The initial stages of the growth of SEEDS into a SEEDLINGS. The embryonic shoot (plumule) and embryonic PLANT ROOTS (radicle) emerge and grow upwards and downwards respectively. Food reserves for germination come from endosperm tissue within the seed and/or from the seed leaves (COTYLEDON). (Concise Dictionary of Biology, 1990)
The encapsulated embryos of flowering plants. They are used as is or for animal feed because of the high content of concentrated nutrients like starches, proteins, and fats. Rapeseed, cottonseed, and sunflower seed are also produced for the oils (fats) they yield.
Heat and stain resistant, metabolically inactive bodies formed within the vegetative cells of bacteria of the genera Bacillus and Clostridium.
The reproductive elements of lower organisms, such as BACTERIA; FUNGI; and cryptogamic plants.
Reproductive bodies produced by fungi.
The state of failure to initiate and complete the process of growth, reproduction, or gemination of otherwise normal plants or vegetative structures thereof.
Picolinic acid is an organic compound that belongs to the class of pyridine derivatives, acting as a chelating agent in mammals, primarily found in the liver and kidneys, and playing a significant role in the metabolism of proteins, vitamins, and minerals.
Very young plant after GERMINATION of SEEDS.
Abscission-accelerating plant growth substance isolated from young cotton fruit, leaves of sycamore, birch, and other plants, and from potatoes, lemons, avocados, and other fruits.
A class of plant growth hormone isolated from cultures of Gibberella fujikuroi, a fungus causing Bakanae disease in rice. There are many different members of the family as well as mixtures of multiple members; all are diterpenoid acids based on the gibberellane skeleton.
A species of bacteria whose spores vary from round to elongate. It is a common soil saprophyte.
A plant genus of the family BRASSICACEAE that contains ARABIDOPSIS PROTEINS and MADS DOMAIN PROTEINS. The species A. thaliana is used for experiments in classical plant genetics as well as molecular genetic studies in plant physiology, biochemistry, and development.
Any of the processes by which nuclear, cytoplasmic, or intercellular factors influence the differential control of gene action in plants.
Proteins that originate from plants species belonging to the genus ARABIDOPSIS. The most intensely studied species of Arabidopsis, Arabidopsis thaliana, is commonly used in laboratory experiments.
The fertilizing element of plants that contains the male GAMETOPHYTES.
Any of the hormones produced naturally in plants and active in controlling growth and other functions. There are three primary classes: auxins, cytokinins, and gibberellins.
A species of rod-shaped bacteria that is a common soil saprophyte. Its spores are widespread and multiplication has been observed chiefly in foods. Contamination may lead to food poisoning.
A species of gram-positive bacteria that is a common soil and water saprophyte.
A plant species of the genus LEPIDIUM, family BRASSICACEAE that is a fast-growing, often weedy native of western Asia. It is widely grown, especially in its curl-leaved form, and used as a garnish
A part of the embryo in a seed plant. The number of cotyledons is an important feature in classifying plants. In seeds without an endosperm, they store food which is used in germination. In some plants, they emerge above the soil surface and become the first photosynthetic leaves. (From Concise Dictionary of Biology, 1990)
Proteins found in plants (flowers, herbs, shrubs, trees, etc.). The concept does not include proteins found in vegetables for which VEGETABLE PROTEINS is available.
A plant growing in a location where it is not wanted, often competing with cultivated plants.
A mitosporic Oxygenales fungal genus causing various diseases of the skin and hair. The species Microsporum canis produces TINEA CAPITIS and tinea corporis, which usually are acquired from domestic cats and dogs. Teleomorphs includes Arthroderma (Nannizzia). (Alexopoulos et al., Introductory Mycology, 4th edition, p305)
A growth from a pollen grain down into the flower style which allows two sperm to pass, one to the ovum within the ovule, and the other to the central cell of the ovule to produce endosperm of SEEDS.
The goosefoot plant family of the order Caryophyllales, subclass Caryophyllidae, class Magnoliopsida. It includes beets and chard (BETA VULGARIS), as well as SPINACH, and salt tolerant plants.
Any of the various plants of the genus Lactuca, especially L. sativa, cultivated for its edible leaves. (From American Heritage Dictionary, 2d ed)
A plant genus of the family OROBANCHACEAE. Lacking chlorophyll, they are nonphotosynthetic parasitic plants. The common name is similar to Broom or Scotch Broom (CYTISUS) or Butcher's Broom (RUSCUS) or Desert Broom (BACCHARIS) or Spanish Broom (SPARTIUM) or Brome (BROMUS).
A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.
A purine nucleoside that has hypoxanthine linked by the N9 nitrogen to the C1 carbon of ribose. It is an intermediate in the degradation of purines and purine nucleosides to uric acid and in pathways of purine salvage. It also occurs in the anticodon of certain transfer RNA molecules. (Dorland, 28th ed)
Presence of warmth or heat or a temperature notably higher than an accustomed norm.
The property of objects that determines the direction of heat flow when they are placed in direct thermal contact. The temperature is the energy of microscopic motions (vibrational and translational) of the particles of atoms.
PLANTS, or their progeny, whose GENOME has been altered by GENETIC ENGINEERING.
The usually underground portions of a plant that serve as support, store food, and through which water and mineral nutrients enter the plant. (From American Heritage Dictionary, 1982; Concise Dictionary of Biology, 1990)
The functional hereditary units of PLANTS.
Any detectable and heritable change in the genetic material that causes a change in the GENOTYPE and which is transmitted to daughter cells and to succeeding generations.
The cactus plant family of the order Caryophyllales, subclass Caryophyllidae, class Magnoliopsida. Cacti are succulent perennial plants well adapted to dry regions.
A clear, odorless, tasteless liquid that is essential for most animal and plant life and is an excellent solvent for many substances. The chemical formula is hydrogen oxide (H2O). (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
A species of bacteria that causes ANTHRAX in humans and animals.
Nutritive tissue of the seeds of flowering plants that surrounds the EMBRYOS. It is produced by a parallel process of fertilization in which a second male gamete from the pollen grain fuses with two female nuclei within the embryo sac. The endosperm varies in ploidy and contains reserves of starch, oils, and proteins, making it an important source of human nutrition.
A plant genus of the family Orobanchaceae that is parasitic on the roots of other plants. Members contain the flavones, APIGENIN and LUTEOLIN.
A plant genus in the LAURACEAE family. The common name of stinkwood is also used for Zieria (RUTACEAE).
Annual cereal grass of the family POACEAE and its edible starchy grain, rice, which is the staple food of roughly one-half of the world's population.
The broom-rape plant family of the order Lamiales.
Any liquid or solid preparation made specifically for the growth, storage, or transport of microorganisms or other types of cells. The variety of media that exist allow for the culturing of specific microorganisms and cell types, such as differential media, selective media, test media, and defined media. Solid media consist of liquid media that have been solidified with an agent such as AGAR or GELATIN.
A plant genus of the family POACEAE. The EDIBLE GRAIN, barley, is widely used as food.
Microscopic threadlike filaments in FUNGI that are filled with a layer of protoplasm. Collectively, the hyphae make up the MYCELIUM.
An enzyme that catalyzes the hydrolysis of terminal, non-reducing beta-D-mannose residues in beta-D-mannosides. The enzyme plays a role in the lysosomal degradation of the N-glycosylprotein glycans. Defects in the lysosomal form of the enzyme in humans result in a buildup of mannoside intermediate metabolites and the disease BETA-MANNOSIDOSIS.
A genus of aquatic fungi of the family Blastocladiaceae, order Blastocladiales, used in the study of zoospore formation.
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.
A plant species of the family POACEAE. It is a tall grass grown for its EDIBLE GRAIN, corn, used as food and animal FODDER.
That portion of the electromagnetic spectrum in the visible, ultraviolet, and infrared range.
A genus of BACILLACEAE that are spore-forming, rod-shaped cells. Most species are saprophytic soil forms with only a few species being pathogenic.
A family of flowering plants in the order Caryophyllales, with about 60 genera and more than 800 species of plants, with a few shrubs, trees, and vines. The leaves usually have nonindented edges.
Proteins found in any species of bacterium.
A ubiquitous sodium salt that is commonly used to season food.
Ribonucleic acid in plants having regulatory and catalytic roles as well as involvement in protein synthesis.
A genus of zygomycetous fungi of the family Mucoraceae, order Mucorales. It is primarily saprophytic, but may cause MUCORMYCOSIS in man from spores germinating in the lungs.
The reproductive organs of plants.
Degree of saltiness, which is largely the OSMOLAR CONCENTRATION of SODIUM CHLORIDE plus any other SALTS present. It is an ecological factor of considerable importance, influencing the types of organisms that live in an ENVIRONMENT.
Elements of limited time intervals, contributing to particular results or situations.
Processes orchestrated or driven by a plethora of genes, plant hormones, and inherent biological timing mechanisms facilitated by secondary molecules, which result in the systematic transformation of plants and plant parts, from one stage of maturity to another.
A type of climate characterized by insufficient moisture to support appreciable plant life. It is a climate of extreme aridity, usually of extreme heat, and of negligible rainfall. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
A form of interference microscopy in which variations of the refracting index in the object are converted into variations of intensity in the image. This is achieved by the action of a phase plate.
Plants that can grow well in soils that have a high SALINITY.
Removal of moisture from a substance (chemical, food, tissue, etc.).
The outermost layer of a cell in most PLANTS; BACTERIA; FUNGI; and ALGAE. The cell wall is usually a rigid structure that lies external to the CELL MEMBRANE, and provides a protective barrier against physical or chemical agents.
Proteins found in any species of fungus.
Substances released by PLANTS such as PLANT GUMS and PLANT RESINS.
A blue-green biliprotein widely distributed in the plant kingdom.
Members of the group of vascular plants which bear flowers. They are differentiated from GYMNOSPERMS by their production of seeds within a closed chamber (OVARY, PLANT). The Angiosperms division is composed of two classes, the monocotyledons (Liliopsida) and dicotyledons (Magnoliopsida). Angiosperms represent approximately 80% of all known living plants.
A plant genus of the family LILIACEAE. Members contain steroidal saponins.
Expanded structures, usually green, of vascular plants, characteristically consisting of a bladelike expansion attached to a stem, and functioning as the principal organ of photosynthesis and transpiration. (American Heritage Dictionary, 2d ed)
Diseases of plants.
A plant family of the order Orchidales, subclass Liliidae, class Liliopsida (monocotyledons). All orchids have the same bilaterally symmetrical flower structure, with three sepals, but the flowers vary greatly in color and shape.
The region of the stem beneath the stalks of the seed leaves (cotyledons) and directly above the young root of the embryo plant. It grows rapidly in seedlings showing epigeal germination and lifts the cotyledons above the soil surface. In this region (the transition zone) the arrangement of vascular bundles in the root changes to that of the stem. (From Concise Dictionary of Biology, 1990)
New immature growth of a plant including stem, leaves, tips of branches, and SEEDLINGS.
Mold and yeast inhibitor. Used as a fungistatic agent for foods, especially cheeses.
Derivatives of ethylene, a simple organic gas of biological origin with many industrial and biological use.
A plant genus of the family BRASSICACEAE known for its peppery red root.
The various physical methods which include wind, insects, animals, tension, and water, by which a plant scatters its seeds away from the parent plant.
The unconsolidated mineral or organic matter on the surface of the earth that serves as a natural medium for the growth of land plants.
A phylum of fungi which have cross-walls or septa in the mycelium. The perfect state is characterized by the formation of a saclike cell (ascus) containing ascospores. Most pathogenic fungi with a known perfect state belong to this phylum.
A plant genus of the family POACEAE that is the source of EDIBLE GRAIN. A hybrid with rye (SECALE CEREALE) is called TRITICALE. The seed is ground into FLOUR and used to make BREAD, and is the source of WHEAT GERM AGGLUTININS.
A species of imperfect fungi from which the antibiotic fumigatin is obtained. Its spores may cause respiratory infection in birds and mammals.
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 outward appearance of the individual. It is the product of interactions between genes, and between the GENOTYPE and the environment.
A plant genus of the family EUPHORBIACEAE. Members contain jatrophone and other diterpenes.
A plant photo regulatory protein that exists in two forms that are reversibly interconvertible by LIGHT. In response to light it moves to the CELL NUCLEUS and regulates transcription of target genes. Phytochrome B plays an important role in shade avoidance and mediates plant de-etiolation in red light.
A plant genus of the family RUBIACEAE. It is best known for the COFFEE beverage prepared from the beans (SEEDS).
A species of anaerobic, gram-positive, rod-shaped bacteria in the family Clostridiaceae that produces proteins with characteristic neurotoxicity. It is the etiologic agent of BOTULISM in humans, wild fowl, HORSES; and CATTLE. Seven subtypes (sometimes called antigenic types, or strains) exist, each producing a different botulinum toxin (BOTULINUM TOXINS). The organism and its spores are widely distributed in nature.
The reproductive cells of plants.
A genus herbs of the Asteraceae family. The SEEDS yield oil and are used as food and animal feed; the roots of Helianthus tuberosus (Jerusalem artichoke) are edible.
A kingdom of eukaryotic, heterotrophic organisms that live parasitically as saprobes, including MUSHROOMS; YEASTS; smuts, molds, etc. They reproduce either sexually or asexually, and have life cycles that range from simple to complex. Filamentous fungi, commonly known as molds, refer to those that grow as multicellular colonies.
A plant family of the order Hydropteridales, class Filicopsida, division PTERIDOPHYTA. They are aquatic ferns with quatrifoliate leaves resembling four leaf clover, creeping rhizome, and bean shaped sporocarps.
The physiological processes, properties, and states characteristic of plants.
A plant species of the family SOLANACEAE, native of South America, widely cultivated for their edible, fleshy, usually red fruit.
A plant family of the order Dilleniales, subclass Dilleniidae, class Magnoliopsida.
A commonly used x-ray contrast medium. As DIATRIZOATE MEGLUMINE and as Diatrizoate sodium, it is used for gastrointestinal studies, angiography, and urography.
A large plant family in the order Apiales, also known as Umbelliferae. Most are aromatic herbs with alternate, feather-divided leaves that are sheathed at the base. The flowers often form a conspicuous flat-topped umbel. Each small individual flower is usually bisexual, with five sepals, five petals, and an enlarged disk at the base of the style. The fruits are ridged and are composed of two parts that split open at maturity.
A phylum of fungi that produce their sexual spores (basidiospores) on the outside of the basidium. It includes forms commonly known as mushrooms, boletes, puffballs, earthstars, stinkhorns, bird's-nest fungi, jelly fungi, bracket or shelf fungi, and rust and smut fungi.
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.
Arginine derivative which is a substrate for many proteolytic enzymes. As a substrate for the esterase from the first component of complement, it inhibits the action of C(l) on C(4).
A measure of the amount of WATER VAPOR in the air.
The pressure due to the weight of fluid.
The most common etiologic agent of GAS GANGRENE. It is differentiable into several distinct types based on the distribution of twelve different toxins.
A genus of destructive root-parasitic OOMYCETES in the family Pythiaceae, order Peronosporales, commonly found in cultivated soils all over the world. Differentiation of zoospores takes place in a vesicle.
A genus of mitosporic Phyllachoraceae fungi which contains at least 40 species of plant parasites. They have teleomorphs in the genus Glomerella (see PHYLLACHORALES).
An acute infection caused by the spore-forming bacteria BACILLUS ANTHRACIS. It commonly affects hoofed animals such as sheep and goats. Infection in humans often involves the skin (cutaneous anthrax), the lungs (inhalation anthrax), or the gastrointestinal tract. Anthrax is not contagious and can be treated with antibiotics.
Trehalose is a non-reducing disaccharide composed of two glucose molecules linked by an alpha, alpha-1,1-glycosidic bond, naturally found in some plants and microorganisms, serving as a cryoprotectant and providing cellular protection against various stress conditions.
The ability of organisms to sense and adapt to high concentrations of salt in their growth environment.
The pressure required to prevent the passage of solvent through a semipermeable membrane that separates a pure solvent from a solution of the solvent and solute or that separates different concentrations of a solution. It is proportional to the osmolality of the solution.
A plant genus of the family Cruciferae. It contains many species and cultivars used as food including cabbage, cauliflower, broccoli, Brussel sprouts, kale, collard greens, MUSTARD PLANT; (B. alba, B. junica, and B. nigra), turnips (BRASSICA NAPUS) and rapeseed (BRASSICA RAPA).
A plant species of the family CUCURBITACEAE, order Violales, subclass Dilleniidae known for the melon fruits with reticulated (net) surface including cantaloupes, honeydew, casaba, and Persian melons.
Seedless nonflowering plants of the class Filicinae. They reproduce by spores that appear as dots on the underside of feathery fronds. In earlier classifications the Pteridophyta included the club mosses, horsetails, ferns, and various fossil groups. In more recent classifications, pteridophytes and spermatophytes (seed-bearing plants) are classified in the Subkingdom Tracheobionta (also known as Tracheophyta).
Woody, usually tall, perennial higher plants (Angiosperms, Gymnosperms, and some Pterophyta) having usually a main stem and numerous branches.
A plant genus of the family BRASSICACEAE growing in Peru mountains. It is the source of maca root.
Ability of a microbe to survive under given conditions. This can also be related to a colony's ability to replicate.
Mutagenesis where the mutation is caused by the introduction of foreign DNA sequences into a gene or extragenic sequence. This may occur spontaneously in vivo or be experimentally induced in vivo or in vitro. Proviral DNA insertions into or adjacent to a cellular proto-oncogene can interrupt GENETIC TRANSLATION of the coding sequences or interfere with recognition of regulatory elements and cause unregulated expression of the proto-oncogene resulting in tumor formation.
A plant genus of the family Oleaceae. The olive fruit is the source of olive oil.
'Pyrans' are heterocyclic organic compounds containing a six-membered ring with one oxygen atom and five carbon atoms, which can be found in various natural substances and synthesized compounds, and may have potential applications in medicinal chemistry.
A plant genus in the family LILIACEAE generally growing in temperate areas. The word lily is also used in the common names of many plants of other genera that resemble true lilies. True lilies are erect perennial plants with leafy stems, scaly bulbs, usually narrow leaves, and solitary or clustered flowers.
A mitosporic Leotiales fungal genus of plant pathogens. It has teleomorphs in the genus Botryotina.
A primary source of energy for living organisms. It is naturally occurring and is found in fruits and other parts of plants in its free state. It is used therapeutically in fluid and nutrient replacement.
Any of the processes by which cytoplasmic or intercellular factors influence the differential control of gene action in bacteria.
The GTPase-containing subunits of heterotrimeric GTP-binding proteins. When dissociated from the heterotrimeric complex these subunits interact with a variety of second messenger systems. Hydrolysis of GTP by the inherent GTPase activity of the subunit causes it to revert to its inactive (heterotrimeric) form. The GTP-Binding protein alpha subunits are grouped into families according to the type of action they have on second messenger systems.
The body of a fungus which is made up of HYPHAE.
Any of the processes by which nuclear, cytoplasmic, or intercellular factors influence the differential control of gene action during the developmental stages of an organism.
'Fires' is not a recognized medical term for a symptom, diagnosis, or condition in patients.
A species of imperfect fungi from which the antibiotic nidulin is obtained. Its teleomorph is Emericella nidulans.
Techniques to alter a gene sequence that result in an inactivated gene, or one in which the expression can be inactivated at a chosen time during development to study the loss of function of a gene.
A large family of narrow-leaved herbaceous grasses of the order Cyperales, subclass Commelinidae, class Liliopsida (monocotyledons). Food grains (EDIBLE GRAIN) come from members of this family. RHINITIS, ALLERGIC, SEASONAL can be induced by POLLEN of many of the grasses.

