.

Vasoconstriction is a medical term that refers to the narrowing of blood vessels due to the contraction of the smooth muscle in their walls. This process decreases the diameter of the lumen (the inner space of the blood vessel) and reduces blood flow through the affected vessels. Vasoconstriction can occur throughout the body, but it is most noticeable in the arterioles and precapillary sphincters, which control the amount of blood that flows into the capillary network.

The autonomic nervous system, specifically the sympathetic division, plays a significant role in regulating vasoconstriction through the release of neurotransmitters like norepinephrine (noradrenaline). Various hormones and chemical mediators, such as angiotensin II, endothelin-1, and serotonin, can also induce vasoconstriction.

Vasoconstriction is a vital physiological response that helps maintain blood pressure and regulate blood flow distribution in the body. However, excessive or prolonged vasoconstriction may contribute to several pathological conditions, including hypertension, stroke, and peripheral vascular diseases.

Blood pressure is the force exerted by circulating blood on the walls of the blood vessels. It is measured in millimeters of mercury (mmHg) and is given as two figures:

1. Systolic pressure: This is the pressure when the heart pushes blood out into the arteries.
2. Diastolic pressure: This is the pressure when the heart rests between beats, allowing it to fill with blood.

Normal blood pressure for adults is typically around 120/80 mmHg, although this can vary slightly depending on age, sex, and other factors. High blood pressure (hypertension) is generally considered to be a reading of 130/80 mmHg or higher, while low blood pressure (hypotension) is usually defined as a reading below 90/60 mmHg. It's important to note that blood pressure can fluctuate throughout the day and may be affected by factors such as stress, physical activity, and medication use.

Biological transport refers to the movement of molecules, ions, or solutes across biological membranes or through cells in living organisms. This process is essential for maintaining homeostasis, regulating cellular functions, and enabling communication between cells. There are two main types of biological transport: passive transport and active transport.

Passive transport does not require the input of energy and includes:

1. Diffusion: The random movement of molecules from an area of high concentration to an area of low concentration until equilibrium is reached.
2. Osmosis: The diffusion of solvent molecules (usually water) across a semi-permeable membrane from an area of lower solute concentration to an area of higher solute concentration.
3. Facilitated diffusion: The assisted passage of polar or charged substances through protein channels or carriers in the cell membrane, which increases the rate of diffusion without consuming energy.

Active transport requires the input of energy (in the form of ATP) and includes:

1. Primary active transport: The direct use of ATP to move molecules against their concentration gradient, often driven by specific transport proteins called pumps.
2. Secondary active transport: The coupling of the movement of one substance down its electrochemical gradient with the uphill transport of another substance, mediated by a shared transport protein. This process is also known as co-transport or counter-transport.

Nitric oxide (NO) is a molecule made up of one nitrogen atom and one oxygen atom. In the body, it is a crucial signaling molecule involved in various physiological processes such as vasodilation, immune response, neurotransmission, and inhibition of platelet aggregation. It is produced naturally by the enzyme nitric oxide synthase (NOS) from the amino acid L-arginine. Inhaled nitric oxide is used medically to treat pulmonary hypertension in newborns and adults, as it helps to relax and widen blood vessels, improving oxygenation and blood flow.

Blood proteins, also known as serum proteins, are a group of complex molecules present in the blood that are essential for various physiological functions. These proteins include albumin, globulins (alpha, beta, and gamma), and fibrinogen. They play crucial roles in maintaining oncotic pressure, transporting hormones, enzymes, vitamins, and minerals, providing immune defense, and contributing to blood clotting.

Albumin is the most abundant protein in the blood, accounting for about 60% of the total protein mass. It functions as a transporter of various substances, such as hormones, fatty acids, and drugs, and helps maintain oncotic pressure, which is essential for fluid balance between the blood vessels and surrounding tissues.

Globulins are divided into three main categories: alpha, beta, and gamma globulins. Alpha and beta globulins consist of transport proteins like lipoproteins, hormone-binding proteins, and enzymes. Gamma globulins, also known as immunoglobulins or antibodies, are essential for the immune system's defense against pathogens.

Fibrinogen is a protein involved in blood clotting. When an injury occurs, fibrinogen is converted into fibrin, which forms a mesh to trap platelets and form a clot, preventing excessive bleeding.

Abnormal levels of these proteins can indicate various medical conditions, such as liver or kidney disease, malnutrition, infections, inflammation, or autoimmune disorders. Blood protein levels are typically measured through laboratory tests like serum protein electrophoresis (SPE) and immunoelectrophoresis (IEP).

Intraocular pressure (IOP) is the fluid pressure within the eye, specifically within the anterior chamber, which is the space between the cornea and the iris. It is measured in millimeters of mercury (mmHg). The aqueous humor, a clear fluid that fills the anterior chamber, is constantly produced and drained, maintaining a balance that determines the IOP. Normal IOP ranges from 10-21 mmHg, with average values around 15-16 mmHg. Elevated IOP is a key risk factor for glaucoma, a group of eye conditions that can lead to optic nerve damage and vision loss if not treated promptly and effectively. Regular monitoring of IOP is essential in diagnosing and managing glaucoma and other ocular health issues.

The lacrimal apparatus is a complex system in the eye that produces, stores, and drains tears. It consists of several components including:

1. Lacrimal glands: These are located in the upper outer part of the eyelid and produce tears to keep the eye surface moist and protected from external agents.
2. Tear ducts (lacrimal canaliculi): These are small tubes that drain tears from the surface of the eye into the lacrimal sac.
3. Lacrimal sac: This is a small pouch-like structure located in the inner part of the eyelid, which collects tears from the tear ducts and drains them into the nasolacrimal duct.
4. Nasolacrimal duct: This is a tube that runs from the lacrimal sac to the nose and drains tears into the nasal cavity.

The lacrimal apparatus helps maintain the health and comfort of the eye by keeping it lubricated, protecting it from infection, and removing any foreign particles or debris.

High-performance liquid chromatography (HPLC) is a type of chromatography that separates and analyzes compounds based on their interactions with a stationary phase and a mobile phase under high pressure. The mobile phase, which can be a gas or liquid, carries the sample mixture through a column containing the stationary phase.

In HPLC, the mobile phase is a liquid, and it is pumped through the column at high pressures (up to several hundred atmospheres) to achieve faster separation times and better resolution than other types of liquid chromatography. The stationary phase can be a solid or a liquid supported on a solid, and it interacts differently with each component in the sample mixture, causing them to separate as they travel through the column.

HPLC is widely used in analytical chemistry, pharmaceuticals, biotechnology, and other fields to separate, identify, and quantify compounds present in complex mixtures. It can be used to analyze a wide range of substances, including drugs, hormones, vitamins, pigments, flavors, and pollutants. HPLC is also used in the preparation of pure samples for further study or use.

The endothelium of the cornea is the thin, innermost layer of cells that lines the inner surface of the cornea, which is the clear, dome-shaped structure at the front of the eye. This single layer of specialized cells is essential for maintaining the transparency and proper hydration of the cornea, allowing light to pass through it and focus on the retina.