A single limit dextrinase gene is expressed both in the developing endosperm and in germinated grains of barley. (1/1498)

The single gene encoding limit dextrinase (pullulan 6-glucanohydrolase; EC in barley (Hordeum vulgare) has 26 introns that range in size from 93 to 822 base pairs. The mature polypeptide encoded by the gene has 884 amino acid residues and a calculated molecular mass of 97,417 D. Limit dextrinase mRNA is abundant in gibberellic acid-treated aleurone layers and in germinated grain. Gibberellic acid response elements were found in the promoter region of the gene. These observations suggest that the enzyme participates in starch hydrolysis during endosperm mobilization in germinated grain. The mRNA encoding the enzyme is present at lower levels in the developing endosperm of immature grain, a location consistent with a role for limit dextrinase in starch synthesis. Enzyme activity was also detected in developing grain. The limit dextrinase has a presequence typical of transit peptides that target nascent polypeptides to amyloplasts, but this would not be expected to direct secretion of the mature enzyme from aleurone cells in germinated grain. It remains to be discovered how the enzyme is released from the aleurone and whether another enzyme, possibly of the isoamylase group, might be equally important for starch hydrolysis in germinated grain.  (+info)

Mannose inhibits Arabidopsis germination via a hexokinase-mediated step. (2/1498)

Low concentrations of the glucose (Glc) analog mannose (Man) inhibit germination of Arabidopsis seeds. Man is phosphorylated by hexokinase (HXK), but the absence of germination was not due to ATP or phosphate depletion. The addition of metabolizable sugars reversed the Man-mediated inhibition of germination. Carbohydrate-mediated regulation of gene expression involving a HXK-mediated pathway is known to be activated by Glc, Man, and other monosaccharides. Therefore, we investigated whether Man blocks germination through this system. By testing other Glc analogs, we found that 2-deoxyglucose, which, like Man, is phosphorylated by HXK, also blocked germination; no inhibition was observed with 6-deoxyglucose or 3-O-methylglucose, which are not substrates for HXK. Since these latter two sugars are taken up at a rate similar to that of Man, uptake is unlikely to be involved in the inhibition of germination. Furthermore, we show that mannoheptulose, a specific HXK inhibitor, restores germination of seeds grown in the presence of Man. We conclude that HXK is involved in the Man-mediated repression of germination of Arabidopsis seeds, possibly via energy depletion.  (+info)

Cucumber cotyledon lipoxygenase during postgerminative growth. Its expression and action on lipid bodies. (3/1498)

In cucumber (Cucumis sativus), high lipoxygenase-1 (LOX-1) activity has been detected in the soluble fraction prepared from cotyledons of germinating seeds, and the involvement of this enzyme in lipid turnover has been suggested (K. Matsui, M. Irie, T. Kajiwara, A. Hatanaka [1992] Plant Sci 85: 23-32; I. Fuessner, C. Wasternack, H. Kindl, H. Kuhn [1995] Proc Natl Acad Sci USA 92: 11849-11853). In this study we have investigated the expression of the gene lox-1, corresponding to the LOX-1 enzyme. LOX-1 expression is highly coordinated with that of a typical glyoxysomal enzyme, isocitrate lyase, during the postgerminative stage of cotyledon development. In contrast, although icl transcripts accumulated in tissue during in vitro senescence, no accumulation of lox-1 mRNA could be observed, suggesting that lox-1 plays a specialized role in fat mobilization. LOX-1 is also known to be a major lipid body protein. The partial peptide sequences of purified LOX-1 and lipid body LOX-1 entirely coincided with that deduced from the lox-1 cDNA sequence. The data strongly suggest that LOX-1 and lipid body LOX-1 are derived from a single gene and that LOX-1 can exist both in the cytosol and on the lipid bodies. We constructed an in vitro oxygenation system to address the mechanism of this dual localization and to investigate the action of LOX-1 on lipids in the lipid bodies. LOX-1 cannot act on the lipids in intact lipid bodies, although degradation of lipid body proteins, either during seedling growth or by treatment with trypsin, allows lipid bodies to become susceptible to LOX-1. We discuss the role of LOX-1 in fat mobilization and its mechanism of action.  (+info)

Cloning and characterization of TPE4A, a thiol-protease gene induced during ovary senescence and seed germination in pea. (4/1498)

A cDNA clone encoding a thiol-protease (TPE4A) was isolated from senescent ovaries of pea (Pisum sativum) by reverse transcriptase-polymerase chain reaction. The deduced amino acid sequence of TPE4A has the conserved catalytic amino acids of papain. It is very similar to VSCYSPROA, a thiol-protease induced during seed germination in common vetch. TPE4A mRNA levels increase during the senescence of unpollinated pea ovaries and are totally suppressed by treatment with gibberellic acid. In situ hybridization indicated that TPE4A mRNA distribution in senescent pea ovaries is different from that of previously reported thiol-proteases induced during senescence, suggesting the involvement of different proteases in the mobilization of proteins from senescent pea ovaries. TPE4A is also induced during the germination of pea seeds, indicating that a single protease gene can be induced during two different physiological processes, senescence and germination, both of which require protein mobilization.  (+info)

Extragenic suppressors of the arabidopsis zwi-3 mutation identify new genes that function in trichome branch formation and pollen tube growth. (5/1498)

The plant cytoskeleton plays a pivotal role in determining the direction of cell wall expansion, and ultimately the cell's final shape. However, the mechanisms by which localized expansion events are initiated remain obscure. Mutational analysis of the trichome (plant hair) morphogenic pathway in Arabidopsis has identified at least eight genes that determine trichome branch number. One of these genes, ZWICHEL (ZWI), encodes a novel member of the kinesin superfamily of motor proteins. Mutations in the ZWI gene cause a reduction in the number of trichome branches. To identify additional genes involved in trichome branch initiation, we screened for extragenic suppressors of the zwi-3 mutation and isolated three suppressors that rescued the branch number defect of zwi-3. These suppressors define three genes, named suz, for suppressor of zwichel-3. All of the suppressors were shown to be allele specific. One of the suppressors, suz2, also rescued the trichome branch number defect of another branch mutant, furca1-2. Plants homozygous for suz2 have more than the wild-type number of trichome branches. This suggests that SUZ2 is a negative regulator of trichome branching and may interact with ZWI and FURCA1. The suz1 and suz3 mutants display no obvious phenotype in the absence of the zwi-3 mutation. The suz1 zwi-3 double mutants also exhibited a male-sterile phenotype due to a defect in pollen tube germination and growth, whereas both the suz1 and the zwi-3 single mutants are fertile. The synthetic male sterility of the suz1 zwi-3 double mutants suggests a role for SUZ1 and ZWI in pollen germination and pollen tube growth. DNA sequence analysis of the zwi-3 mutation indicated that only the tail domain of the zwi-3 protein would be expressed. Thus, the suz mutations show allele-specific suppression of a kinesin mutant that lacks the motor domain.  (+info)

Molecular and biochemical properties and physiological roles of plant phospholipase D. (6/1498)

Recent advances have thrust the study of plant phospholipase D (PLD) into the molecular era. This review will highlight some of the recent progress made in elucidating the molecular and biochemical nature of plant PLDs as well as their roles in plant physiology.  (+info)

Root formation in ethylene-insensitive plants. (7/1498)

Experiments with ethylene-insensitive tomato (Lycopersicon esculentum) and petunia (Petunia x hybrida) plants were conducted to determine if normal or adventitious root formation is affected by ethylene insensitivity. Ethylene-insensitive Never ripe (NR) tomato plants produced more below-ground root mass but fewer above-ground adventitious roots than wild-type Pearson plants. Applied auxin (indole-3-butyric acid) increased adventitious root formation on vegetative stem cuttings of wild-type plants but had little or no effect on rooting of NR plants. Reduced adventitious root formation was also observed in ethylene-insensitive transgenic petunia plants. Applied 1-aminocyclopropane-1-carboxylic acid increased adventitious root formation on vegetative stem cuttings from NR and wild-type plants, but NR cuttings produced fewer adventitious roots than wild-type cuttings. These data suggest that the promotive effect of auxin on adventitious rooting is influenced by ethylene responsiveness. Seedling root growth of tomato in response to mechanical impedance was also influenced by ethylene sensitivity. Ninety-six percent of wild-type seedlings germinated and grown on sand for 7 d grew normal roots into the medium, whereas 47% of NR seedlings displayed elongated tap-roots, shortened hypocotyls, and did not penetrate the medium. These data indicate that ethylene has a critical role in various responses of roots to environmental stimuli.  (+info)

Differences in spatial expression between 14-3-3 isoforms in germinating barley embryos. (8/1498)

The family of 14-3-3 proteins is ubiquitous in eukaryotes and has been shown to exert an array of functions. We were interested in the possible role of 14-3-3 proteins in seed germination. Therefore, we studied the expression of 14-3-3 mRNA and protein in barley (Hordeum distichum L.) embryos during germination. With the use of specific cDNA probes and antibodies, we could detect individual expression of three 14-3-3 isoforms, 14-3-3A, 14-3-3B, and 14-3-3C. Each homolog was found to be expressed in barley embryos. Whereas protein levels of all three isoforms were constant during germination, mRNA expression was found to be induced upon imbibition of the grains. The induction of 14-3-3A gene expression during germination was different from that of 14-3-3B and 14-3-3C. In situ immunolocalization analysis showed similar spatial expression for 14-3-3A and 14-3-3B, while 14-3-3C expression was markedly different. Whereas 14-3-3A and 14-3-3B were expressed throughout the embryo, 14-3-3C expression was tissue specific, with the strongest expression observed in the scutellum and the L2 layer of the shoot apical meristem. These results show that 14-3-3 homologs are differently regulated in barley embryos, and provide a first step in acquiring more knowledge about the role of 14-3-3 proteins in the germination process.  (+info)

In the context of medical terminology, "germination" is not typically used as a term to describe a physiological process in humans or animals. It is primarily used in the field of botany to refer to the process by which a seed or spore sprouts and begins to grow into a new plant.

However, if you are referring to the concept of germination in the context of bacterial or viral growth, then it could be defined as:

The process by which bacteria, viruses, or other microorganisms become active and start to multiply, often after a period of dormancy or latency. This can occur when the microorganisms encounter favorable conditions, such as moisture, warmth, or nutrients, that allow them to grow and reproduce. In medical contexts, this term is more commonly used in relation to infectious diseases caused by these microorganisms.

In medical terms, "seeds" are often referred to as a small amount of a substance, such as a radioactive material or drug, that is inserted into a tissue or placed inside a capsule for the purpose of treating a medical condition. This can include procedures like brachytherapy, where seeds containing radioactive materials are used in the treatment of cancer to kill cancer cells and shrink tumors. Similarly, in some forms of drug delivery, seeds containing medication can be used to gradually release the drug into the body over an extended period of time.

It's important to note that "seeds" have different meanings and applications depending on the medical context. In other cases, "seeds" may simply refer to small particles or structures found in the body, such as those present in the eye's retina.

I believe there might be a slight confusion in your question. Bacteria do not produce spores; instead, it is fungi and other types of microorganisms that produce spores for reproduction and survival purposes. Spores are essentially reproductive cells that are resistant to heat, radiation, and chemicals, allowing them to survive under harsh conditions.

If you meant to ask about endospores, those are produced by some bacteria as a protective mechanism during times of stress or nutrient deprivation. Endospores are highly resistant structures containing bacterial DNA, ribosomes, and some enzymes. They can survive for long periods in extreme environments and germinate into vegetative cells when conditions improve.

Here's the medical definition of endospores:

Endospores (also called bacterial spores) are highly resistant, dormant structures produced by certain bacteria belonging to the phyla Firmicutes and Actinobacteria. They contain a core of bacterial DNA, ribosomes, and some enzymes surrounded by a protective layer called the spore coat. Endospores can survive under harsh conditions for extended periods and germinate into vegetative cells when favorable conditions return. Common examples of endospore-forming bacteria include Bacillus species (such as B. anthracis, which causes anthrax) and Clostridium species (such as C. difficile, which can cause severe diarrhea).

In the context of medicine, spores are typically discussed in relation to certain types of infections and diseases caused by microorganisms such as bacteria or fungi. Spores are a dormant, resistant form of these microorganisms that can survive under harsh environmental conditions, such as extreme temperatures, lack of nutrients, and exposure to chemicals.

Spores can be highly resistant to heat, radiation, and disinfectants, making them difficult to eliminate from contaminated surfaces or medical equipment. When the conditions are favorable, spores can germinate and grow into mature microorganisms that can cause infection.

Some examples of medically relevant spores include those produced by Clostridioides difficile (C. diff), a bacterium that can cause severe diarrhea and colitis in hospitalized patients, and Aspergillus fumigatus, a fungus that can cause invasive pulmonary aspergillosis in immunocompromised individuals.

It's worth noting that spores are not unique to medical contexts and have broader relevance in fields such as botany, mycology, and biology.

Fungal spores are defined as the reproductive units of fungi that are produced by specialized structures called hyphae. These spores are typically single-celled and can exist in various shapes such as round, oval, or ellipsoidal. They are highly resistant to extreme environmental conditions like heat, cold, and dryness, which allows them to survive for long periods until they find a suitable environment to germinate and grow into a new fungal organism. Fungal spores can be found in the air, water, soil, and on various surfaces, making them easily dispersible and capable of causing infections in humans, animals, and plants.

'Plant dormancy' is not a term that has a direct medical definition, as it is related to the field of botany rather than medicine. However, I can certainly provide a definition for you:

Plant dormancy is a state of suspended growth and development in plants, typically in response to adverse environmental conditions such as cold temperatures, dryness, or short day length. During this period, the plant's metabolic activity slows down, and it becomes less responsive to external stimuli. Dormancy allows the plant to survive periods of environmental stress and conserve energy until more favorable conditions return.

Examples of plant dormancy include the seed coat preventing germination until it is broken down by environmental factors or the buds on deciduous trees not growing during winter months when temperatures are too low for growth. While this term may not have a direct medical application, understanding plant dormancy can be important in areas such as agriculture and horticulture.

Picolinic acid is not specifically classified as a medical term, but it is a type of organic compound that belongs to the class of molecules known as pyridinecarboxylic acids. These are carboxylic acids derived from pyridine by the substitution of a hydrogen atom with a carboxyl group.

Picolinic acid, specifically, is a pyridine derivative with a carboxyl group at the 2-position of the ring. It is naturally produced in the body and can be found in various tissues and fluids, including the brain, where it plays a role in the metabolism of amino acids, particularly tryptophan.

In addition to its physiological functions, picolinic acid has been studied for its potential therapeutic applications. For example, it has been shown to have antibacterial and antifungal properties, and may also play a role in heavy metal chelation and neuroprotection. However, more research is needed to fully understand the medical significance of this compound.

I'm sorry for any confusion, but "seedling" is not a term that has a specific medical definition. It is an agricultural and horticultural term that refers to a young plant grown from a seed, typically during the early stages of its growth. If you have any questions related to health or medicine, I'd be happy to try to help with those!

Abscisic acid (ABA) is a plant hormone that plays a crucial role in the regulation of various physiological processes, including seed dormancy, bud dormancy, leaf senescence, and response to abiotic stresses such as drought, salinity, and cold temperatures. It is a sesquiterpene compound that is synthesized in plants primarily in response to environmental stimuli that trigger the onset of stress responses.

ABA functions by regulating gene expression, cell growth and development, and stomatal closure, which helps prevent water loss from plants under drought conditions. It also plays a role in the regulation of plant metabolism and the activation of defense mechanisms against pathogens and other environmental stressors. Overall, abscisic acid is an essential hormone that enables plants to adapt to changing environmental conditions and optimize their growth and development.

Gibberellins (GAs) are a type of plant hormones that regulate various growth and developmental processes, including stem elongation, germination of seeds, leaf expansion, and flowering. They are a large family of diterpenoid compounds that are synthesized from geranylgeranyl pyrophosphate (GGPP) in the plastids and then modified through a series of enzymatic reactions in the endoplasmic reticulum and cytoplasm.

GAs exert their effects by binding to specific receptors, which activate downstream signaling pathways that ultimately lead to changes in gene expression and cellular responses. The biosynthesis and perception of GAs are tightly regulated, and disruptions in these processes can result in various developmental abnormalities and growth disorders in plants.

In addition to their role in plant growth and development, GAs have also been implicated in the regulation of various physiological processes, such as stress tolerance, nutrient uptake, and senescence. They have also attracted interest as potential targets for crop improvement, as modulating GA levels and sensitivity can enhance traits such as yield, disease resistance, and abiotic stress tolerance.

'Bacillus megaterium' is a species of Gram-positive, rod-shaped bacteria that are widely distributed in the environment, including in soil, water, and air. They are known for their large size, with individual cells often measuring 1-2 micrometers in length and 0.5 micrometers in diameter.

'Bacillus megaterium' is a facultative anaerobe, which means that it can grow in the presence or absence of oxygen. It forms endospores, which are highly resistant to heat, radiation, and chemicals, allowing the bacteria to survive under harsh conditions for long periods of time.

These bacteria have been used in various industrial applications, such as the production of enzymes, vitamins, and other bioproducts. They are generally considered to be non-pathogenic, although there have been rare reports of infections associated with this species in immunocompromised individuals.

'Arabidopsis' is a genus of small flowering plants that are part of the mustard family (Brassicaceae). The most commonly studied species within this genus is 'Arabidopsis thaliana', which is often used as a model organism in plant biology and genetics research. This plant is native to Eurasia and Africa, and it has a small genome that has been fully sequenced. It is known for its short life cycle, self-fertilization, and ease of growth, making it an ideal subject for studying various aspects of plant biology, including development, metabolism, and response to environmental stresses.

Gene expression regulation in plants refers to the processes that control the production of proteins and RNA from the genes present in the plant's DNA. This regulation is crucial for normal growth, development, and response to environmental stimuli in plants. It can occur at various levels, including transcription (the first step in gene expression, where the DNA sequence is copied into RNA), RNA processing (such as alternative splicing, which generates different mRNA molecules from a single gene), translation (where the information in the mRNA is used to produce a protein), and post-translational modification (where proteins are chemically modified after they have been synthesized).

In plants, gene expression regulation can be influenced by various factors such as hormones, light, temperature, and stress. Plants use complex networks of transcription factors, chromatin remodeling complexes, and small RNAs to regulate gene expression in response to these signals. Understanding the mechanisms of gene expression regulation in plants is important for basic research, as well as for developing crops with improved traits such as increased yield, stress tolerance, and disease resistance.

Arabidopsis proteins refer to the proteins that are encoded by the genes in the Arabidopsis thaliana plant, which is a model organism commonly used in plant biology research. This small flowering plant has a compact genome and a short life cycle, making it an ideal subject for studying various biological processes in plants.

Arabidopsis proteins play crucial roles in many cellular functions, such as metabolism, signaling, regulation of gene expression, response to environmental stresses, and developmental processes. Research on Arabidopsis proteins has contributed significantly to our understanding of plant biology and has provided valuable insights into the molecular mechanisms underlying various agronomic traits.

Some examples of Arabidopsis proteins include transcription factors, kinases, phosphatases, receptors, enzymes, and structural proteins. These proteins can be studied using a variety of techniques, such as biochemical assays, protein-protein interaction studies, and genetic approaches, to understand their functions and regulatory mechanisms in plants.

Pollen, in a medical context, refers to the fine powder-like substance produced by the male reproductive organ of seed plants. It contains microscopic grains known as pollen grains, which are transported by various means such as wind, water, or insects to the female reproductive organ of the same or another plant species for fertilization.

Pollen can cause allergic reactions in some individuals, particularly during the spring and summer months when plants release large amounts of pollen into the air. These allergies, also known as hay fever or seasonal allergic rhinitis, can result in symptoms such as sneezing, runny nose, congestion, itchy eyes, and coughing.

It is important to note that while all pollen has the potential to cause allergic reactions, certain types of plants, such as ragweed, grasses, and trees, are more likely to trigger symptoms in sensitive individuals.

Plant growth regulators (PGRs) are natural or synthetic chemical substances that, when present in low concentrations, can influence various physiological and biochemical processes in plants. These processes include cell division, elongation, and differentiation; flowering and fruiting; leaf senescence; and stress responses. PGRs can be classified into several categories based on their mode of action and chemical structure, including auxins, gibberellins, cytokinins, abscisic acid, ethylene, and others. They are widely used in agriculture to improve crop yield and quality, regulate plant growth and development, and enhance stress tolerance.

'Bacillus cereus' is a gram-positive, rod-shaped bacterium that is commonly found in soil and food. It can produce heat-resistant spores, which allow it to survive in a wide range of temperatures and environments. This bacterium can cause two types of foodborne illnesses: a diarrheal type and an emetic (vomiting) type.

The diarrheal type of illness is caused by the consumption of foods contaminated with large numbers of vegetative cells of B. cereus. The symptoms typically appear within 6 to 15 hours after ingestion and include watery diarrhea, abdominal cramps, and nausea. Vomiting may also occur in some cases.

The emetic type of illness is caused by the consumption of foods contaminated with B. cereus toxins. This type of illness is characterized by nausea and vomiting that usually occur within 0.5 to 6 hours after ingestion. The most common sources of B. cereus contamination include rice, pasta, and other starchy foods that have been cooked and left at room temperature for several hours.

Proper food handling, storage, and cooking practices can help prevent B. cereus infections. It is important to refrigerate or freeze cooked foods promptly, reheat them thoroughly, and avoid leaving them at room temperature for extended periods.

'Bacillus subtilis' is a gram-positive, rod-shaped bacterium that is commonly found in soil and vegetation. It is a facultative anaerobe, meaning it can grow with or without oxygen. This bacterium is known for its ability to form durable endospores during unfavorable conditions, which allows it to survive in harsh environments for long periods of time.

'Bacillus subtilis' has been widely studied as a model organism in microbiology and molecular biology due to its genetic tractability and rapid growth. It is also used in various industrial applications, such as the production of enzymes, antibiotics, and other bioproducts.

Although 'Bacillus subtilis' is generally considered non-pathogenic, there have been rare cases of infection in immunocompromised individuals. It is important to note that this bacterium should not be confused with other pathogenic species within the genus Bacillus, such as B. anthracis (causative agent of anthrax) or B. cereus (a foodborne pathogen).

"Lepidium sativum" is the biological name for a plant species more commonly known as garden cress or pepperwort. While it is primarily used as a leaf vegetable, it has been utilized in traditional medicine in various cultures. However, it's important to note that describing 'Lepidium sativum' as a medical term isn't accurate. Medial definitions typically refer to diseases, conditions, symptoms, or procedures. 'Lepidium sativum' is a plant, and its medicinal uses would be described with terms referring to those specific applications.

A cotyledon is a seed leaf in plants, which is part of the embryo within the seed. Cotyledons are often referred to as "seed leaves" because they are the first leaves to emerge from the seed during germination and provide nutrients to the developing plant until it can produce its own food through photosynthesis.

In some plants, such as monocotyledons, there is only one cotyledon, while in other plants, such as dicotyledons, there are two cotyledons. The number of cotyledons is a characteristic that is used to classify different types of plants.

Cotyledons serve important functions during the early stages of plant growth, including providing energy and nutrients to the developing plant, protecting the embryo, and helping to anchor the seed in the soil. Once the plant has established its root system and begun to produce true leaves through photosynthesis, the cotyledons may wither or fall off, depending on the species.

"Plant proteins" refer to the proteins that are derived from plant sources. These can include proteins from legumes such as beans, lentils, and peas, as well as proteins from grains like wheat, rice, and corn. Other sources of plant proteins include nuts, seeds, and vegetables.

Plant proteins are made up of individual amino acids, which are the building blocks of protein. While animal-based proteins typically contain all of the essential amino acids that the body needs to function properly, many plant-based proteins may be lacking in one or more of these essential amino acids. However, by consuming a variety of plant-based foods throughout the day, it is possible to get all of the essential amino acids that the body needs from plant sources alone.

Plant proteins are often lower in calories and saturated fat than animal proteins, making them a popular choice for those following a vegetarian or vegan diet, as well as those looking to maintain a healthy weight or reduce their risk of chronic diseases such as heart disease and cancer. Additionally, plant proteins have been shown to have a number of health benefits, including improving gut health, reducing inflammation, and supporting muscle growth and repair.

I believe there may be a misunderstanding in your question. In the field of medicine, the term "weeds" is not typically used as a medical definition. The term "weeds" is commonly used to refer to unwanted plants that grow in a particular location, often in agricultural or gardening contexts.

If you are referring to plants that may have medicinal properties but are not typically cultivated and are instead found growing wild, they might be referred to as "wildcrafted herbs" or "weedy species," but there is no official medical definition for these terms either.

If you could provide more context or clarify your question, I would be happy to help further!

Microsporum is a genus of fungi belonging to the family Arthrodermataceae. These fungi are known to cause various types of tinea (ringworm) infections in humans and animals. They are characterized by their ability to produce large, thick-walled macroconidia that are typically round to oval in shape.

The most common species of Microsporum that infect humans include M. canis, M. audouinii, and M. gypsum. These fungi are often found in soil and on the skin or fur of animals such as cats, dogs, and cattle. They can cause a variety of skin infections, including tinea capitis (scalp ringworm), tinea corporis (body ringworm), and tinea unguium (nail ringworm).

Microsporum infections are typically treated with topical or oral antifungal medications. Prevention measures include good personal hygiene, avoiding contact with infected animals, and prompt treatment of any fungal infections.

A pollen tube is a slender, tubular structure that grows out from the germinated grain of pollen and transports the male gametes (sperm cells) to the female reproductive organ in seed plants. This process is known as double fertilization, which occurs in angiosperms (flowering plants).

The pollen tube elongates through the stigma and style of the pistil, following a path towards the ovule. Once it reaches the ovule, the generative cell within the pollen tube divides to form two sperm cells. One sperm fertilizes the egg cell, forming a zygote, while the other sperm fuses with the central cell of the embryo sac, leading to the formation of endosperm - a nutritive tissue for the developing embryo.

In summary, a pollen tube is a crucial component in the reproductive process of seed plants, facilitating the transfer of male gametes to female gametes and ultimately resulting in fertilization and seed development.

Chenopodiaceae is a family of flowering plants, also known as goosefoot family. It includes a number of genera and species that are commonly found in various parts of the world, particularly in arid and semi-arid regions. The plants in this family are characterized by their fleshy leaves and stems, and tiny flowers that lack petals.

Some well-known genera in Chenopodiaceae include Chenopodium (goosefoot), Atriplex (saltbush), and Beta (beet). Many of the plants in this family have economic importance as food crops, ornamental plants, and sources of medicinal compounds. For example, beets, spinach, and chard are all members of Chenopodiaceae that are commonly consumed as vegetables.

It's worth noting that recent taxonomic revisions have led to some changes in the classification of this family, with many of its genera now being placed in other families such as Amaranthaceae. However, the name Chenopodiaceae is still widely used and recognized in the scientific literature.

I'm sorry for any confusion, but "lettuce" is not a medical term. It is a type of vegetable that belongs to the family Asteraceae. It is commonly used in salads and sandwiches due to its crisp leaves and mild flavor. If you have any questions about lettuce or its nutritional value, I would be happy to help with that instead.

Orobanche is not a medical term, but a genus of parasitic plants in the family Orobanchaceae. These plants are known as broomrapes and are holoparasites, meaning they rely entirely on other plants for nutrients. They have no chlorophyll and cannot photosynthesize. Instead, they tap into the roots of nearby host plants to extract water and nutrients.

While Orobanche itself is not a medical term, some species of this plant can have negative impacts on human health. For example, if these parasitic plants infect crops, they can reduce yield and quality, leading to economic losses for farmers. In addition, some people may have allergic reactions to the pollen of these plants. However, it's important to note that direct contact with Orobanche plants is unlikely to cause any significant health problems for most people.