The endothelial cells are hexagonal in shape and have tight junctions between them, creating a semi-permeable barrier that controls the movement of water and solutes between the corneal stroma (the middle layer of the cornea) and the anterior chamber (the space between the cornea and the iris). The endothelial cells actively pump excess fluid out of the cornea, maintaining a delicate balance of hydration that is critical for corneal clarity.

Damage to or dysfunction of the corneal endothelium can result in corneal edema (swelling), cloudiness, and loss of vision. Factors contributing to endothelial damage include aging, eye trauma, intraocular surgery, and certain diseases such as Fuchs' dystrophy and glaucoma.

Blood platelets, also known as thrombocytes, are small, colorless cell fragments in our blood that play an essential role in normal blood clotting. They are formed in the bone marrow from large cells called megakaryocytes and circulate in the blood in an inactive state until they are needed to help stop bleeding. When a blood vessel is damaged, platelets become activated and change shape, releasing chemicals that attract more platelets to the site of injury. These activated platelets then stick together to form a plug, or clot, that seals the wound and prevents further blood loss. In addition to their role in clotting, platelets also help to promote healing by releasing growth factors that stimulate the growth of new tissue.

Chromatography is a technique used in analytical chemistry for the separation, identification, and quantification of the components of a mixture. It is based on the differential distribution of the components of a mixture between a stationary phase and a mobile phase. The stationary phase can be a solid or liquid, while the mobile phase is a gas, liquid, or supercritical fluid that moves through the stationary phase carrying the sample components.

The interaction between the sample components and the stationary and mobile phases determines how quickly each component will move through the system. Components that interact more strongly with the stationary phase will move more slowly than those that interact more strongly with the mobile phase. This difference in migration rates allows for the separation of the components, which can then be detected and quantified.

There are many different types of chromatography, including paper chromatography, thin-layer chromatography (TLC), gas chromatography (GC), liquid chromatography (LC), and high-performance liquid chromatography (HPLC). Each type has its own strengths and weaknesses, and is best suited for specific applications.

In summary, chromatography is a powerful analytical technique used to separate, identify, and quantify the components of a mixture based on their differential distribution between a stationary phase and a mobile phase.

A cell membrane, also known as the plasma membrane, is a thin semi-permeable phospholipid bilayer that surrounds all cells in animals, plants, and microorganisms. It functions as a barrier to control the movement of substances in and out of the cell, allowing necessary molecules such as nutrients, oxygen, and signaling molecules to enter while keeping out harmful substances and waste products. The cell membrane is composed mainly of phospholipids, which have hydrophilic (water-loving) heads and hydrophobic (water-fearing) tails. This unique structure allows the membrane to be flexible and fluid, yet selectively permeable. Additionally, various proteins are embedded in the membrane that serve as channels, pumps, receptors, and enzymes, contributing to the cell's overall functionality and communication with its environment.

Pregnancy is a physiological state or condition where a fertilized egg (zygote) successfully implants and grows in the uterus of a woman, leading to the development of an embryo and finally a fetus. This process typically spans approximately 40 weeks, divided into three trimesters, and culminates in childbirth. Throughout this period, numerous hormonal and physical changes occur to support the growing offspring, including uterine enlargement, breast development, and various maternal adaptations to ensure the fetus's optimal growth and well-being.

Endotoxins are toxic substances that are associated with the cell walls of certain types of bacteria. They are released when the bacterial cells die or divide, and can cause a variety of harmful effects in humans and animals. Endotoxins are made up of lipopolysaccharides (LPS), which are complex molecules consisting of a lipid and a polysaccharide component.

Endotoxins are particularly associated with gram-negative bacteria, which have a distinctive cell wall structure that includes an outer membrane containing LPS. These toxins can cause fever, inflammation, and other symptoms when they enter the bloodstream or other tissues of the body. They are also known to play a role in the development of sepsis, a potentially life-threatening condition characterized by a severe immune response to infection.

Endotoxins are resistant to heat, acid, and many disinfectants, making them difficult to eliminate from contaminated environments. They can also be found in a variety of settings, including hospitals, industrial facilities, and agricultural operations, where they can pose a risk to human health.

Leukocytes, also known as white blood cells (WBCs), are a crucial component of the human immune system. They are responsible for protecting the body against infections and foreign substances. Leukocytes are produced in the bone marrow and circulate throughout the body in the bloodstream and lymphatic system.

There are several types of leukocytes, including:

1. Neutrophils - These are the most abundant type of leukocyte and are primarily responsible for fighting bacterial infections. They contain enzymes that can destroy bacteria.
2. Lymphocytes - These are responsible for producing antibodies and destroying virus-infected cells, as well as cancer cells. There are two main types of lymphocytes: B-lymphocytes and T-lymphocytes.
3. Monocytes - These are the largest type of leukocyte and help to break down and remove dead or damaged tissues, as well as microorganisms.
4. Eosinophils - These play a role in fighting parasitic infections and are also involved in allergic reactions and inflammation.
5. Basophils - These release histamine and other chemicals that cause inflammation in response to allergens or irritants.

An abnormal increase or decrease in the number of leukocytes can indicate an underlying medical condition, such as an infection, inflammation, or a blood disorder.

A cell line is a culture of cells that are grown in a laboratory for use in research. These cells are usually taken from a single cell or group of cells, and they are able to divide and grow continuously in the lab. Cell lines can come from many different sources, including animals, plants, and humans. They are often used in scientific research to study cellular processes, disease mechanisms, and to test new drugs or treatments. Some common types of human cell lines include HeLa cells (which come from a cancer patient named Henrietta Lacks), HEK293 cells (which come from embryonic kidney cells), and HUVEC cells (which come from umbilical vein endothelial cells). It is important to note that cell lines are not the same as primary cells, which are cells that are taken directly from a living organism and have not been grown in the lab.

Neutrophils are a type of white blood cell that are part of the immune system's response to infection. They are produced in the bone marrow and released into the bloodstream where they circulate and are able to move quickly to sites of infection or inflammation in the body. Neutrophils are capable of engulfing and destroying bacteria, viruses, and other foreign substances through a process called phagocytosis. They are also involved in the release of inflammatory mediators, which can contribute to tissue damage in some cases. Neutrophils are characterized by the presence of granules in their cytoplasm, which contain enzymes and other proteins that help them carry out their immune functions.

Articular cartilage is the smooth, white tissue that covers the ends of bones where they come together to form joints. It provides a cushion between bones and allows for smooth movement by reducing friction. Articular cartilage also absorbs shock and distributes loads evenly across the joint, protecting the bones from damage. It is avascular, meaning it does not have its own blood supply, and relies on the surrounding synovial fluid for nutrients. Over time, articular cartilage can wear down or become damaged due to injury or disease, leading to conditions such as osteoarthritis.

Affinity chromatography is a type of chromatography technique used in biochemistry and molecular biology to separate and purify proteins based on their biological characteristics, such as their ability to bind specifically to certain ligands or molecules. This method utilizes a stationary phase that is coated with a specific ligand (e.g., an antibody, antigen, receptor, or enzyme) that selectively interacts with the target protein in a sample.

The process typically involves the following steps:

1. Preparation of the affinity chromatography column: The stationary phase, usually a solid matrix such as agarose beads or magnetic beads, is modified by covalently attaching the ligand to its surface.
2. Application of the sample: The protein mixture is applied to the top of the affinity chromatography column, allowing it to flow through the stationary phase under gravity or pressure.
3. Binding and washing: As the sample flows through the column, the target protein selectively binds to the ligand on the stationary phase, while other proteins and impurities pass through. The column is then washed with a suitable buffer to remove any unbound proteins and contaminants.
4. Elution of the bound protein: The target protein can be eluted from the column using various methods, such as changing the pH, ionic strength, or polarity of the buffer, or by introducing a competitive ligand that displaces the bound protein.
5. Collection and analysis: The eluted protein fraction is collected and analyzed for purity and identity, often through techniques like SDS-PAGE or mass spectrometry.

Affinity chromatography is a powerful tool in biochemistry and molecular biology due to its high selectivity and specificity, enabling the efficient isolation of target proteins from complex mixtures. However, it requires careful consideration of the binding affinity between the ligand and the protein, as well as optimization of the elution conditions to minimize potential damage or denaturation of the purified protein.

Deoxyribonucleic acid (DNA) is the genetic material present in the cells of organisms where it is responsible for the storage and transmission of hereditary information. DNA is a long molecule that consists of two strands coiled together to form a double helix. Each strand is made up of a series of four nucleotide bases - adenine (A), guanine (G), cytosine (C), and thymine (T) - that are linked together by phosphate and sugar groups. The sequence of these bases along the length of the molecule encodes genetic information, with A always pairing with T and C always pairing with G. This base-pairing allows for the replication and transcription of DNA, which are essential processes in the functioning and reproduction of all living organisms.

Enzyme inhibitors are substances that bind to an enzyme and decrease its activity, preventing it from catalyzing a chemical reaction in the body. They can work by several mechanisms, including blocking the active site where the substrate binds, or binding to another site on the enzyme to change its shape and prevent substrate binding. Enzyme inhibitors are often used as drugs to treat various medical conditions, such as high blood pressure, abnormal heart rhythms, and bacterial infections. They can also be found naturally in some foods and plants, and can be used in research to understand enzyme function and regulation.

I believe there might be a misunderstanding in your question. "Dogs" is not a medical term or condition. It is the common name for a domesticated carnivore of the family Canidae, specifically the genus Canis, which includes wolves, foxes, and other extant and extinct species of mammals. Dogs are often kept as pets and companions, and they have been bred in a wide variety of forms and sizes for different purposes, such as hunting, herding, guarding, assisting police and military forces, and providing companionship and emotional support.

If you meant to ask about a specific medical condition or term related to dogs, please provide more context so I can give you an accurate answer.

Culture techniques are methods used in microbiology to grow and multiply microorganisms, such as bacteria, fungi, or viruses, in a controlled laboratory environment. These techniques allow for the isolation, identification, and study of specific microorganisms, which is essential for diagnostic purposes, research, and development of medical treatments.

The most common culture technique involves inoculating a sterile growth medium with a sample suspected to contain microorganisms. The growth medium can be solid or liquid and contains nutrients that support the growth of the microorganisms. Common solid growth media include agar plates, while liquid growth media are used for broth cultures.

Once inoculated, the growth medium is incubated at a temperature that favors the growth of the microorganisms being studied. During incubation, the microorganisms multiply and form visible colonies on the solid growth medium or turbid growth in the liquid growth medium. The size, shape, color, and other characteristics of the colonies can provide important clues about the identity of the microorganism.

Other culture techniques include selective and differential media, which are designed to inhibit the growth of certain types of microorganisms while promoting the growth of others, allowing for the isolation and identification of specific pathogens. Enrichment cultures involve adding specific nutrients or factors to a sample to promote the growth of a particular type of microorganism.

Overall, culture techniques are essential tools in microbiology and play a critical role in medical diagnostics, research, and public health.

Anti-idiotypic antibodies are a type of immune protein that recognizes and binds to the unique identifying region (idiotype) of another antibody. These antibodies are produced by the immune system as part of a regulatory feedback mechanism, where they can modulate or inhibit the activity of the original antibody. They have been studied for their potential use in immunotherapy and vaccine development.