Alanine is an alpha-amino acid that is used in the biosynthesis of proteins. The molecular formula for alanine is C3H7NO2. It is a non-essential amino acid, which means that it can be produced by the human body through the conversion of other nutrients, such as pyruvate, and does not need to be obtained directly from the diet.

Alanine is classified as an aliphatic amino acid because it contains a simple carbon side chain. It is also a non-polar amino acid, which means that it is hydrophobic and tends to repel water. Alanine plays a role in the metabolism of glucose and helps to regulate blood sugar levels. It is also involved in the transfer of nitrogen between tissues and helps to maintain the balance of nitrogen in the body.

In addition to its role as a building block of proteins, alanine is also used as a neurotransmitter in the brain and has been shown to have a calming effect on the nervous system. It is found in many foods, including meats, poultry, fish, eggs, dairy products, and legumes.

Inosine is not a medical condition but a naturally occurring compound called a nucleoside, which is formed from the combination of hypoxanthine and ribose. It is an intermediate in the metabolic pathways of purine nucleotides, which are essential components of DNA and RNA. Inosine has been studied for its potential therapeutic benefits in various medical conditions, including neurodegenerative disorders, cardiovascular diseases, and cancer. However, more research is needed to fully understand its mechanisms and clinical applications.

In a medical context, "hot temperature" is not a standard medical term with a specific definition. However, it is often used in relation to fever, which is a common symptom of illness. A fever is typically defined as a body temperature that is higher than normal, usually above 38°C (100.4°F) for adults and above 37.5-38°C (99.5-101.3°F) for children, depending on the source.

Therefore, when a medical professional talks about "hot temperature," they may be referring to a body temperature that is higher than normal due to fever or other causes. It's important to note that a high environmental temperature can also contribute to an elevated body temperature, so it's essential to consider both the body temperature and the environmental temperature when assessing a patient's condition.

Temperature, in a medical context, is a measure of the degree of hotness or coldness of a body or environment. It is usually measured using a thermometer and reported in degrees Celsius (°C), degrees Fahrenheit (°F), or kelvin (K). In the human body, normal core temperature ranges from about 36.5-37.5°C (97.7-99.5°F) when measured rectally, and can vary slightly depending on factors such as time of day, physical activity, and menstrual cycle. Elevated body temperature is a common sign of infection or inflammation, while abnormally low body temperature can indicate hypothermia or other medical conditions.

Genetically modified plants (GMPs) are plants that have had their DNA altered through genetic engineering techniques to exhibit desired traits. These modifications can be made to enhance certain characteristics such as increased resistance to pests, improved tolerance to environmental stresses like drought or salinity, or enhanced nutritional content. The process often involves introducing genes from other organisms, such as bacteria or viruses, into the plant's genome. Examples of GMPs include Bt cotton, which has a gene from the bacterium Bacillus thuringiensis that makes it resistant to certain pests, and golden rice, which is engineered to contain higher levels of beta-carotene, a precursor to vitamin A. It's important to note that genetically modified plants are subject to rigorous testing and regulation to ensure their safety for human consumption and environmental impact before they are approved for commercial use.

A plant root is not a medical term per se, but it is a term from botany, which is the study of plants. However, I can certainly provide a definition for you.

Plant roots are the underground organs of a plant that typically grow downward into the soil. They serve several important functions, including:

1. Anchorage: Roots help to stabilize the plant and keep it upright in the ground.
2. Absorption: Roots absorb water and nutrients from the soil, which are essential for the plant's growth and development.
3. Conduction: Roots conduct water and nutrients up to the above-ground parts of the plant, such as the stem and leaves.
4. Vegetative reproduction: Some plants can reproduce vegetatively through their roots, producing new plants from root fragments or specialized structures called rhizomes or tubers.

Roots are composed of several different tissues, including the epidermis, cortex, endodermis, and vascular tissue. The epidermis is the outermost layer of the root, which secretes a waxy substance called suberin that helps to prevent water loss. The cortex is the middle layer of the root, which contains cells that store carbohydrates and other nutrients. The endodermis is a thin layer of cells that surrounds the vascular tissue and regulates the movement of water and solutes into and out of the root. The vascular tissue consists of xylem and phloem, which transport water and nutrients throughout the plant.

A gene in plants, like in other organisms, is a hereditary unit that carries genetic information from one generation to the next. It is a segment of DNA (deoxyribonucleic acid) that contains the instructions for the development and function of an organism. Genes in plants determine various traits such as flower color, plant height, resistance to diseases, and many others. They are responsible for encoding proteins and RNA molecules that play crucial roles in the growth, development, and reproduction of plants. Plant genes can be manipulated through traditional breeding methods or genetic engineering techniques to improve crop yield, enhance disease resistance, and increase nutritional value.

A mutation is a permanent change in the DNA sequence of an organism's genome. Mutations can occur spontaneously or be caused by environmental factors such as exposure to radiation, chemicals, or viruses. They may have various effects on the organism, ranging from benign to harmful, depending on where they occur and whether they alter the function of essential proteins. In some cases, mutations can increase an individual's susceptibility to certain diseases or disorders, while in others, they may confer a survival advantage. Mutations are the driving force behind evolution, as they introduce new genetic variability into populations, which can then be acted upon by natural selection.

Cactaceae is the scientific name for the family of plants that includes cacti. Cacti are a type of succulent plant that are adapted to arid environments, with features such as thick stems and the ability to store water. They are native to the Americas, ranging from Canada to Argentina, with the greatest diversity found in Mexico. Many cacti have spines or are covered in glochids, small hair-like structures that can be very sharp and barbed. Cacti come in a wide variety of shapes, sizes, and colors, and some species produce flowers and fruit. Some common examples of cacti include the saguaro, prickly pear, and santa rita.

Medical definitions of water generally describe it as a colorless, odorless, tasteless liquid that is essential for all forms of life. It is a universal solvent, making it an excellent medium for transporting nutrients and waste products within the body. Water constitutes about 50-70% of an individual's body weight, depending on factors such as age, sex, and muscle mass.

In medical terms, water has several important functions in the human body:

1. Regulation of body temperature through perspiration and respiration.
2. Acting as a lubricant for joints and tissues.
3. Facilitating digestion by helping to break down food particles.
4. Transporting nutrients, oxygen, and waste products throughout the body.
5. Helping to maintain healthy skin and mucous membranes.
6. Assisting in the regulation of various bodily functions, such as blood pressure and heart rate.

Dehydration can occur when an individual does not consume enough water or loses too much fluid due to illness, exercise, or other factors. This can lead to a variety of symptoms, including dry mouth, fatigue, dizziness, and confusion. Severe dehydration can be life-threatening if left untreated.

'Bacillus anthracis' is the scientific name for the bacterium that causes anthrax, a serious and potentially fatal infectious disease. This gram-positive, spore-forming rod-shaped bacterium can be found in soil and commonly affects animals such as sheep, goats, and cattle. Anthrax can manifest in several forms, including cutaneous (skin), gastrointestinal, and inhalation anthrax, depending on the route of infection.

The spores of Bacillus anthracis are highly resistant to environmental conditions and can survive for years, making them a potential agent for bioterrorism or biowarfare. When inhaled, ingested, or introduced through breaks in the skin, these spores can germinate into vegetative bacteria that produce potent exotoxins responsible for anthrax symptoms and complications.

It is essential to distinguish Bacillus anthracis from other Bacillus species due to its public health significance and potential use as a biological weapon. Proper identification, prevention strategies, and medical countermeasures are crucial in mitigating the risks associated with this bacterium.

Endosperm is a type of tissue found in the seeds of flowering plants, which provides nutrition to the developing embryo. It is formed from the fusion of one sperm cell with two polar nuclei during double fertilization in angiosperms (flowering plants). The endosperm can be triploid (having three sets of chromosomes) or sometimes diploid (having two sets of chromosomes), depending on the species.

The endosperm can have different forms and functions across various plant species. In some seeds, it serves as a food storage tissue, accumulating starch, proteins, and lipids that are used up by the embryo during germination and early growth. Examples of such seeds include cereal grains like corn, wheat, rice, and barley, where the endosperm makes up a significant portion of the grain.

In other plants, the endosperm may be absorbed by the developing embryo before seed maturation, leaving only a thin layer called the aleurone layer that surrounds the embryo. This aleurone layer is responsible for producing enzymes during germination, which help in breaking down stored nutrients and making them available to the growing embryo.

Overall, endosperm plays a crucial role in the development and survival of angiosperm seeds, acting as a source of nutrition and energy for the embryo.

'Striga' is not a term commonly used in medical definitions. It is actually a genus of parasitic plants, also known as witchweeds, that can cause significant damage to crops and lead to agricultural losses, particularly in Africa.

However, if you are referring to 'Striae', it is a medical term that describes linear or curvilinear grooves or furrows on the skin surface. These depressions can be either shallow or deep and may have various causes, such as scratch marks, healing processes of dermatological conditions, or underlying medical disorders.

'Ocotea' is not a medical term, but a botanical name. It belongs to the family Lauraceae and includes several species of evergreen trees and shrubs that are native to Central and South America. Some of these plants have been used in traditional medicine for various purposes, such as treating gastrointestinal issues, skin conditions, and respiratory problems. However, it's important to note that the use of botanicals in medicine should be done under the guidance of a healthcare professional, as they can interact with other medications and have potential side effects.

"Oryza sativa" is the scientific name for Asian rice, which is a species of grass and one of the most important food crops in the world. It is a staple food for more than half of the global population, providing a significant source of calories and carbohydrates. There are several varieties of Oryza sativa, including indica and japonica, which differ in their genetic makeup, growth habits, and grain characteristics.

Oryza sativa is an annual plant that grows to a height of 1-2 meters and produces long slender leaves and clusters of flowers at the top of the stem. The grains are enclosed within a tough husk, which must be removed before consumption. Rice is typically grown in flooded fields or paddies, which provide the necessary moisture for germination and growth.

Rice is an important source of nutrition for people around the world, particularly in developing countries where it may be one of the few reliable sources of food. It is rich in carbohydrates, fiber, and various vitamins and minerals, including thiamin, riboflavin, niacin, iron, and magnesium. However, rice can also be a significant source of arsenic, a toxic heavy metal that can accumulate in the grain during growth.

In medical terms, Oryza sativa may be used as a component of nutritional interventions for individuals who are at risk of malnutrition or who have specific dietary needs. It may also be studied in clinical trials to evaluate its potential health benefits or risks.

Orobanchaceae is a family of flowering plants, also known as the broomrape family. These are parasitic or hemiparasitic plants, which means they derive some or all of their nutrients from other plants by attaching to their roots and tapping into their vascular systems.

The family includes both holoparasites, which are completely dependent on their host plants for nutrients, and facultative parasites, which can grow independently but benefit from parasitism.

Notable genera in this family include Striga (witchweeds), Orobanche (broomrapes), and Pedicularis (louseworts). Some members of this family can cause significant damage to agricultural crops, making them important subjects of study in the field of plant pathology.

Culture media is a substance that is used to support the growth of microorganisms or cells in an artificial environment, such as a petri dish or test tube. It typically contains nutrients and other factors that are necessary for the growth and survival of the organisms being cultured. There are many different types of culture media, each with its own specific formulation and intended use. Some common examples include blood agar, which is used to culture bacteria; Sabouraud dextrose agar, which is used to culture fungi; and Eagle's minimum essential medium, which is used to culture animal cells.

I'm sorry for any confusion, but "Hordeum" is not a medical term. It is actually the genus name for barley in botany. If you have any medical terms or concepts that you would like me to explain, please let me know!

Hyphae (singular: hypha) are the long, branching filamentous structures of fungi that make up the mycelium. They are composed of an inner layer of cell wall materials and an outer layer of proteinaceous fibrils. Hyphae can be divided into several types based on their structure and function, including septate (with cross-walls) and coenocytic (without cross-walls) hyphae, as well as vegetative and reproductive hyphae. The ability of fungi to grow as hyphal networks allows them to explore and exploit their environment for resources, making hyphae critical to the ecology and survival of these organisms.

Beta-Mannosidase is an enzyme that breaks down complex carbohydrates known as glycoproteins. It does this by catalyzing the hydrolysis of beta-mannosidic linkages, which are specific types of chemical bonds that connect mannose sugars within glycoproteins.

This enzyme plays an important role in the normal functioning of the body, particularly in the breakdown and recycling of glycoproteins. A deficiency in beta-mannosidase activity can lead to a rare genetic disorder known as beta-Mannosidosis, which is characterized by the accumulation of mannose-rich oligosaccharides in various tissues and organs, leading to progressive neurological deterioration and other symptoms.

"Blastocladiella" is a genus of fungi-like organisms that belong to the phylum Blastocladiomycota. These organisms are characterized by their complex life cycles, which include both sexual and asexual reproduction. They typically live in aquatic environments and can cause diseases in some animals, including frogs and fish. The cells of Blastocladiella species have a unique structure, with a large central vacuole and numerous nuclei. They are important model organisms for studying the evolution and development of eukaryotic cells.

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.

'Zea mays' is the biological name for corn or maize, which is not typically considered a medical term. However, corn or maize can have medical relevance in certain contexts. For example, cornstarch is sometimes used as a diluent for medications and is also a component of some skin products. Corn oil may be found in topical ointments and creams. In addition, some people may have allergic reactions to corn or corn-derived products. But generally speaking, 'Zea mays' itself does not have a specific medical definition.

In the context of medical terminology, "light" doesn't have a specific or standardized definition on its own. However, it can be used in various medical terms and phrases. For example, it could refer to:

1. Visible light: The range of electromagnetic radiation that can be detected by the human eye, typically between wavelengths of 400-700 nanometers. This is relevant in fields such as ophthalmology and optometry.
2. Therapeutic use of light: In some therapies, light is used to treat certain conditions. An example is phototherapy, which uses various wavelengths of ultraviolet (UV) or visible light for conditions like newborn jaundice, skin disorders, or seasonal affective disorder.
3. Light anesthesia: A state of reduced consciousness in which the patient remains responsive to verbal commands and physical stimulation. This is different from general anesthesia where the patient is completely unconscious.
4. Pain relief using light: Certain devices like transcutaneous electrical nerve stimulation (TENS) units have a 'light' setting, indicating lower intensity or frequency of electrical impulses used for pain management.

Without more context, it's hard to provide a precise medical definition of 'light'.

'Bacillus' is a genus of rod-shaped, gram-positive bacteria that are commonly found in soil, water, and the gastrointestinal tracts of animals. Many species of Bacillus are capable of forming endospores, which are highly resistant to heat, radiation, and chemicals, allowing them to survive for long periods in harsh environments. The most well-known species of Bacillus is B. anthracis, which causes anthrax in animals and humans. Other species of Bacillus have industrial or agricultural importance, such as B. subtilis, which is used in the production of enzymes and antibiotics.

Amaranthaceae is a family of flowering plants also known as the amaranth family. It includes a wide variety of plants, such as amaranths, beets, spinach, and tumbleweeds. These plants are characterized by their small to minute flowers that are usually arranged in dense spikes or clusters. The leaves can be simple or compound, and the plant can take various forms, including herbs, shrubs, and trees. Some members of this family contain betalains, which are red, yellow, or purple pigments found in the stems, roots, and flowers of certain plants. These pigments have antioxidant properties and are used as food colorings. Many species in Amaranthaceae are important crops for human consumption, providing sources of carbohydrates, proteins, vitamins, and minerals.

Bacterial proteins are a type of protein that are produced by bacteria as part of their structural or functional components. These proteins can be involved in various cellular processes, such as metabolism, DNA replication, transcription, and translation. They can also play a role in bacterial pathogenesis, helping the bacteria to evade the host's immune system, acquire nutrients, and multiply within the host.