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"RABBITS on Stitcher". "RABBITS on Apple". 13 July 2021. Dockterman, Eliana (2017-03-30). "The 50 Best Podcasts Right Now". Time ... "RABBITS Podcast". Kickstarter. Retrieved 2018-02-03. Miles, Terry (2021). Rabbits: a novel (First ed.). New York. ISBN 978-1- ... A Rabbits Novel. ISBN 9780593496404. "RABBITS by Pacific Northwest Stories on Apple Podcasts". iTunes. Archived from the ... Neil Patrick Harris called Rabbits "addictive." Wil Williams criticized Rabbits for its writing, acting, and production, along ...
... is the seventh studio album by Australian post-grunge band Grinspoon, which was released on 28 September 2012. ... Wykes, Sarah (14 September 2012). "Album Review: Grinspoon - Black Rabbits (2012 LP)". the AU review. Heath Media & the AU ... "Australiancharts.com - Grinspoon - Black Rabbits". Hung Medien. Retrieved 6 October 2019. (Use dmy dates from March 2020, Use ... Sjostedt, Arne (22 November 2012). "Review of Grinspoon's Black Rabbits". The Sydney Morning Herald. Fairfax Media. Retrieved 8 ...
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... is a Danish professional basketball team, from Svendborg. The club currently plays in the Basketligaen, the ... Svendborg Rabbits Eurobasket.com Svendborg Page (Articles with short description, Short description is different from Wikidata ... The home ground of the club is the Svendborg Idrætscenter, nicknamed the Kaninhulen (English: The Rabbit Hole). The team won ...
... Translated by Whittaker Chambers. Illustrated by Kurt Wiese. New York: Grosset & Dunlap, 1942. Fifteen Rabbits ... Although Fifteen Rabbits is a story of a collective, the young Hops is the main character, with his beloved Plana. Fifteen ... Fifteen Rabbits (German: Fünfzehn Hasen: Schicksale in Wald und Feld) is a 1929 survival and adventure novel by the Austrian ... The novel depicts a year in the life of a colony of rabbits in the same forest where Bambi dwells. As the title indicates, ...
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"Battle Rabbits". Seven Seas Entertainment. Retrieved 10 November 2015. バトラビッツ 02 (IDコミックス ZERO-SUMコミックス) [Battle Rabbits 02 (ID ... Anime and manga portal Battle Rabbits at Seven Seas Entertainment Battle Rabbits (manga) at Anime News Network's encyclopedia v ... Battle Rabbits (バトラビッツ, Bato Rabittsu) is a Japanese manga series written by Yuki Amemiya and Yukino Ichihara. The series is ... バトラビッツ 1巻 (IDコミックス ZERO-SUMコミックス) [Battle Rabbits Volume 1 (ID Comics ZERO-SUM Comics)]. Amazon.co.jp (in Japanese). Retrieved ...
... "the White Rabbits." From the ranks of the White Rabbits were to emerge some of the most talented and successful women sculptors ... The White Rabbits were a group of women sculptors who worked with Lorado Taft at the World's Columbian Exposition in 1893. As ... Burnham's reply was that Taft could "hire anyone, even white rabbits, if they can get the work done." Taft, an instructor of ... Edited by Robert G. La France et al., University of Illinois Press, 2014 Lorado Taft and The White Rabbits , Art & Design in ...
The Dead Rabbits paid for a letter to The New York Times, denying those assertions. We are requested by the Dead Rabbits to ... Hell on Wheels has a few Dead Rabbit characters. A book of poetry by Richard Griffin, The Dead Rabbit Riot, A.D. 1857: And ... The Dead Rabbits are sensitive on points of Honor, we are assured, and wouldn't allow a thief to live on their beat, much less ... The Dead Rabbits riot was a two-day civil disturbance in New York City evolving from what was originally a small-scale street ...
They adopted the new name Seibu Prince Rabbits in 2006. The club also had a women's team called the Seibu Princess Rabbits. On ... The Seibu Prince Rabbits (SEIBUプリンス ラビッツ, Seibu Purinsu Rabittsu) were an Asia League Ice Hockey team based in Nishitōkyō City ... The Rabbits played at the DyDo Drinco Ice Arena from 2006-2009. In December 2008, Prince Hotels, the team's owner, announced ... Prince Rabbits going for one final crown in ALIH final アイスホッケー西武が解散、引受先見つからず (Japanese only), March 31, 2009[permanent dead ...
Rabbit's Foot Meadery has won numerous awards and is known throughout the industry as a leader and innovator. Rabbit's Foot ... Rabbit's Foot Meadery was a meadery and winery in Sunnyvale, California, United States. Rabbit's Foot Meadery was founded in ... The Sunnyvale location of Rabbit's Foot Meadery closed early 2021 and as of September 2023 has not opened their anticipated ... Linda Zavoral (4 February 2021). "After 25 years, Rabbit's Foot Meadery moving from Sunnyvale to Sierra foothills". San Jose ...
The Seibu Princess Rabbits (Japanese: SEIBUプリンセスラビッツ, romanized: Seibu Purinsesu Rabittsu) are an ice hockey team in the ... This is a list of all seasons completed by Seibu Princess Rabbits since the creation of the WJIHL in 2012. Note: Finish = Rank ... The new name was adapted as the women's counterpart to the Seibu Prince Rabbits, an Asia League team founded in 1972, which ... Kokudo Ladies were renamed as Seibu Princess Rabbits in 2006, when the Seibu Group became the team's primary sponsor. ...
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"The Rub Rabbits! for DS Reviews". Metacritic. CBS Interactive. Retrieved July 6, 2016. EGM staff (April 2006). "The Rub Rabbits ... "The Rub Rabbits!". Game Informer. No. 156. GameStop. April 2006. p. 134. Johnny K. (February 7, 2006). "Review: The Rub Rabbits ... Hill, Jason (March 2, 2006). "The Rub Rabbits". The Sydney Morning Herald. Retrieved July 6, 2016. The Rub Rabbits! at ... Harris, Craig (February 3, 2006). "The Rub Rabbits!". IGN. Ziff Davis. Retrieved July 6, 2016. "The Rub Rabbits!". Nintendo ...
... probably the only fairy tale in existence told from a rabbit's eye view." Two Hundred Rabbits was published in early 1968 by ... Two Hundred Rabbits received critical acclaim on its original print run. Its artwork was praised by Marc Drogin of Munster, ... Two Hundred Rabbits is a 1968 children's picture book written by Lonzo Anderson and illustrated by Adrienne Adams, about a ... The premise of Two Hundred Rabbits was based on a dream that author Lonzo Anderson had after reading a French folk tale. "My ...
Nox All Rabbits video about rabbits and rabbit control in Australia Portals: Australia Rabbits and hares (CS1: Julian-Gregorian ... Rabbits were fed to working dogs and boiled to be fed to poultry. Later, frozen rabbit carcasses were traded locally and ... Domesticated rabbits are banned as pets in the state of Queensland. Rabbits were first introduced to Australia by the First ... Owners of domestic rabbits were advised to vaccinate their animals. In southern Europe, the scarcity of rabbits threatens the ...
"White Rabbits - Chart history , Billboard". Billboard.com. "White Rabbits - Chart history , Billboard". Billboard.com. "White ... "White Rabbits Daytrotter Sessions" (7/16/2007, Daytrotter) "White Rabbits Daytrotter Sessions" (11/2/2009, Daytrotter) "White ... "Reviews for Fort Nightly by White Rabbits". Metacritic. 2007-05-22. Retrieved 2014-06-30. "White Rabbits: 'Honky-Tonk Calypso ... "Daytrotter , Free Songs: White Rabbits". September 14, 2007. Archived from the original on September 14, 2007. "White Rabbits ' ...
... is the first full-length album released by Whirlwind Heat, recorded and produced by Jack White of The White ... Do Rabbits Wonder? (liner notes). Whirlwind Heat. Third Man. V2. 2003. 63881-27152-2.{{cite AV media notes}}: CS1 maint: others ... Do Rabbits Wonder? received generally positive reviews from music critics. At Metacritic, which assigns a normalized rating out ... "Do Rabbits Wonder? - Whirlwind Heat". AllMusic. Archived from the original on November 16, 2020. Retrieved January 29, 2012. ...
... (Arabic: أفواه وأرانب, transliterated as Afwah wa araneb) is an Egyptian film released in 1977, produced by ...
Dirty Little Rabbits is the debut album by American indie band Dirty Little Rabbits, released in 2010. It was the band's only ... "Review: Dirty Little Rabbits". AllMusic. Retrieved July 12, 2010. Withers, Pete (July 6, 2010). "Review: Dirty Little Rabbits ... Ramirez, Carlos (April 7, 2010). "Dirty Little Rabbits, 'Professional Hit' - Video Premiere". Noisecreep. Retrieved September ... "Rabbit Holes" - 4:27 Stella Katsoudas - vocals Ty Fury - guitars Jeff Karnowski - bass Michael Pfaff - keyboards, organ Shawn ...
Vanessa Carlton , Rabbits on the Run Vanessa Carlton, 'Rabbits on the Run' - 2011 New Album Preview - AOL Radio Blog "Home : ... "Rabbits On the Run (Deluxe Edition)". iTunes. "Rabbits on the Run - Vanessa Carlton - Credits - AllMusic". AllMusic. All Media ... The line "rabbits on the run" is from the lyrics of the first single "Carousel". On March 1, 2011, it was announced that ... Rabbits on the Run is the fourth studio album from Vanessa Carlton, released on July 26, 2011, through Razor & Tie. On October ...
The Niigata Albirex BB Rabbits are a basketball team based in Niigata, Niigata, playing in the Women's Japan Basketball League ... "BB Albirex Niigata Rabbits basketball team". Retrieved 12 January 2017. Official website (Articles with short description, ...
Rabbits Run'". Cartoon Brew. Retrieved May 5, 2015. "Looney Tunes: Rabbit's Run (Original Movie)". Walmart. Archived from the ... Looney Tunes: Rabbits Run is a 2015 American animated direct-to-video adventure comedy film in the Looney Tunes franchise ... Looney Tunes: Rabbits Run at IMDb (Articles with short description, Short description is different from Wikidata, 2015 films, ... Driving through the streets (and subway tunnels) of New York and running through Central Park, the rabbits make haste to John F ...
Though size of dwarf and small non-dwarf rabbit breeds may be similar, dwarfs have features unique to them. Dwarf rabbits have ... At this point in time, rabbits were mainly being raised for meat, and therefore, a larger, bulkier rabbit was preferred. It was ... dwarf rabbits are largely popular and nine different breeds are accepted by the American Rabbit Breeder's Association (ARBA) ... Kits (rabbit young) homozygous for the dwarf allele (dwdw) are often referred to as "peanuts", and although viable up to birth ...
The Rabbits is a music theatre work with music by Kate Miller-Heidke and libretto by Lally Katz (with additional music by Iain ... The Rabbits was first performed at the Perth International Arts Festival in February 2015, produced by Opera Australia and ... As per the original book, it is an allegory for the colonisation of Australia, depicting an invasion of rabbits (in lieu of the ... The Rabbits received four 2015 Helpmann Awards, for Best New Australian Work, Best Original Score, Best Presentation for ...
Shooting rabbits with sling - Download as a PDF or view online for free ... Shooting rabbits with sling. *1. Shooting rabbits with sling Introduction to Apache Jackrabbit & Apache Sling ...
Hop into this category to explore the wonderful world of pet rabbits. ... Rabbits have been raised by man for many centuries, both as companions and as a food source. The number of breeds designed ... How do you stop a rabbit from choking? Do female rabbits spray urine? Can you get 4H rabbits fixed? How do you know a rabbits ... Why do rabbits and bats have large ears? What is etaprc? How long should a female rabbit wait till mates again? What do rabbits ...
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CNW/ - On the final day of at the Royal Agricultural Winter Fair (RAWF) rabbits and cavies took centre stage at the Scotiabank ... Schweikart has been showing rabbits for 15 years and it all began when her children were in a rabbit 4-H club. After the ... the Northey Challenge Trophy for Best Overall Cavy or Rabbit was awarded to a French Angora rabbit named Rebecca Smiles, owned ... Showing rabbits takes commitment and a love for the furry critters. Shannon Carter of Cambridge, ON, raises French Angora ...
Main article: Roger Rabbits Car Toon Spin. Roger Rabbits Car Toon Spin is a dark ride based on Who Framed Roger Rabbit. The ... Roger Rabbits evil cousin). Who Wacked Roger Rabbit?[edit]. Who Wacked Roger Rabbit? is a mystery-humor novel written by Gary ... Who P-P-P-Plugged Roger Rabbit?[edit]. Who P-P-P-Plugged Roger Rabbit? is a humorous mystery novel written by Gary K. Wolf ... Who Framed Roger Rabbit Tummy Trouble Roller Coaster Rabbit Trail Mix Up Hare Raising Havoc ...
Rabbits, and Hares) , Find, read and cite all the research you need on ResearchGate ... 2018). Despite similarities in habitat and activity, social structure differs between rabbits and hares, with rabbits tending ... There are over 60 extant species of rabbits and hares. In the wild, rabbits and hares are herbivorous, non-hibernatory, and ... The relative length and joint velocity of limbs was found to be lower than predicted in European rabbits and hares. Furthermore ...
My Brother Rabbit is een avontuur in een surrealistische wereld waarin werkelijkheid is vermengd met kinderfantasie. Een meisje ... My Brother Rabbit is een avontuur in een surrealistische wereld waarin werkelijkheid is vermengd met kinderfantasie. Een meisje ... My Brother Rabbit. Artifex Mundi • Actie en avontuur • Gezin en kinderen • Puzzelen en trivia. ... Family Mysteries: Poisonous Promises (Xbox One Version)My Brother RabbitUncharted Tides: Port Royal (Xbox One Version)Kings ...
Being poisonous, most animals will not graze on it however rabbits would be an effective organism for the biological control of ... Milkweed control by food imprinted rabbits Behav Processes. 2016 Sep;130:75-80. doi: 10.1016/j.beproc.2016.07.012. Epub 2016 ... Rabbit kittens can learn the maternal diet in various ways. They prefer aromatic foods which their mother had eaten during ... The present study was aimed to investigate if rabbit kittens can learn that the common milkweed is a potential food also. In ...
1 site for Rabbits For Sale classifieds ads in the UK. ... 26 ads in ireland in Rabbits For Sale. .css-wm1r3j{display:- ...
Some rabbits may live 4 or 5 years; the average life expectancy for rabbits that survive to leave the nest is only about 11 ... Rabbits eating plants. Rabbits have been known to eat plantings in gardens or flowerbeds. To protect your garden or berry patch ... Encouraging the rabbits natural enemies such as hawks, owls, and foxes can also help control the rabbits. ... Dry upland areas often support above-average rabbit densities. Rabbits seek habitat on edges of open spaces such as fields but ...
... featuring fast-paced whack-a-rabbit gameplay, scintillating puzzles, super-sized boss fights, juicy pixel graphics and a ... Radical Rabbit Stew is a hare-raising action-arcade game, ... Includes 2 items: Radical Rabbit Stew, Radical Rabbit Stew ... Radical Rabbit Stew is a hare-raising action-arcade game, featuring fast-paced whack-a-rabbit gameplay, scintillating puzzles, ... Radical Rabbit Stew is a trademark owned by Pugstorm. Developed by Pugstorm. Published by Sold Out Sales and Marketing Limited ...