Bacterial proteins can be classified into different categories based on their function, such as:

1. Enzymes: Proteins that catalyze chemical reactions in the bacterial cell.
2. Structural proteins: Proteins that provide structural support and maintain the shape of the bacterial cell.
3. Signaling proteins: Proteins that help bacteria to communicate with each other and coordinate their behavior.
4. Transport proteins: Proteins that facilitate the movement of molecules across the bacterial cell membrane.
5. Toxins: Proteins that are produced by pathogenic bacteria to damage host cells and promote infection.
6. Surface proteins: Proteins that are located on the surface of the bacterial cell and interact with the environment or host cells.

Understanding the structure and function of bacterial proteins is important for developing new antibiotics, vaccines, and other therapeutic strategies to combat bacterial infections.

Sodium Chloride is defined as the inorganic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions. It is commonly known as table salt or halite, and it is used extensively in food seasoning and preservation due to its ability to enhance flavor and inhibit bacterial growth. In medicine, sodium chloride is used as a balanced electrolyte solution for rehydration and as a topical wound irrigant and antiseptic. It is also an essential component of the human body's fluid balance and nerve impulse transmission.

Ribonucleic acid (RNA) in plants refers to the long, single-stranded molecules that are essential for the translation of genetic information from deoxyribonucleic acid (DNA) into proteins. RNA is a nucleic acid, like DNA, and it is composed of a ribose sugar backbone with attached nitrogenous bases (adenine, uracil, guanine, and cytosine).

In plants, there are several types of RNA that play specific roles in the gene expression process:

1. Messenger RNA (mRNA): This type of RNA carries genetic information copied from DNA in the form of a sequence of three-base code units called codons. These codons specify the order of amino acids in a protein.
2. Transfer RNA (tRNA): tRNAs are small RNA molecules that serve as adaptors between the mRNA and the amino acids during protein synthesis. Each tRNA has a specific anticodon sequence that base-pairs with a complementary codon on the mRNA, and it carries a specific amino acid that corresponds to that codon.
3. Ribosomal RNA (rRNA): rRNAs are structural components of ribosomes, which are large macromolecular complexes where protein synthesis occurs. In plants, there are several types of rRNAs, including the 18S, 5.8S, and 25S/28S rRNAs, that form the core of the ribosome and help catalyze peptide bond formation during protein synthesis.
4. Small nuclear RNA (snRNA): These are small RNA molecules that play a role in RNA processing, such as splicing, where introns (non-coding sequences) are removed from pre-mRNA and exons (coding sequences) are joined together to form mature mRNAs.
5. MicroRNA (miRNA): These are small non-coding RNAs that regulate gene expression by binding to complementary sequences in target mRNAs, leading to their degradation or translation inhibition.

Overall, these different types of RNAs play crucial roles in various aspects of RNA metabolism, gene regulation, and protein synthesis in plants.

"Mucor" is a genus of fungi that belongs to the order Mucorales. These fungi are commonly found in soil, decaying organic matter, and sometimes on fruits and vegetables. Some species of Mucor can cause mucormycosis, a rare but serious invasive fungal infection that primarily affects people with weakened immune systems, such as those with uncontrolled diabetes, cancer, organ transplant recipients, and those using high-dose corticosteroids.

Mucormycosis can affect various parts of the body, including the sinuses, lungs, skin, and gastrointestinal tract. The infection can quickly spread through the bloodstream and cause severe damage to tissues and organs. Early diagnosis and prompt treatment with antifungal medications and surgical debridement are crucial for managing mucormycosis and improving outcomes.

I'm sorry for any confusion, but "flowers" is not a term that has a medical definition. The term "flowers" is commonly used to refer to the reproductive structures of flowering plants (angiosperms), which are characterized by having both male and female reproductive organs or separate male and female flowers.

If you have any questions related to medical terminology or health conditions, I would be happy to try to help answer those for you!

Salinity is not a term that has a specific medical definition. However, in general terms, salinity refers to the level of salt or sodium content in a substance, usually measured in parts per thousand (ppt). In a medical context, salinity might be discussed in relation to things like the body's fluid balance or the composition of certain bodily fluids, such as sweat or tears.

It is worth noting that in some cases, high salinity levels can have negative effects on health. For example, consuming water with very high salt content can lead to dehydration and electrolyte imbalances, which can be dangerous. Similarly, exposure to high-salinity environments (such as seawater) can cause skin irritation and other problems in some people. However, these are not direct medical definitions of salinity.

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.

'Plant development' is not a term typically used in medical definitions, as it is more commonly used in the field of botany to describe the growth and differentiation of plant cells, tissues, and organs over time. However, in a broader context, plant development can be defined as the series of changes and processes that occur from the fertilization of a plant seed to the formation of a mature plant, including germination, emergence, organ formation, growth, and reproduction.

In medicine, terms related to plant development may include "phytotherapy" or "herbal medicine," which refer to the use of plants or plant extracts as medicinal treatments for various health conditions. The study of how these plants develop and produce their active compounds is an important area of research in pharmacology and natural products chemistry.

A desert climate, also known as a hot desert climate or a BWh climate in the Köppen climate classification system, is characterized by extremely low rainfall, typically less than 10 inches (250 mm) per year. This type of climate is found in the world's desert areas, such as the Sahara Desert in Africa, the Mojave Desert in North America, and the Simpson Desert in Australia.

In a desert climate, temperatures can vary greatly between day and night, as well as between summer and winter. During the day, temperatures can reach extremely high levels, often above 100°F (38°C), while at night, they can drop significantly, sometimes below freezing in the winter months.

Desert climates are caused by a combination of factors, including geographical location, topography, and large-scale weather patterns. They typically occur in regions that are located far from sources of moisture, such as bodies of water, and are situated in the interior of continents or on the leeward side of mountain ranges.

Living things in desert climates have adapted to the harsh conditions through various means, such as storing water, reducing evaporation, and limiting activity during the hottest parts of the day. Despite the challenging conditions, deserts support a diverse array of plant and animal life that has evolved to thrive in this unique environment.

Phase-contrast microscopy is a type of optical microscopy that allows visualization of transparent or translucent specimens, such as living cells and their organelles, by increasing the contrast between areas with different refractive indices within the sample. This technique works by converting phase shifts in light passing through the sample into changes in amplitude, which can then be observed as differences in brightness and contrast.

In a phase-contrast microscope, a special condenser and objective are used to create an optical path difference between the direct and diffracted light rays coming from the specimen. The condenser introduces a phase shift for the diffracted light, while the objective contains a phase ring that compensates for this shift in the direct light. This results in the direct light appearing brighter than the diffracted light, creating contrast between areas with different refractive indices within the sample.

Phase-contrast microscopy is particularly useful for observing unstained living cells and their dynamic processes, such as cell division, motility, and secretion, without the need for stains or dyes that might affect their viability or behavior.

Salt-tolerant plants, also known as halophytes, are plants that can grow and complete their life cycle in saline environments. These plants have specialized adaptations that allow them to survive and reproduce in the presence of high concentrations of salt, particularly sodium chloride (NaCl), which is toxic to most plants.

Salt tolerance in plants is a complex trait that involves various physiological and biochemical mechanisms, such as:

1. Exclusion: Preventing the uptake of excess salt by the roots or excluding it from entering the plant cells.
2. Compartmentalization: Storing excess salt in vacuoles or older leaves that can be shed to reduce the overall salt load.
3. Tissue tolerance: Adapting to high salt concentrations within the plant tissues without experiencing toxicity or osmotic stress.
4. Osmoregulation: Maintaining water balance and cell turgor by synthesizing and accumulating compatible solutes, such as proline and glycine betaine, which help to lower the osmotic potential of the cells.
5. Ion homeostasis: Regulating the uptake and distribution of essential ions, like potassium (K+), while minimizing the accumulation of toxic ions, such as sodium (Na+) and chloride (Cl-).

Examples of salt-tolerant plants include mangroves, sea grasses, cordgrass, glasswort, and certain species of cacti and succulents. These plants have significant ecological and agricultural importance in coastal areas and arid regions, where salinity is a major environmental constraint.

Desiccation is a medical term that refers to the process of extreme dryness or the state of being dried up. It is the removal of water or moisture from an object or tissue, which can lead to its dehydration and preservation. In medicine, desiccation may be used as a therapeutic technique for treating certain conditions, such as drying out wet wounds or preventing infection in surgical instruments. However, desiccation can also have harmful effects on living tissues, leading to cell damage or death.

In a broader context, desiccation is also used to describe the process of drying up of an organ, tissue, or body part due to various reasons such as exposure to air, heat, or certain medical conditions that affect moisture regulation in the body. For example, diabetic patients may experience desiccation of their skin due to decreased moisture production and increased evaporation caused by high blood sugar levels. Similarly, people living in dry climates or using central heating systems may experience desiccation of their mucous membranes, leading to dryness of the eyes, nose, and throat.

A cell wall is a rigid layer found surrounding the plasma membrane of plant cells, fungi, and many types of bacteria. It provides structural support and protection to the cell, maintains cell shape, and acts as a barrier against external factors such as chemicals and mechanical stress. The composition of the cell wall varies among different species; for example, in plants, it is primarily made up of cellulose, hemicellulose, and pectin, while in bacteria, it is composed of peptidoglycan.

Fungal proteins are a type of protein that is specifically produced and present in fungi, which are a group of eukaryotic organisms that include microorganisms such as yeasts and molds. These proteins play various roles in the growth, development, and survival of fungi. They can be involved in the structure and function of fungal cells, metabolism, pathogenesis, and other cellular processes. Some fungal proteins can also have important implications for human health, both in terms of their potential use as therapeutic targets and as allergens or toxins that can cause disease.

Fungal proteins can be classified into different categories based on their functions, such as enzymes, structural proteins, signaling proteins, and toxins. Enzymes are proteins that catalyze chemical reactions in fungal cells, while structural proteins provide support and protection for the cell. Signaling proteins are involved in communication between cells and regulation of various cellular processes, and toxins are proteins that can cause harm to other organisms, including humans.

Understanding the structure and function of fungal proteins is important for developing new treatments for fungal infections, as well as for understanding the basic biology of fungi. Research on fungal proteins has led to the development of several antifungal drugs that target specific fungal enzymes or other proteins, providing effective treatment options for a range of fungal diseases. Additionally, further study of fungal proteins may reveal new targets for drug development and help improve our ability to diagnose and treat fungal infections.

Medical definitions typically focus on the relevance of a term to medical practice, and I'm not sure if there is a specific medical definition for "plant exudates." However, in a broader context, plant exudates refer to the various substances that are released or exuded by plants, often as a result of damage or stress. These can include a wide variety of compounds, such as sap, resins, latex, gums, essential oils, and tannins. Some of these compounds can have medicinal properties and are used in various forms of traditional and modern medicine. For example, the resin from certain pine trees (rosin) has been used to treat respiratory ailments, while willow bark, which contains salicin (a precursor to aspirin), has been used for pain relief for centuries.

Phytochrome is a photoreceptor protein responsible for detecting and mediating responses to different wavelengths of light, primarily red and far-red, in plants and some microorganisms. It plays a crucial role in various physiological processes such as seed germination, stem elongation, leaf expansion, chlorophyll production, and flowering.

The phytochrome protein exists in two interconvertible forms: Pr (the red-light-absorbing form) and Pfr (the far-red-light-absorbing form). The conversion between these forms regulates the downstream signaling pathways that control plant growth and development. Red light (around 660 nm) promotes the formation of the Pfr form, while far-red light (around 730 nm) converts it back to the Pr form. This reversible photoresponse allows plants to adapt their growth patterns based on the quality and duration of light they receive.

Angiosperms, also known as flowering plants, are a group of plants that produce seeds enclosed within an ovary. The term "angiosperm" comes from the Greek words "angeion," meaning "case" or "capsule," and "sperma," meaning "seed." This group includes the majority of plant species, with over 300,000 known species.

Angiosperms are characterized by their reproductive structures, which consist of flowers. The flower contains male and female reproductive organs, including stamens (which produce pollen) and carpels (which contain the ovules). After fertilization, the ovule develops into a seed, while the ovary matures into a fruit, which provides protection and nutrition for the developing embryo.

Angiosperms are further divided into two main groups: monocots and eudicots. Monocots have one cotyledon or embryonic leaf, while eudicots have two. Examples of monocots include grasses, lilies, and orchids, while examples of eudicots include roses, sunflowers, and legumes.

Angiosperms are ecologically and economically important, providing food, shelter, and other resources for many organisms, including humans. They have evolved a wide range of adaptations to different environments, from the desert to the ocean floor, making them one of the most diverse and successful groups of plants on Earth.

I'm sorry for any confusion, but "Hemerocallis" is not a medical term. It is actually the botanical name for a group of plants commonly known as Daylilies. These are perennial plants with funnel-shaped flowers that typically last for only one day. They are popular ornamental plants in gardens. If you have any questions about medical terminology, I'd be happy to help!

I believe there may be a slight misunderstanding in your question. "Plant leaves" are not a medical term, but rather a general biological term referring to a specific organ found in plants.

Leaves are organs that are typically flat and broad, and they are the primary site of photosynthesis in most plants. They are usually green due to the presence of chlorophyll, which is essential for capturing sunlight and converting it into chemical energy through photosynthesis.

While leaves do not have a direct medical definition, understanding their structure and function can be important in various medical fields, such as pharmacognosy (the study of medicinal plants) or environmental health. For example, certain plant leaves may contain bioactive compounds that have therapeutic potential, while others may produce allergens or toxins that can impact human health.

A plant disease is a disorder that affects the normal growth and development of plants, caused by pathogenic organisms such as bacteria, viruses, fungi, parasites, or nematodes, as well as environmental factors like nutrient deficiencies, extreme temperatures, or physical damage. These diseases can cause various symptoms, including discoloration, wilting, stunted growth, necrosis, and reduced yield or productivity, which can have significant economic and ecological impacts.

"Orchidaceae" is not a medical term. It is the scientific name for the orchid family, which is a group of flowering plants known for their often elaborate and beautiful flowers. The term "orchidaceae" comes from the Greek word "orkhis," meaning "testicle," likely referring to the shape of the twin tubers in some species.

If you have any medical concerns or questions, I would be happy to help if you could provide more information about what you are looking for.

A hypocotyl is not a medical term per se, but it is a term used in the field of botany, which is a branch of biology that deals with the study of plants. Therefore, I'd be happy to provide you with a definition of hypocotyl in a botanical context:

The hypocotyl is the portion of the embryo or seedling of a plant that lies between the cotyledons (the embryonic leaves) and the radicle (the embryonic root). In other words, it is the stem-like structure that connects the shoot and the root systems in a developing plant.

When a seed germinates, the hypocotyl elongates and pushes the cotyledons upward through the soil, allowing the young plant to emerge into the light. The hypocotyl can vary in length depending on the species of plant, and its growth is influenced by various environmental factors such as light and temperature.

While the term "hypocotyl" may not be commonly used in medical contexts, understanding basic botanical concepts like this one can still be useful for healthcare professionals who work with patients who have plant-related allergies or other health issues related to plants.

A medical definition for "plant shoots" may not be readily available, as the term is primarily used in botany and horticulture. However, I can provide you with a general definition:

Plant shoots refer to the above-ground portion of a plant, which typically includes structures like stems, leaves, flowers, and buds. Shoots originate from the seed or the growing tip of the plant and are responsible for photosynthesis, nutrient absorption, and reproduction. In some contexts, "plant shoots" might also refer to new growth that emerges from an existing plant, such as when a leaf or stem sprouts a new branch or flower.

Sorbic acid is a chemical compound that is commonly used as a preservative in various food and cosmetic products. Medically, it's not typically used as a treatment for any specific condition. However, its preservative properties help prevent the growth of bacteria, yeast, and mold, which can improve the safety and shelf life of certain medical supplies such as ointments and eye drops.