Read our advice on keeping your rabbits and other furry friends comfortable in hot weather and learn what to do if you suspect ... Rabbits. Learn about rabbit biology, behaviour with expert advice on how to keep rabbits healthy & happy. ... What is a suitable environment for pet rabbits?. Find out more about rabbits environmental needs. ...
The Donald Petrick Purple Rabbit Scholarship is available to graduating seniors at Beloit Memorial High School. You must ... The Donald Petrick Purple Rabbit Scholarship is available to graduating seniors at Beloit Memorial High School. You must ...
Roger Rabbit (Charles Fleischer). But when Marvin Acme (Stubby Kaye), Jessicas alleged paramour and the owner of Toontown, is ... to investigate an adultery scandal involving Jessica Rabbit (Kathleen Turner), the sultry wife of Maroons biggest star, ... Who Framed Roger Rabbit Photos. Who Framed Roger Rabbit (1988) Who Framed Roger Rabbit (1988) Who Framed Roger Rabbit (1988) ... Who Framed Roger Rabbit (1988) (L-R) Bob Hoskins as Eddie Valiant and Roger Rabbit in Who Framed Roger Rabbit. (L-R) Alan ...
The meaning of RABBIT-FOOT is the hind foot of a rabbit carried as a good-luck piece. ... "Rabbit-foot." Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rabbit-foot. Accessed ... the hind foot of a rabbit carried as a good-luck piece ... Post the Definition of rabbit-foot to Facebook Facebook Share ...
The rabbit finished her thesis and was out celebrating in the local lettuce patch. Another rabbit came along and asked, "Whats ... "Wait!" replied the rabbit, "You should at least wait a few days." "Oh yeah? Why should I wait?" "Well, I am just finishing my ... "Wait!" yelled the rabbit, "you cant eat me right now." "And why might that be, my furry appetizer?" "I am almost finished ... The Superiority of Rabbits over Foxes and Wolves." "Are you sure? That doesnt sound right." "Oh yes. Come and read it for ...
... By Anthony Cuthbertson On 2/10/16 at 6:02 AM EST. ... A rabbits brain has been successfully cryogenically preserved in long-term storage, marking the first time a whole mammalian ... The successful reanimation of a rabbits brain marks a significant breakthrough in the field of cryonics. Creative Commons ... It has been updated to clarify that the rabbit brain has so far only been preserved, not recovered. ...
Tell us about The Rabbit Hole.. The Rabbit Hole is a virtual reality game that mimics the experience of an escape room but ... Is The Rabbit Hole available to the public now?. Yes, you can download it for Samsung* Gear VR and on Steam through or website. ... Whats next for The Rabbit Hole?. At Game Connection we will be demoing the first new option to the game, which is to play it ... As the Co-Founder of VR Monkey, Pedro spoke to us about his latest virtual reality game, The Rabbit Hole. ...
But Jessica Rabbit - originally voiced by Kathleen Turner in the 1988 film Who Framed Roger Rabbit - is no longer painted as a ... Jessica Rabbit is no longer a victim after Disney gave its Roger Rabbit theme park ride a revamp. ... Bob Hoskins and Jessica Rabbit in 1988 film Who Framed Roger Rabbit. (Getty Images) (Archive Photos via Getty Images). ... The cartoon character - the seductive wife of Roger Rabbit - has been removed from the opening scene of the Roger Rabbits Car ...
... can adapt to any crowd, bringing the party alive and giving you a unique and special party experience. At only 17 ... Driven, ambitious and motivated, Acid Rabbit runs to the DJ booth every day in order to perfect her mixing skills. Within a ...
De Jeugd van Tegenwoordig - live at Down The Rabbit Hole 2018 30 jun. 2018 ... Black Rebel Motrocycle Club - live at Down The rabbit Hole 2018 9 jul. 2018 ... Franz Ferdinand - live at Down The Rabbit Hole 2018 2 jul. 2018 ...
Photo of Little Rabbit for fans of Rabbits 40232606 ...
Pepper Rabbit is the Los Angeles-via-New Orleans psych-pop duo of songwriter Xander Singh and cohort Luc Laurent. We take a ... Pepper Rabbit is the Los Angeles-via-New Orleans psych-pop duo of songwriter Xander Singh and cohort Luc Laurent. We take a ... videoembed size="full_width" alignment="center"][/videoembed] The song: Pepper Rabbit - "Harvest Moon" Beauregard is .... This ...
The adventures of Uncle Wiggily, the bunny rabbit gentleman with the twinkling pink nose Howard Roger Garis Jul 13, 2023 ... Bumper the White Rabbit in the Woods George Ethelbert Walsh Sep 15, 2018 ... Edwin, the young rabbit fancier, and other stories Anonymous Sep 18, 2023 ... Little Jack Rabbit and Mr. Wicked Wolf David Cory Oct 21, 2022 ... Little Jack Rabbits big blue book David Cory Apr 17, 2023 * ...
  • Jessica Rabbit: XERIOUS Business is a novel written by Gary Wolf released in 2022 that details the origin story of Jessica Rabbit, who was originally a human named Jessica Krupnick before she became a Toon. (wikipedia.org)
  • Get your super spoons ready and whack those crazy rabbits into saucepans to free the space chefs - but think fast or the bunnies will attack! (steampowered.com)
  • The bunnies were "freely roaming throughout the interior of the house" with "copious amounts of rabbit feces…observed on the ground, beds, couches, counters, and throughout the house. (thesmokinggun.com)
  • From here, the story branches out to the murders of Kirk Enigman (another candidate for the part of Rhett Butler), Baby Herman , and Dodger Rabbit (Roger Rabbit's evil cousin). (wikipedia.org)
  • The cartoon character - the seductive wife of Roger Rabbit - has been removed from the opening scene of the Roger Rabbit's Car Toon Spin ride at Disneyland in California, where she previously appeared trapped in the trunk of a car. (yahoo.com)
  • Set back when Rabbit had a "very long, beautiful tail," the story follows the selfish, impatient animal's attempts to conjure a massive midsummer snowstorm (rabbit's big snowshoe-like feet allow him to hop atop the snow and reach "tasty leaves and buds" more easily). (publishersweekly.com)
  • Katz received the 2016 AWGIE Award for Music Theatre for The Rabbits' libretto. (wikipedia.org)
  • The cast recording was recorded live during The Rabbits' Sydney season, and released in April 2016. (wikipedia.org)
  • The mammalian order Lagomorpha (pikas, rabbits and hares) has been a common study system because the locomotory diversity of this clade spans generalist to cursorial modes (Bramble, 1989;Camp & Borell, 1937;Fomin & Lobachev, 2000;Kraatz & Sherratt, 2016;Seckel & Janis, 2008;Trotter, 1885;Williams et al. (researchgate.net)
  • True hares, or jackrabbits (genus Lepus), are the largest and most cursorial lagomorphs (Chapman & Flux, 1990), whereas rabbits (other genera including Sylvilagus and Oryctolagus) are typically smaller and more generalised (Camp & Borell, 1937;Young et al. (researchgate.net)
  • However, a greater necessity for agile acceleration between refuges ensures speed is vital enough to their survival that rabbits lie closer to hares than pikas in terms of cursorial ability (Temple, 1987;Young et al. (researchgate.net)
  • hares are generally highly cursorial, rabbits more frequently saltate, and pikas predominantly trot. (researchgate.net)
  • The relative length and joint velocity of limbs was found to be lower than predicted in European rabbits and hares. (researchgate.net)
  • Members of the order Lagomorpha comprise two families, the Leporidae (domestic and wild rabbits and hares) and the Ochotonidae (pikas). (researchgate.net)
  • however, the rabbit gets blamed for some damage caused by mice, squirrels and other rodents. (in.gov)
  • The original description of the ride when it launched in 1994 said: 'The attraction revisits the story of Roger Rabbit as he attempts to rescue his beloved wife Jessica Rabbit from the evil henchmen known as the Weasels. (yahoo.com)