The chemical structure of sorbic acid is that of a carboxylic acid with two double bonds, making it a unsaturated fatty acid. It's naturally found in some fruits like rowanberries and serviceberries, but most commercial sorbic acid is synthetically produced.

Food-grade sorbic acid is generally recognized as safe (GRAS) by the U.S. Food and Drug Administration (FDA), and it has a wide range of applications in food preservation, including baked goods, cheeses, wines, and fruit juices. In cosmetics, it's often used to prevent microbial growth in products like creams, lotions, and makeup.

It is important to note that some people may have allergic reactions to sorbic acid or its salts (sorbates), so caution should be exercised when introducing new products containing these substances into personal care routines or diets.

I believe there might be a misunderstanding in your question. "Ethylenes" is not a medical term or a medical condition. Ethylene is actually a colorless gas with a sweet and musky odor, which belongs to the class of hydrocarbons called alkenes. It is used widely in industry, including the production of polyethylene, antifreeze, and other chemicals.

However, if you meant something else or need information on a specific medical topic related to ethylene or its derivatives, please provide more context or clarify your question, and I would be happy to help.

"Raphanus" is the genus name for a group of plants that include the common radish. The black radish (*Raphanus sativus* var. *niger*) and the white radish (also known as daikon or *Raphanus sativus* var. *longipinnatus*) are examples of species within this genus. These plants belong to the family Brassicaceae, which also includes vegetables such as broccoli, cabbage, and kale. The roots, leaves, and seeds of Raphanus plants have been used in traditional medicine for various purposes, including as a digestive aid and to treat respiratory conditions. However, it is essential to consult with a healthcare professional before using these plants or their extracts for medicinal purposes, as they can interact with certain medications and may cause side effects.

I'm sorry for any confusion, but "Seed Dispersal" is not a term typically used in medical definitions. It is a concept from botany and ecology, referring to the various methods by which plants distribute their seeds away from the parent plant. This can occur through mechanisms such as wind, water, or animal dispersal. If you have any questions related to medical topics, I'd be happy to help with those instead!

I'm sorry for any confusion, but "soil" is not a term that has a medical definition. Soil is defined as the top layer of earth in which plants grow, a mixture of organic material, clay, sand, and silt. If you have any questions related to medicine or health, I would be happy to try to help answer them for you.

Ascomycota is a phylum in the kingdom Fungi, also known as sac fungi. This group includes both unicellular and multicellular organisms, such as yeasts, mold species, and morel mushrooms. Ascomycetes are characterized by their reproductive structures called ascus, which contain typically eight haploid spores produced sexually through a process called ascogony. Some members of this phylum have significant ecological and economic importance, as they can be decomposers, mutualistic symbionts, or plant pathogens causing various diseases. Examples include the baker's yeast Saccharomyces cerevisiae, ergot fungus Claviceps purpurea, and morel mushroom Morchella esculenta.

"Triticum" is the genus name for a group of cereal grains that includes common wheat (T. aestivum), durum wheat (T. durum), and spelt (T. spelta). These grains are important sources of food for humans, providing carbohydrates, proteins, and various nutrients. They are used to make a variety of foods such as bread, pasta, and breakfast cereals. Triticum species are also known as "wheat" in layman's terms.

'Aspergillus fumigatus' is a species of fungi that belongs to the genus Aspergillus. It is a ubiquitous mold that is commonly found in decaying organic matter, such as leaf litter, compost, and rotting vegetation. This fungus is also known to be present in indoor environments, including air conditioning systems, dust, and water-damaged buildings.

Aspergillus fumigatus is an opportunistic pathogen, which means that it can cause infections in people with weakened immune systems. It can lead to a range of conditions known as aspergillosis, including allergic reactions, lung infections, and invasive infections that can spread to other parts of the body.

The fungus produces small, airborne spores that can be inhaled into the lungs, where they can cause infection. In healthy individuals, the immune system is usually able to eliminate the spores before they can cause harm. However, in people with weakened immune systems, such as those undergoing chemotherapy or organ transplantation, or those with certain underlying medical conditions like asthma or cystic fibrosis, the fungus can establish an infection.

Infections caused by Aspergillus fumigatus can be difficult to treat, and treatment options may include antifungal medications, surgery, or a combination of both. Prompt diagnosis and treatment are essential for improving outcomes in people with aspergillosis.

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.

A phenotype is the physical or biochemical expression of an organism's genes, or the observable traits and characteristics resulting from the interaction of its genetic constitution (genotype) with environmental factors. These characteristics can include appearance, development, behavior, and resistance to disease, among others. Phenotypes can vary widely, even among individuals with identical genotypes, due to differences in environmental influences, gene expression, and genetic interactions.

I am not aware of a specific medical definition for "Jatropha." Jatropha is a genus of plants in the spurge family, Euphorbiaceae. Some species of Jatropha are used in traditional medicine in various parts of the world, but there is no widely accepted or established medical definition for the term.

In a broader sense, if you're referring to a medical aspect related to Jatropha plants, it might be about the pharmacological properties, toxicity, or potential uses of certain species in traditional medicine. For instance, Jatropha curcas, one of the most commonly known species, has been used in traditional medicine for treating various conditions such as wounds, diarrhea, and skin diseases. However, it also contains toxic compounds that can cause adverse effects if not properly prepared or administered.

If you're looking for specific pharmacological or medicinal information about Jatropha, I would recommend consulting scientific literature or medical resources related to the particular species and its traditional or modern uses.

Phytochrome B is a type of phytochrome photoreceptor found in plants that regulates various physiological and developmental processes in response to red and far-red light. It plays a crucial role in seed germination, de-etiolation, shade avoidance responses, and flowering time regulation. Phytochrome B exists in two interconvertible forms: Pr (the inactive, red light-absorbing form) and Pfr (the active, far-red light-absorbing form). The conversion between these forms allows phytochrome B to act as a molecular switch that mediates plant responses to different light conditions.

"Coffea" is the genus name for the Coffea plant, which belongs to the Rubiaceae family. This plant is native to tropical regions of Africa and Asia, and it is widely cultivated for its seeds, commonly known as coffee beans. These beans are used to produce a popular beverage called coffee, which contains caffeine, a stimulant drug that affects the central nervous system.

Coffee has been consumed for centuries and is one of the most traded commodities in the world. It contains several bioactive compounds, including caffeine, chlorogenic acids, diterpenes, and polyphenols, which have been associated with various health benefits, such as improved cognitive function, increased alertness, and reduced risk of certain diseases like type 2 diabetes and Parkinson's disease. However, excessive consumption of coffee can lead to adverse effects, including insomnia, nervousness, restlessness, and rapid heart rate.

It is worth noting that the term "Coffea" refers specifically to the plant genus, while "coffee" refers to the beverage produced from its seeds.

'Clostridium botulinum' is a gram-positive, rod-shaped, anaerobic bacteria that produces one or more neurotoxins known as botulinum toxins. These toxins are among the most potent naturally occurring biological poisons and can cause a severe form of food poisoning called botulism in humans and animals. Botulism is characterized by symmetrical descending flaccid paralysis, which can lead to respiratory and cardiovascular failure, and ultimately death if not treated promptly.

The bacteria are widely distributed in nature, particularly in soil, sediments, and the intestinal tracts of some animals. They can form spores that are highly resistant to heat, chemicals, and other environmental stresses, allowing them to survive for long periods in adverse conditions. The spores can germinate and produce vegetative cells and toxins when they encounter favorable conditions, such as anaerobic environments with appropriate nutrients.

Human botulism can occur through three main routes of exposure: foodborne, wound, and infant botulism. Foodborne botulism results from consuming contaminated food containing preformed toxins, while wound botulism occurs when the bacteria infect a wound and produce toxins in situ. Infant botulism is caused by the ingestion of spores that colonize the intestines and produce toxins, mainly affecting infants under one year of age.

Prevention measures include proper food handling, storage, and preparation practices, such as cooking and canning foods at appropriate temperatures and for sufficient durations. Wound care and prompt medical attention are crucial in preventing wound botulism. Vaccines and antitoxins are available for prophylaxis and treatment of botulism in high-risk individuals or in cases of confirmed exposure.

I'm sorry for any confusion, but the term "germ cells" is typically used in the context of animals and humans, referring to the reproductive cells (sperm and eggs) that can give rise to new individuals. It is not commonly used to describe plants.

In plants, the terms often used to refer to the reproductive cells are "male gametophyte" and "female gametophyte." The male gametophyte produces sperm cells, while the female gametophyte produces egg cells. These gametophytes are found within the pollen grains (male) and ovules (female) of plants.

Therefore, there isn't a medical definition for "germ cells, plant," as the term is not applicable in this context.

I'm sorry for any confusion, but "Helianthus" is not a medical term. It is the genus name for sunflowers in the family Asteraceae. Sunflowers are native to North America and are known for their large, daisy-like flowers and tall stems. They have various uses, including ornamental purposes, food (seeds and oil), and medicinal applications in some traditional systems of medicine. However, there isn't a widely accepted medical definition associated with the term "Helianthus."

Fungi, in the context of medical definitions, are a group of eukaryotic organisms that include microorganisms such as yeasts and molds, as well as the more familiar mushrooms. The study of fungi is known as mycology.

Fungi can exist as unicellular organisms or as multicellular filamentous structures called hyphae. They are heterotrophs, which means they obtain their nutrients by decomposing organic matter or by living as parasites on other organisms. Some fungi can cause various diseases in humans, animals, and plants, known as mycoses. These infections range from superficial, localized skin infections to systemic, life-threatening invasive diseases.

Examples of fungal infections include athlete's foot (tinea pedis), ringworm (dermatophytosis), candidiasis (yeast infection), histoplasmosis, coccidioidomycosis, and aspergillosis. Fungal infections can be challenging to treat due to the limited number of antifungal drugs available and the potential for drug resistance.

I apologize for any confusion, but "Marsileaceae" is not a medical term. It is a botanical term that refers to a family of ferns known as the Marsilea family. This family includes several genera of aquatic and terrestrial ferns, characterized by their unique reproductive structures.

If you have any questions related to medical terminology or health sciences, I would be happy to help. Just provide me with the specific term or concept you'd like to know more about.

I'm sorry for any confusion, but "Plant Physiological Phenomena" is not a standard medical term. It falls more within the domain of botany, which is a branch of biology focused on the study of plants.

However, I can provide a general explanation: Plant physiological phenomena refer to the functional processes and activities that occur within plants. This includes various aspects such as photosynthesis (the process by which plants convert light energy into chemical energy to fuel their growth), respiration, plant nutrition (the uptake and assimilation of nutrients from the soil), water relations (how plants absorb, transport, and use water), plant hormone functions, and many other processes.

If you have a term that is used in a medical context which you would like defined, I'd be happy to help with that!

"Lycopersicon esculentum" is the scientific name for the common red tomato. It is a species of fruit from the nightshade family (Solanaceae) that is native to western South America and Central America. Tomatoes are widely grown and consumed in many parts of the world as a vegetable, although they are technically a fruit. They are rich in nutrients such as vitamin C, potassium, and lycopene, which has been studied for its potential health benefits.

Dilleniaceae is a family of flowering plants that includes around 30 genera and 600 species. These plants are primarily found in tropical and subtropical regions, with a few species occurring in temperate zones. The family is characterized by having five or often many sepals and petals, numerous stamens, and a superior ovary.

The plants in Dilleniaceae are quite diverse, ranging from small herbs to large trees. Some of the more well-known members of this family include the Indian rubber tree (Dillenia indica), the cape gooseberry (Physalis peruviana), and the mock orange (Philadelphus coronarius).

It's worth noting that while Dilleniaceae is a distinct family of plants, it has been subject to significant reclassification in recent years. Some botanists have proposed merging it with other families or splitting it into smaller groups, so its exact composition and boundaries may continue to evolve as more research is conducted.

Diatrizoate is a type of contrast medium that is used during X-ray examinations, such as CT scans and urography, to help improve the visibility of internal body structures. It is a type of iodinated compound, which means it contains iodine atoms. Diatrizoate works by blocking the absorption of X-rays, causing the areas where it is injected or introduced to appear white on X-ray images. This can help doctors to diagnose a variety of medical conditions, including problems with the urinary system and digestive tract.

Like all medications and contrast agents, diatrizoate can have side effects, including allergic reactions, kidney damage, and thyroid problems. It is important for patients to discuss any potential risks and benefits of using this agent with their healthcare provider before undergoing an X-ray examination.

Apiaceae is a family of flowering plants also known as Umbelliferae. It includes aromatic herbs and vegetables such as carrots, parsley, celery, fennel, and dill. The plants in this family are characterized by their umbrella-shaped clusters of flowers (umbels) and hollow stems. Some members of Apiaceae contain toxic compounds, so caution should be taken when identifying and consuming wild plants from this family.

Basidiomycota is a phylum in the kingdom Fungi that consists of organisms commonly known as club fungi or club mushrooms. The name Basidiomycota is derived from the presence of a characteristic reproductive structure called a basidium, which is where spores are produced.

The basidiomycetes include many familiar forms such as mushrooms, toadstools, bracket fungi, and other types of polypores. They have a complex life cycle that involves both sexual and asexual reproduction. The sexual reproductive stage produces a characteristic fruiting body, which may be microscopic or highly visible, depending on the species.

Basidiomycota fungi play important ecological roles in decomposing organic matter, forming mutualistic relationships with plants, and acting as parasites on other organisms. Some species are economically important, such as edible mushrooms, while others can be harmful or even deadly to humans and animals.

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).

Tosylarginine Methyl Ester (TAME) is not a medication or a therapeutic agent, but it is a research compound used in scientific studies. It is a synthetic molecule that is often used as a control or a reference standard in enzyme inhibition assays. TAME is an esterified form of the amino acid arginine, with a tosyl group (p-toluenesulfonyl) attached to the nitrogen atom.

TAME is specifically used as a selective and reversible inhibitor of the enzyme called butyrylcholinesterase (BChE), which is involved in the breakdown of certain neurotransmitters in the body. By inhibiting BChE, TAME can help to increase the levels of these neurotransmitters in the brain, making it a useful tool for studying the mechanisms of this enzyme and its role in various physiological processes.

It's important to note that while TAME is used in research settings, it is not approved for use as a drug or therapeutic agent in humans or animals.

Humidity, in a medical context, is not typically defined on its own but is related to environmental conditions that can affect health. Humidity refers to the amount of water vapor present in the air. It is often discussed in terms of absolute humidity (the mass of water per unit volume of air) or relative humidity (the ratio of the current absolute humidity to the maximum possible absolute humidity, expressed as a percentage). High humidity can contribute to feelings of discomfort, difficulty sleeping, and exacerbation of respiratory conditions such as asthma.

Hydrostatic pressure is the pressure exerted by a fluid at equilibrium at a given point within the fluid, due to the force of gravity. In medical terms, hydrostatic pressure is often discussed in relation to body fluids and tissues. For example, the hydrostatic pressure in the capillaries (tiny blood vessels) is the force that drives the fluid out of the blood vessels and into the surrounding tissues. This helps to maintain the balance of fluids in the body. Additionally, abnormal increases in hydrostatic pressure can contribute to the development of edema (swelling) in the tissues.

'Clostridium perfringens' is a type of Gram-positive, rod-shaped, spore-forming bacterium that is commonly found in the environment, including in soil, decaying vegetation, and the intestines of humans and animals. It is a major cause of foodborne illness worldwide, producing several toxins that can lead to symptoms such as diarrhea, abdominal cramps, nausea, and vomiting.

The bacterium can contaminate food during preparation or storage, particularly meat and poultry products. When ingested, the spores of C. perfringens can germinate and produce large numbers of toxin-producing cells in the intestines, leading to food poisoning. The most common form of C. perfringens food poisoning is characterized by symptoms that appear within 6 to 24 hours after ingestion and last for less than 24 hours.