  • There's also media related to the 1988 film Who Framed Roger Rabbit , including books, three animated shorts , comic books, and video games. (wikipedia.org)
  • But Jessica Rabbit - originally voiced by Kathleen Turner in the 1988 film Who Framed Roger Rabbit - is no longer painted as a damsel in distress, instead finding a new role as the boss of her own private detective agency. (yahoo.com)
  • Bob Hoskins and Jessica Rabbit in 1988 film Who Framed Roger Rabbit . (yahoo.com)
  • Here, we expand the phylogenetic sample and body size range by including novel data from Australian samples of the European rabbit (Oryctolagus cuniculus) and European hare (L. europaeus), alongside unpublished data on the Eastern cottontail (S. floridanus). (researchgate.net)
  • The Eastern cottontail rabbit ( Sylvilagus floridanus) is common throughout Indiana. (in.gov)
  • The Eastern cottontail rabbit ( Sylvilagus floridanus ) is found throughout the eastern two-thirds of the United States and south through Mexico. (in.gov)
  • The talented voice-overs of Peter Rabbit (James Corben), Mopsy (Elizabeth Debicki), Flopsy (Margot Robbie), Cottontail (Aimee Horne), and Barnabas (Lennie James) bring life to the characters and laughter. (metacritic.com)
  • According to FBI sources, the cottontail rabbit is believed to have been born in the Deep South, and often employs deception as a means of self-preservation. (theonion.com)
  • Raw skulls 4 hair on cottontails 2 gray squirrels 1 craft bobcat 2 raccoons 1 coyote 1 domestic rabbit 1 Flemish giant rabbit 15 striped. (taxidermy.net)
  • Looking for some small/medium sized animals such as rabbits, squirrels, raccoons etc. to practice on! (taxidermy.net)
  • With the consent of Guevara, cops called a bunny rescue that took 64 of the rabbits while an additional 13 rabbits were also turned over to county animal control. (thesmokinggun.com)
  • Looking for frozen whole bunny rabbits, any colors. (taxidermy.net)
  • Previous investigations of lagomorphs have identified anatomical trends correlated with this 'cursoriality gradient', however, the phylogenetic sampling of such investigations has been limited to three American species, namely the American pika (Ochotona princeps), brush rabbit (Sylvilagus bachmani), and black-tailed jackrabbit (Lepus californicus). (researchgate.net)
  • Some studies have shown up to 145 plant species in rabbit diets. (in.gov)
  • Who P-P-P-Plugged Roger Rabbit? (wikipedia.org)
  • The novel features the original main characters Roger Rabbit , Eddie Valiant , Jessica Rabbit , and Baby Herman . (wikipedia.org)
  • Their personalities conform to those established in the Who Framed Roger Rabbit film, such as Jessica's devotion to Roger and Roger's cartoony quirks such as his speech impediment . (wikipedia.org)
  • Who Framed Roger Rabbit is an innovative and entertaining film that features a groundbreaking mix of live action and animation, with a touching and original story to boot. (rottentomatoes.com)
  • Watch Who Framed Roger Rabbit with a subscription on Disney+, rent on Apple TV, Amazon Prime Video, Vudu, or buy on Amazon Prime Video, Vudu. (rottentomatoes.com)
  • Jessica Rabbit is no longer a victim after Disney gave its Roger Rabbit theme park ride a revamp. (yahoo.com)
  • Who Framed Roger Rabbit, directed by Robert Zemeckis and set in 1940s Hollywood, is a blend of live action with cartoon starring Bob Hoskins as private detective Eddie Valiant, who is asked by Roger Rabbit to help prove his innocence after the animated character is wrongly accused of murder in Toon Town. (yahoo.com)
  • Kathleen Turner (left) with Roger Zemeckis, director of Who Framed Roger Rabbit . (yahoo.com)
  • I had no choice but to leave my little rabbit to die. (sinosplice.com)
  • If I was wrong about which one it was, I could confront my mistake down the road and just hope that my little rabbit wasn't left with too much of a gender identitity crisis. (sinosplice.com)
  • antithymocyte globulin rabbit decreases effects of anthrax vaccine by pharmacodynamic antagonism. (medscape.com)
  • antithymocyte globulin rabbit, axicabtagene ciloleucel. (medscape.com)
  • antithymocyte globulin rabbit decreases effects of BCG vaccine live by pharmacodynamic antagonism. (medscape.com)
  • Antithymocyte globulin is an antiserum to human T cells prepared from horses or rabbits. (medscape.com)
  • Merriam-Webster.com Dictionary , Merriam-Webster, https://www.merriam-webster.com/dictionary/rabbit-foot. (merriam-webster.com)
  • It is the product of a fraud perpetrated by a conniving rabbit, perhaps as an elaborate ruse to avoid being eaten by the president, who is much bigger and stronger than he. (theonion.com)
  • Now, across the world, rabbits will be spared as the standard way of testing for skin irritation is switched over to high-tech modern methods. (peta.org)
  • The methods that have just been adopted by the OECD use reconstructed human skin models that successfully reproduce the effect of chemicals on human skin and allow reliable, accurate measurements of damage in a way that applying chemicals to the shaved skin of rabbits can not. (peta.org)
  • One sunny day a rabbit came out of her hole in the ground to enjoy the fine weather. (virginia.edu)
  • As the Co-Founder of VR Monkey , Pedro spoke to us about his latest virtual reality game, The Rabbit Hole . (intel.com)
  • Tell us about The Rabbit Hole . (intel.com)
  • The Rabbit Hole is a virtual reality game that mimics the experience of an escape room but mixed with the Alice in Wonderland theme. (intel.com)
  • Is The Rabbit Hole available to the public now? (intel.com)
  • What's next for The Rabbit Hole? (intel.com)
  • Get ready for NFL game day excitement at The Rabbit Hole! (opentable.com)
  • Doors Open at 3pm - See you at The Rabbit Hole for the ultimate Sunday vibe! (opentable.com)
  • Fall down The Rabbit Hole during Happy Hour! (opentable.com)
  • White Rabbit House / Gundry & Ducker" 01 Apr 2020. (archdaily.com)
  • Whimsical Animated Comedy-Adventure Film With Loads Of Laughs Peter Rabbit 2: The Runaway is a family-friendly comedy-adventure film. (metacritic.com)
  • A beautiful wedding, a new business, and a perfect life on the farm appeared to be all Peter Rabbit and his family need, but things change when a book Bea wrote about the rabbits gets an opportunity to be published. (metacritic.com)
  • Director Will Gluck and screenwriter Patrick Burleigh bring back Peter Rabbit with a new adventure while maintaining what we love about the characters from the first movie. (metacritic.com)
  • I rate Peter Rabbit 2: The Runaway 5 out of 5 stars and recommend it for ages 3 to 18. (metacritic.com)
  • Peter Rabbit looks like a cute fun film that can appeal to slightly older children with most of the film being live action, but it also has a heart warming story that will not be too scary for younger children. (traileraddict.com)
  • There looks to be no surprises with Peter Rabbit, at first the human hates the animals, then the animals try to take back their land, and finally human falls in love with animals. (traileraddict.com)
  • However, the Telltale News , a newspaper that tends to toons, prints an article about Jessica Rabbit and her relationship with Clark Gable . (wikipedia.org)
  • Jessica Rabbit no longer appears trapped in a car at the start of the ride. (yahoo.com)
  • Jessica Rabbit is fighting back. (yahoo.com)
  • We aim to improve the lives of domestic rabbits through education, awareness, and rescue. (rabbit.org)
  • The residents--Louis Massood and Dena Guevara, both 47--claimed that they were keeping the rabbits for "'rescue purposes,'" but, as noted by an officer, the home lacked food and water for the animals. (thesmokinggun.com)
  • Radical Rabbit Stew is a hare-raising action-arcade game, featuring fast-paced whack-a-rabbit gameplay, scintillating puzzles, super-sized boss fights, juicy pixel graphics and a sizzling soundtrack, perfect for new players and 16-bit retro fans alike! (steampowered.com)
  • In 2019, the country was number 25 among other countries in Indigenous Rabbit Meat Net Production at $4,207.01 Thousand PPP = 2004-2006. (nationmaster.com)
  • Feature adaptation of Beatrix Potter's classic tale of a rebellious rabbit trying to sneak into a farmer's vegetable garden. (traileraddict.com)
  • I'm looking for some smallish rabbits around 3 pounds, preferable whole and frozen, or even skeletal parts! (taxidermy.net)
  • Yes, rabbits in the wild will readily eat roses, both the flowers and leaves of the plant. (answers.com)
  • I'm not quite sure what rabbits in the wild eat, but maybe grass wasn't enough. (sinosplice.com)
  • That's really the difference - the hare rich and gamey in flavour, the rabbit (good wild rabbit) fresh and succulent. (foodreference.com)
  • Francisella tularensis , which is acquired when people have direct contact with infected wild animals, usually rabbits, or are bitten by an infected tick, deer fly, or flea. (msdmanuals.com)
  • MARCH 19--Police who showed up last month at a Georgia home in search of a woman wanted for a probation violation came across an unbelievable sight when they discovered three adults and a 9-year-old child living in what they described as "a 'hoarding' site for rabbits. (thesmokinggun.com)
  • I'm going to start ordering feeder rats, mice and rabbits to learn taxidermy with. (taxidermy.net)
  • Being poisonous, most animals will not graze on it however rabbits would be an effective organism for the biological control of milkweed. (nih.gov)
  • Rabbit and the other animals don't always look consistent from page to page, as though Newman couldn't quite settle on a style, but his paintings are nonetheless a welcome departure from the stodgier artwork that can often accompany myths and folk tales. (publishersweekly.com)
  • The Rabbits received four 2015 Helpmann Awards, for Best New Australian Work, Best Original Score, Best Presentation for Children and Best Costume Design. (wikipedia.org)
  • However, rabbit hunting has declined steadily since the 1940s. (in.gov)
  • Rabbits have been raised by man for many centuries, both as companions and as a food source. (answers.com)
  • The House Rabbit Society recommends no more than 2 tablespoons per day of treat food for a healthy, normal 6 pound rabbit. (answers.com)
  • The present study was aimed to investigate if rabbit kittens can learn that the common milkweed is a potential food also. (nih.gov)
  • Researchers from 21st Century Medicine (21CM) used a new technique called Aldehyde-stabilized cryopreservation that filled the vascular system of the rabbit brain with chemicals that would allow it to be cooled to -211 degrees Fahrenheit (-135 degrees Celsius). (newsweek.com)
  • A grotesque Dunwoody Police Department report details a scene "more alarming" than the crimes they were there to investigate--a home overrun with at least 77 rabbits as well as a "strong odor of ammonia/urine…throughout the entire residence. (thesmokinggun.com)
  • You can litter box train 2 rabbits to the same box if you train them at the same time and they are young. (answers.com)
  • Young rabbits grow fast, and by the end of the first week, their eyes open. (in.gov)
  • Rabbits are not easy to sex when they're that young. (sinosplice.com)
  • Especially dietary fibre seemed to be suitable to prevent gastrointestinal disturbances in young rabbits. (researchgate.net)
  • Sizzling Pick-Up-And-Play Action - Enjoy a mixture of expansive, side-scrolling levels and shorter, single-screen layouts, and have the freedom to hop in for bite-sized sessions or defeat those rascally rabbits entire worlds at a time. (steampowered.com)
  • The present study demonstrates, for the first time, that the excised pigmented rabbit conjunctiva is a tight barrier capable of active Cl- transport. (nih.gov)
  • Rumors that the FBI is constructing a tar baby to catch the rabbit could not be confirmed at press time. (theonion.com)
  • Doug Paisley, We Are Augustines, Deer Tick and Guards all performed, but the night was soured with strange power outages and menacing cops that caused a shut down of the show before White Rabbits could play. (pastemagazine.com)
  • Paisley got trapped in New Hampshire and didn't make the show so it was a four-band bill of White Rabbits, Guards, We Are Augustines and Deer Tick. (pastemagazine.com)
  • Princeton, Wildlife (after getting sorted out at the Canadian border), White Rabbits, Doug Paisley and Hacienda played before a crowd of Slippery Rock folks in a gorgeous old barn in Amish Country, with horses and buggies literally driving past while the show was happening 10-feet away. (pastemagazine.com)
  • Acid Rabbit can adapt to any crowd, bringing the party alive and giving you a unique and special party experience. (amsterdam-dance-event.nl)
  • Known to have outsmarted such adversaries as a fox, a wolf, and a bear, the rabbit is also believed to have tricked U.S. Sen. Charles Schumer (D-NY) into thinking that the sun was still down so that the animal could swipe vegetables from his refrigerator in May. (theonion.com)
  • Thanks to this news, tens of thousands of rabbits a year will no longer suffer in these tests. (peta.org)
  • A few days later the rabbit was again taking a break from writing and sure enough, a wolf came out of the bushes and was ready to set upon her. (virginia.edu)
  • The wolf laughed so hard that it almost lost its grip on the rabbit. (virginia.edu)
  • The 'Coney Act,' which Bush signed into law Monday, prohibits the sale or ownership of handguns and semi-automatic weapons and enacts harsh penalties for the hunting of small game, most notably rabbits. (theonion.com)
  • House Rabbit Society, a 501(c)(3) nonprofit organization, is the nation's largest rabbit welfare group. (rabbit.org)
  • Using a preterm rabbit pup model, we investigated the uptake of systemic recombinant human (rh) IGF-1 in complex with its main binding protein IGF-binding protein 3 (BP-3) to the brain parenchyma via the choroid plexus. (lu.se)
  • Purified preparation of pasteurized polyclonal IgG obtained from rabbits immunized against human thymocytes (T cells) for IV use. (medscape.com)
  • Part of me is relieved because I no longer have the responsibility of trying to raise rabbits in a city apartment. (sinosplice.com)
  • Each rabbit received eight implants and sacrificed after 3 weeks. (bvsalud.org)
  • Serotonin nearly vanished from their brains, but bizarrely, drugs that spur serotonin production did not reverse the rabbits' immobility. (medscape.com)
  • Hop into this category to explore the wonderful world of pet rabbits. (answers.com)
  • Showing rabbits takes commitment and a love for the furry critters. (newswire.ca)
  • As per the original book, it is an allegory for the colonisation of Australia, depicting an invasion of rabbits (in lieu of the English settlers) described as alien, harsh and greedy, as they destroy the land and lives of the native marsupials (in lieu of the original Indigenous population). (wikipedia.org)