In addition to foodborne illness, C. perfringens can also cause other types of infections, such as gas gangrene, a serious condition that can occur when the bacterium infects a wound and produces toxins that damage surrounding tissues. Gas gangrene is a medical emergency that requires prompt treatment with antibiotics and surgical debridement or amputation of affected tissue.

Prevention measures for C. perfringens food poisoning include proper cooking, handling, and storage of food, as well as rapid cooling of cooked foods to prevent the growth of the bacterium.

Pythium is a genus of microscopic, aquatic fungus-like organisms called oomycetes. They are commonly referred to as water molds and can be found in various environments such as soil, freshwater, and marine habitats. Some species of Pythium are known to cause plant diseases, while others can infect animals, including humans, causing a variety of conditions primarily related to the eye and skin.

In human medicine, Pythium insidiosum is the most relevant species, as it can cause a rare but severe infection called pythiosis. This infection typically affects the eyes (keratopythiosis) or the gastrointestinal tract (gastrointestinal pythiosis). The infection occurs through direct contact with contaminated water or soil, and it is more prevalent in tropical and subtropical regions.

Pythium insidiosum produces filamentous structures called hyphae that can invade and damage tissues, leading to the formation of granulomatous lesions. The infection can be difficult to diagnose and treat due to its rarity and the limited number of effective antifungal agents available. Surgical intervention and immunotherapy are often necessary in addition to medical treatment for successful management.

'Colletotrichum' is a genus of fungi that are known to cause various plant diseases, including anthracnose. These fungi are characterized by the production of specialized structures called acervuli, which produce conidia (asexual spores) in a slimy matrix. The conidia are often dispersed by rainwater and splashing, leading to the spread of the disease. Some species of Colletotrichum can also cause diseases in humans, particularly in immunocompromised individuals.

Anthrax is a serious infectious disease caused by gram-positive, rod-shaped bacteria called Bacillus anthracis. This bacterium produces spores that can survive in the environment for many years. Anthrax can be found naturally in soil and commonly affects animals such as cattle, sheep, and goats. Humans can get infected with anthrax by handling contaminated animal products or by inhaling or coming into contact with contaminated soil, water, or vegetation.

There are three main forms of anthrax infection:

1. Cutaneous anthrax: This is the most common form and occurs when the spores enter the body through a cut or abrasion on the skin. It starts as a painless bump that eventually develops into a ulcer with a black center.
2. Inhalation anthrax (also known as wool-sorter's disease): This occurs when a person inhales anthrax spores, which can lead to severe respiratory symptoms and potentially fatal illness.
3. Gastrointestinal anthrax: This form is rare and results from consuming contaminated meat. It causes nausea, vomiting, abdominal pain, and diarrhea, which may be bloody.

Anthrax can be treated with antibiotics, but early diagnosis and treatment are crucial for a successful outcome. Preventive measures include vaccination and avoiding contact with infected animals or contaminated animal products. Anthrax is also considered a potential bioterrorism agent due to its ease of dissemination and high mortality rate if left untreated.

Trehalose is a type of disaccharide, which is a sugar made up of two monosaccharides. It consists of two glucose molecules joined together in a way that makes it more stable and resistant to breakdown by enzymes and heat. This property allows trehalose to be used as a protectant for biological materials during freeze-drying and storage, as well as a food additive as a sweetener and preservative.

Trehalose is found naturally in some plants, fungi, insects, and microorganisms, where it serves as a source of energy and protection against environmental stresses such as drought, heat, and cold. In recent years, there has been interest in the potential therapeutic uses of trehalose for various medical conditions, including neurodegenerative diseases, diabetes, and cancer.

Medically speaking, trehalose may be used in some pharmaceutical formulations as an excipient or stabilizer, and it is also being investigated as a potential therapeutic agent for various diseases. However, its use as a medical treatment is still not widely established, and further research is needed to determine its safety and efficacy.

Salt tolerance, in a medical context, refers to the body's ability to maintain normal physiological functions despite high levels of salt (sodium chloride) in the system. While our kidneys usually regulate sodium levels, certain medical conditions such as some forms of kidney disease or heart failure can impair this process, leading to an accumulation of sodium in the body. Some individuals may have a genetic predisposition to better handle higher salt intakes, but generally, a high-salt diet is discouraged due to risks of hypertension and other health issues for most people.

Osmotic pressure is a fundamental concept in the field of physiology and biochemistry. It refers to the pressure that is required to be applied to a solution to prevent the flow of solvent (like water) into it, through a semi-permeable membrane, when the solution is separated from a pure solvent or a solution of lower solute concentration.

In simpler terms, osmotic pressure is the force that drives the natural movement of solvent molecules from an area of lower solute concentration to an area of higher solute concentration, across a semi-permeable membrane. This process is crucial for maintaining the fluid balance and nutrient transport in living organisms.

The osmotic pressure of a solution can be determined by its solute concentration, temperature, and the ideal gas law. It is often expressed in units of atmospheres (atm), millimeters of mercury (mmHg), or pascals (Pa). In medical contexts, understanding osmotic pressure is essential for managing various clinical conditions such as dehydration, fluid and electrolyte imbalances, and dialysis treatments.

'Brassica' is a term used in botanical nomenclature, specifically within the family Brassicaceae. It refers to a genus of plants that includes various vegetables such as broccoli, cabbage, cauliflower, kale, and mustard greens. These plants are known for their nutritional value and health benefits. They contain glucosinolates, which have been studied for their potential anti-cancer properties. However, it is not a medical term per se, but rather a taxonomic category used in the biological sciences.

'Cucumis melo' is the scientific name for a group of plants that include cantaloupes, honeydew melons, and other types of muskmelons. These are all part of the Cucurbitaceae family, which also includes cucumbers, squashes, and gourds.

The term 'Cucumis melo' is used to refer to the species as a whole, while specific varieties or cultivars within the species are given more descriptive names, such as 'Cucumis melo' var. cantalupensis for cantaloupes and 'Cucumis melo' var. inodorus for honeydew melons.

These fruits are popular for their juicy and sweet flesh, and they are often consumed fresh or used in a variety of dishes, such as salads, smoothies, and desserts. They are also rich in nutrients, including vitamins A and C, potassium, and fiber.

Ferns are a group of vascular plants that reproduce by means of spores rather than seeds. They are characterized by their frond-like leaves and lack of flowers or fruits. Ferns have been around for millions of years, with some fossilized ferns dating back to the Devonian period, over 360 million years ago.

Ferns are an important part of many ecosystems, particularly in tropical rainforests where they provide habitat and food for a variety of animals. They also play a role in soil erosion control and nutrient cycling.

Medically, some ferns have been used in traditional medicine to treat various ailments, such as bracken fern which has been used to treat wounds, burns, and skin diseases. However, it is important to note that not all ferns are safe for consumption or use as medicines, and some can be toxic if ingested or applied topically. It is always recommended to consult with a healthcare professional before using any plant-based remedies.

I'm sorry for any confusion, but "trees" is not a medical term. It is a common term used in various fields, including biology, ecology, and dendrology, to refer to a woody perennial plant with a single stem or trunk that supports branches and leaves in most species.

If you have any questions related to medical terminology or health-related topics, please provide more context so I can offer an accurate and helpful response.

I'm sorry for any confusion, but "Lepidium" is not a medical term. It is the genus name of a group of plants that includes garden cress, peppergrass, and other similar herbs. These plants belong to the Brassicaceae family, also known as the mustard family. They have some nutritional and potential medicinal uses, but they are not commonly used in modern medical contexts. If you have any questions related to medical terminology or health concerns, I'd be happy to try to help with those instead!

Microbial viability is the ability of a microorganism to grow, reproduce and maintain its essential life functions. It can be determined through various methods such as cell growth in culture media, staining techniques that detect metabolic activity, or direct observation of active movement. In contrast, non-viable microorganisms are those that have been killed or inactivated and cannot replicate or cause further harm. The measurement of microbial viability is important in various fields such as medicine, food safety, water quality, and environmental monitoring to assess the effectiveness of disinfection and sterilization procedures, and to determine the presence and concentration of harmful bacteria in different environments.

Insertional mutagenesis is a process of introducing new genetic material into an organism's genome at a specific location, which can result in a change or disruption of the function of the gene at that site. This technique is often used in molecular biology research to study gene function and regulation. The introduction of the foreign DNA is typically accomplished through the use of mobile genetic elements, such as transposons or viruses, which are capable of inserting themselves into the genome.

The insertion of the new genetic material can lead to a loss or gain of function in the affected gene, resulting in a mutation. This type of mutagenesis is called "insertional" because the mutation is caused by the insertion of foreign DNA into the genome. The effects of insertional mutagenesis can range from subtle changes in gene expression to the complete inactivation of a gene.

This technique has been widely used in genetic research, including the study of developmental biology, cancer, and genetic diseases. It is also used in the development of genetically modified organisms (GMOs) for agricultural and industrial applications.

"Olea" is a genus name in the plant kingdom, which includes the common olive tree species known as "Olea europaea." This tree is well-known for its fruit, olives, and its oil, which have been used in various culinary, medicinal, and cosmetic applications throughout history.

However, I couldn't find a recognized medical definition for 'Olea' or any of its components. While the olive tree and its products do have several health benefits, they are not typically referred to in medical terminology as a disease, condition, or diagnostic category.

"Pyrans" is not a term commonly used in medical definitions. It is a chemical term that refers to a class of heterocyclic compounds containing a six-membered ring with one oxygen atom and five carbon atoms. The name "pyran" comes from the fact that it contains a pyroline unit (two double-bonded carbons) and a ketone group (a carbon double-bonded to an oxygen).

While pyrans are not directly related to medical definitions, some of their derivatives have been studied for potential medicinal applications. For example, certain pyran derivatives have shown anti-inflammatory, antiviral, and anticancer activities in laboratory experiments. However, more research is needed before these compounds can be considered as potential therapeutic agents.

"Lilium" is not a term with a medical definition. It is the genus name for the flowering plants that are commonly called "true lilies." These plants belong to the family Liliaceae and are native to the temperate regions of the Northern Hemisphere. Some examples of species in this genus include the Easter lily, tiger lily, and Madonna lily.

There is no direct medical relevance to the term "Lilium." However, some compounds derived from plants in the Liliaceae family have been used in traditional medicine or as ingredients in pharmaceuticals. For example, certain species of Lilium contain alkaloids that have been studied for their potential medicinal properties. But it is important to note that these studies are still in the early stages and more research is needed before any conclusions can be drawn about the potential medical uses of these compounds.

'Botrytis' is a genus of saprophytic fungi that are commonly known as "gray mold" or "noble rot." The term is used to describe various species within the Botrytis genus, but the most well-known and economically significant species is Botrytis cinerea.

Botrytis cinerea is a necrotrophic fungus that can infect and cause decay in a wide range of plant hosts, including fruits, vegetables, flowers, and ornamental plants. The fungus typically enters the host through wounds, dead tissue, or natural openings such as stomata. Once inside, it produces enzymes that break down plant cells, allowing it to feed on the decaying matter.

In some cases, Botrytis cinerea can cause significant economic losses in agricultural crops, particularly when conditions are conducive to its growth and spread, such as high humidity and cool temperatures. However, the fungus is also responsible for the production of some highly valued wines, such as Sauternes and Tokaji Aszú, where it infects grapes and causes them to dehydrate and shrivel, concentrating their sugars and flavors. This process is known as "noble rot" and can result in complex, richly flavored wines with distinctive aromas and flavors.

Glucose is a simple monosaccharide (or single sugar) that serves as the primary source of energy for living organisms. It's a fundamental molecule in biology, often referred to as "dextrose" or "grape sugar." Glucose has the molecular formula C6H12O6 and is vital to the functioning of cells, especially those in the brain and nervous system.

In the body, glucose is derived from the digestion of carbohydrates in food, and it's transported around the body via the bloodstream to cells where it can be used for energy. Cells convert glucose into a usable form through a process called cellular respiration, which involves a series of metabolic reactions that generate adenosine triphosphate (ATP)—the main currency of energy in cells.

Glucose is also stored in the liver and muscles as glycogen, a polysaccharide (multiple sugar) that can be broken down back into glucose when needed for energy between meals or during physical activity. Maintaining appropriate blood glucose levels is crucial for overall health, and imbalances can lead to conditions such as diabetes mellitus.

Gene expression regulation in bacteria refers to the complex cellular processes that control the production of proteins from specific genes. This regulation allows bacteria to adapt to changing environmental conditions and ensure the appropriate amount of protein is produced at the right time.

Bacteria have a variety of mechanisms for regulating gene expression, including:

1. Operon structure: Many bacterial genes are organized into operons, which are clusters of genes that are transcribed together as a single mRNA molecule. The expression of these genes can be coordinately regulated by controlling the transcription of the entire operon.
2. Promoter regulation: Transcription is initiated at promoter regions upstream of the gene or operon. Bacteria have regulatory proteins called sigma factors that bind to the promoter and recruit RNA polymerase, the enzyme responsible for transcribing DNA into RNA. The binding of sigma factors can be influenced by environmental signals, allowing for regulation of transcription.
3. Attenuation: Some operons have regulatory regions called attenuators that control transcription termination. These regions contain hairpin structures that can form in the mRNA and cause transcription to stop prematurely. The formation of these hairpins is influenced by the concentration of specific metabolites, allowing for regulation of gene expression based on the availability of those metabolites.
4. Riboswitches: Some bacterial mRNAs contain regulatory elements called riboswitches that bind small molecules directly. When a small molecule binds to the riboswitch, it changes conformation and affects transcription or translation of the associated gene.
5. CRISPR-Cas systems: Bacteria use CRISPR-Cas systems for adaptive immunity against viruses and plasmids. These systems incorporate short sequences from foreign DNA into their own genome, which can then be used to recognize and cleave similar sequences in invading genetic elements.

Overall, gene expression regulation in bacteria is a complex process that allows them to respond quickly and efficiently to changing environmental conditions. Understanding these regulatory mechanisms can provide insights into bacterial physiology and help inform strategies for controlling bacterial growth and behavior.

GTP-binding protein (G protein) alpha subunits are a family of proteins that play a crucial role in cell signaling pathways, particularly those involved in the transmission of signals across the plasma membrane in response to hormones, neurotransmitters, and other extracellular signals. These proteins bind to guanosine triphosphate (GTP) and undergo conformational changes upon activation, which enables them to interact with downstream effectors and modulate various cellular responses.

There are several classes of G protein alpha subunits, including Gs, Gi/o, Gq/11, and G12/13, each of which activates distinct signaling cascades upon activation. For instance, Gs alpha subunits activate adenylyl cyclase, leading to increased levels of cAMP and the activation of protein kinase A (PKA), while Gi/o alpha subunits inhibit adenylyl cyclase and reduce cAMP levels. Gq/11 alpha subunits activate phospholipase C-beta (PLC-β), which leads to the production of inositol trisphosphate (IP3) and diacylglycerol (DAG), while G12/13 alpha subunits modulate cytoskeletal rearrangements through activation of Rho GTPases.

Mutations in G protein alpha subunits have been implicated in various human diseases, including cancer, neurological disorders, and cardiovascular disease. Therefore, understanding the structure, function, and regulation of these proteins is essential for developing novel therapeutic strategies to target these conditions.

Mycelium is not a specifically medical term, but it is a biological term used in fungi and other organisms. Medically, it might be relevant in certain contexts such as discussing fungal infections. Here's the general definition:

Mycelium (my-SEE-lee-um) is the vegetative part of a fungus, consisting of a mass of branching, thread-like hyphae. It is the underground portion of the fungus that supports the growth of the organism and is often responsible for the decomposition of organic material. Mycelium can be found in various environments, including soil, water, and dead or living organisms.

Developmental gene expression regulation refers to the processes that control the activation or repression of specific genes during embryonic and fetal development. These regulatory mechanisms ensure that genes are expressed at the right time, in the right cells, and at appropriate levels to guide proper growth, differentiation, and morphogenesis of an organism.

Developmental gene expression regulation is a complex and dynamic process involving various molecular players, such as transcription factors, chromatin modifiers, non-coding RNAs, and signaling molecules. These regulators can interact with cis-regulatory elements, like enhancers and promoters, to fine-tune the spatiotemporal patterns of gene expression during development.

Dysregulation of developmental gene expression can lead to various congenital disorders and developmental abnormalities. Therefore, understanding the principles and mechanisms governing developmental gene expression regulation is crucial for uncovering the etiology of developmental diseases and devising potential therapeutic strategies.

I believe there may be some confusion in your question. "Fires" is not a medical term that I am aware of. In a general context, a fire refers to the rapid oxidation of a material in the chemical process of combustion, releasing heat, light, and various reaction products. If you are asking about a specific medical term or condition, could you please provide more context or clarify your question? I'm here to help!

'Aspergillus nidulans' is a species of filamentous fungi that belongs to the genus Aspergillus. It is commonly found in soil, decaying vegetation, and indoor environments such as air conditioning systems and damp buildings. This fungus can produce spores that become airborne and can be inhaled, which can cause respiratory infections in individuals with weakened immune systems.

'Aspergillus nidulans' is also a widely used model organism in scientific research, particularly in the fields of genetics, molecular biology, and cell biology. Its genetic tractability, short life cycle, and ability to grow at a wide range of temperatures make it an ideal system for studying fundamental biological processes such as DNA repair, cell division, and metabolism. Additionally, this fungus is known to produce a variety of secondary metabolites, including pigments, antibiotics, and mycotoxins, which have potential applications in medicine and industry.

"Gene knockout techniques" refer to a group of biomedical research methods used in genetics and molecular biology to study the function of specific genes in an organism. These techniques involve introducing a deliberate, controlled genetic modification that results in the inactivation or "knockout" of a particular gene. This is typically achieved through various methods such as homologous recombination, where a modified version of the gene with inserted mutations is introduced into the organism's genome, replacing the original functional gene. The resulting organism, known as a "knockout mouse" or other model organisms, lacks the function of the targeted gene and can be used to study its role in biological processes, disease development, and potential therapeutic interventions.

Poaceae is not a medical term but a taxonomic category, specifically the family name for grasses. In a broader sense, you might be asking for a medical context where knowledge of this plant family could be relevant. For instance, certain members of the Poaceae family can cause allergies or negative reactions in some people.

In a medical definition, Poaceae would be defined as:

The family of monocotyledonous plants that includes grasses, bamboo, and sedges. These plants are characterized by narrow leaves with parallel veins, jointed stems (called "nodes" and "internodes"), and flowers arranged in spikelets. Some members of this family are important food sources for humans and animals, such as rice, wheat, corn, barley, oats, and sorghum. Other members can cause negative reactions, like skin irritation or allergies, due to their silica-based defense structures called phytoliths.

... can also be done by hypogeal germination (or hypogeous germination), where the epicotyl elongates and forms the ... Epigeal germination (or epigeous germination) is a botanical term indicating that the germination takes place above the ground ... Another germination event during the life cycle of gymnosperms and flowering plants is the germination of a pollen grain after ... Lily seed germination types Oldest viable seed Pot farm Pyrophyte, for germination after fire Seed tray Seedling Sprouting ...
... above-ground germination). Hypogeal germination implies that the cotyledons stay below the ground. The epicotyl (part of the ... see Lily seed germination types Araucaria: species in the section Araucaria show hypogeal germination, whereas species in the ... Hypogeal germination (from Ancient Greek ὑπόγειος [hupógeios] 'below ground', from ὑπό [hupó] 'below' and γῆ [gê] 'earth, ... Plants that show hypogeal germination need relatively little in the way of external nutrients to grow, therefore they are more ...
... underground germination). , Epi: Above + Geo: Earth , + Germination Epigeal germination implies that the cotyledons are pushed ... see Lily seed germination types Araucaria: species in the section Eutacta show epigeal germination, whereas species in the ... The fast germination enables the plant to develop before the next flooding takes place. After the faster first phase, the plant ... Epigeal germination (Ancient Greek ἐπίγαιος [epígaios] 'above ground', from ἐπί [epí] 'on' and γῆ [gê] 'earth, ground') is a ...
Lilies seed germination is classified as either epigeal or hypogeal. These classifications may be further refined as immediate ... For hypogeal lilies, the first stage of germination takes place entirely underground, where the bulb is created. Hypogeals ...
The Bacillus Spore Morphogenesis and Germination Holin (BSH) Family (TC# 1.E.23) is a family of proteins named after a holin in ... Portal: Biology As of this edit, this article uses content from "1.E.23 The Bacillus Spore Morphogenesis and Germination Holin ... "1.E.23 The Bacillus Spore Morphogenesis and Germination Holin (BSH) Family". Transporter Classification Database. Retrieved ... "A gene encoding a holin-like protein involved in spore morphogenesis and spore germination in Bacillus subtilis". Journal of ...
Germination is also known as sprouting; it is also considered the first sign of life shown by a seed. The process of ... Germination is a process by which the seed develops into a seedling. The vital conditions necessary for this process are water ... 1858). "Germination". Household Words. 17 (418): 340-343. OCLC 1752326. ProQuest 7889762. Rowe, Jervis E. (2011). Crop ...
Halsall, Mark (29 October 2020). "How Isobel Parkin is Breaking New Ground". Germination. Retrieved 10 November 2020. " ...
Annuals Annuals; preparing a garden; germination; landscaping. Building a Backyard Greenhouse Greenhouse gardening; windbreak ...
Germination refers to the process in which an organism grows from a spore. Here, the conidia present within the body begins to ... Development of the fungus via spores is initiated through germination; this marks the beginning of fungal development. Spores ... "Germination". Biology Dictionary. 2018-02-11. Retrieved 2020-05-29. "Definition of Incubation period". MedicineNet. Retrieved ...
... a major hormone in the germination process. Another factor that promotes germination is HFR1 which accumulates in light in some ... Li R, Jia Y, Yu L, Yang W, Chen Z, Chen H, Hu X (February 2018). "Nitric oxide promotes light-initiated seed germination by ... Shu K, Meng YJ, Shuai HW, Liu WG, Du JB, Liu J, Yang WY (November 2015). "Dormancy and germination: How does the crop seed ... Once germination starts, the stored nutrients that have accumulated during maturation start to be digested which then supports ...
... germination behavior; and spore shape. Detailed analysis and comparison of fresh specimens revealed that what had been ...
cotyledon The primary leaf or leaves of a plant embryo which upon germination develops into the seed-leaf or the first set of ... germination 1. of seeds, describing the complex sequence of physiological and structural changes that occur from resting to ... Unlike the coleoptile, the coleorhiza is associated with the root and does not emerge from the soil during germination. ... True synaptospermy is when the diaspore generally remains entire until germination, as commonly happens in species of Grielum. ...
Moir, A.; Corfe, B. M.; Behravan, J. (March 2002). "Spore germination". Cellular and Molecular Life Sciences. 59 (3): 403-409. ...
Germination is hypogeal. Burial of seeds by squirrels seems to be important, but it is not necessary for the successful ...
Germination is hypogeal. Sometimes nearly 80 percent of the seed crop germinates. As a result, thickets and clumps of water ... Seedling development- After seedfall in the autumn, the seeds lie dormant until germination in late April through early June. ...
Germination indicated pregnancy. The type of grain that sprouted was taken as an indicator of the fetus's sex. Hippocrates ...
However, germination rates drop considerably at very cold seedbed temperatures. There are five subspecies of B. elongata: ... integrifolia seed germination". Journal of Range Management. 56 (6): 623-626. doi:10.2307/4003937. hdl:10150/643486. JSTOR ...
Germination is hypogeal. Alfaroa includes the following species (This list may be incomplete): A. columbiana, G. Lozano-C., J. ...
Wilde and Eames, 1952 Leaves broad; cones more than 12 cm (4.7 in) diameter; seed germination hypogeal. Syn. sect. Columbea; ... 1847 Leaves narrow, awl-like; cones less than 12 cm (4.7 in) diameter; seed germination epigeal Araucaria bernieri - New ... Produces recalcitrant seeds with hypogeal (cryptocotylar) germination, though extinct species may have exhibited epigeal ... germination. Araucaria bidwillii - bunya-bunya; Eastern Australia Section Intermedia. White, 1947 Contains only one living ...
Germination is unreliable. However, abundant new seedlings may unexpectedly form. Seedlings are unlikely to survive at lower ...
Germination is hypogeal. Mockernut seedlings are not fast-growing. The height growth of mockernut seedlings observed in the ... Hickory shuckworm (Laspeyresia caryana) is probably a major factor in reducing germination. Mockernut hickory produces one of ... Hickory species normally require a moderately moist seedbed for satisfactory seed germination, and mockernut hickory seems to ...
Germination is hypogeal; the first two aerial leaves are simple and opposite. "Flora Costaricensis" Fieldiana: Botany 40 40-42 ...
ISBN 978-0-88192-935-5. Birraux, D.; Fries, N. (November 1981). "Germination of basidiospores". Canadian Journal of Botany. 59 ...
Germination is erratic. However, roots and shoots can appear within six weeks. Cuttings strike well. Syzygium papyraceum - bark ...
Germination is epigeal. Very few seedlings have been observed in the field and most of those seen apparently do not live past ... In a greenhouse heated at 13 °C to 16 °C (55 °F to 60 °F), similar germination percentages were obtained but up to 24 days were ... Seed germination in petri dishes in sunlight is high: 70 to 80 percent within 10 days. ...
The seedlings show embryo dormancy and germinate the following spring after fall ripening; germination is hypogeal. Swamp ...
Germination indicated pregnancy. The type of grain that sprouted was taken as an indicator of the fetus's sex. Birth control - ...
Germination is hypogeal. This means that the cotyledons remain within the seed coat, acting as a food store for early growth ... Given the 6 to 7 year maturity time and relatively poor success rates for dispersal and germination, it often requires 7 to 10 ...
Germination is hypogeal. In the past, cherrybark oak was classified as a variety (Q. falcata var. pagodafolia) of southern red ...
Germination is hypogeal. The leaves are pinnately compound, and are distinguishable from other species by their heavy ...
Germination can also be done by hypogeal germination (or hypogeous germination), where the epicotyl elongates and forms the ... Epigeal germination (or epigeous germination) is a botanical term indicating that the germination takes place above the ground ... Another germination event during the life cycle of gymnosperms and flowering plants is the germination of a pollen grain after ... Lily seed germination types Oldest viable seed Pot farm Pyrophyte, for germination after fire Seed tray Seedling Sprouting ...
... decrease in germination rate if storage is delayed. The delay would also reduce germination further by 25% after 6 months of ... However, germination was influenced by moisture content and storage time.. Thus, those planning to venture into Jatropha ... Store Jatropha seeds right to maintain high germination. May 11, 2009. ... Based on experiments, they reported that storage temperature did not affect the germination of Jatropha seeds. ...
Tag: Germination Test. Seed Lab FYI: Days Required for Germ Tests. Posted on April 20, 2021. ... A prechill is required for all 2020 crop year samples, which will add at least 5 days to the germination test. ...
Efficient seed germination is an important factor for agricultural sciences and successful establishment of germinated seedling ... In the growth cycle of plants, seed germination and seedling establishment are the two critical phases where survivability of ... Under optimal and adverse environmental conditions, the primed seeds of diversified species lead to an enhanced germination ... will be considered to improve the rate and uniformity of germination and seedling establishment. ...
Germination was created by Vasile Dobrian in Abstract Expressionism style. Find more prominent pieces of abstract at Wikiart. ...
Data from: Germination patterns in three terrestrial orchids relate to abundance of mycorrhizal fungi. McCormick, Melissa K., ... 4. We found that target fungi were more likely to be detected using soil DNA assays than by seed germination. Based on soil DNA ... McCormick, Melissa K.; Taylor, Donald Lee; Whigham, Dennis F.; Burnett, Robert K. (2017). Data from: Germination patterns in ... fungi were more widespread than suggested by seed germination, which most often reflected the presence of abundant mycorrhizal ...
Preventing Annual Weed Germination by Using Pre-emerge Herbicides. Filed Under: Forages ... Most pre-emerge herbicides will not prevent the germination of the seed but instead help control it, so it does not sprout (no ... F or above for at least 36 to 72 hours which ideally is two weeks before seed germination might start. The ideal window to ... ...
A germination test will give you a germination rate which is the percentage of seeds that germinate and show a future of strong ... Performing A Seed Germination Test At Home. 1. Count out at least 10 seeds. Ten will give you an estimate of germination rate ... Hows your germination this spring? Im hearing rumors of a slow start to Spring germination here in the Pacific Northwest. ... So, Im doing what I periodically do: germination tests!. A germination test is a way to measure what percentage of your seeds ...
The Effectiveness of Pyrimethanil to Inhibit Germination of Penicillium digitatum and to Control Citrus Green Mold after ...
Germination temperature: 22-28°C: Tomatillo Purple (Physalis ixocarpa) Organic seeds - Lions tail (Leonotis leonurus) seeds ...
The germination and growing information in this chart comes from the seed packets of the varieties of vegetables that I grow ... Home » How Tos & General Information » Germination & Growing Information for Vegetables. Germination & Growing Information for ... Days to germination. Weeks. to grow. seedling to. transplanting size. When to transplant. Days to maturity from transplanting ( ... The germination and growing information in this chart comes from the seed packets of the varieties of vegetables that I grow ...
Environmental Influences on Germination of Utricles and Seedling Establishment of Immigrant Forage Kochia. Title. ... Environmental Influences on Germination of Utricles and Seedling Establishment of Immigrant Forage Kochia. ... Environmental Influences on Germination of Utricles and Seedling Establishment of Immigrant Forage Kochia ...
I get good germination this way in less space. My original idea was to try to germinate some very old seeds. Any germination of ... Are the seed sown on media immediately after germination? Would you say you get better yields from water germination than just ... Are the seed sown on media immediately after germination? Would you say you get better yields from water germination than just ... I wrote that up a few months ago as CP Water Germination Experiment Phase 1. I also had some temperate species of CP. I put ...
Myers JH, Gunthorpe L, Allinson G, Duda S. Effects of antifouling biocides to the germination and growth of the marine ... Myers, J. H., Gunthorpe, L., Allinson, G., & Duda, S. (2006). Effects of antifouling biocides to the germination and growth of ... Myers, JH, Gunthorpe, L, Allinson, G & Duda, S 2006, Effects of antifouling biocides to the germination and growth of the ... Effects of antifouling biocides to the germination and growth of the marine macroalga, Hormosira banksii (Turner) Desicaine. In ...
This was because these conditions enhanced germination from the seed bank as well as increasing germination from dispersed ... However, ... read more the interactions between WLF, dispersal and subsequent germination as drivers of such changes are still ... We used quantile regressions to test the effects of WLF on the window of opportunity for germination from sown seeds and other ... 4. Other known (i.e., light conditions) and unknown factors played a role as we found low and variable germination, even under ...
1. Seed germination strategies vary dramatically among species but relatively little is known about how germination traits ... 3. Across all species, three germination strategies emerged. The majority of species postponed germination until after a period ... Interestingly, seeds of an additional 13 species "staggered" germination over time. Germination strategies were generally ... vegetative traits showed no significant correlations with germination strategy. The results indicate that germination traits ...
... Author: Tielboerger, Katja; ... Bet-hedging germination in annual plants: a sound empirical test of the theoretical foundations. DSpace Repository. Login ...
20% reduction in germination in cooler conditions. 20 to 35% reduction in germination in cooler conditions. ,35% reduction in ... Cold Germination Tests. To determine the ability for hybrids to be planted into cooler soils, cold germination tests were ... Germination values at cooler conditions were subtracted from germination in standard conditions to determine the percent ... Table 2. Percent reduction in germination associated with cooler conditions. Values were the difference of germination at 60 F ...
Furthermore, in one species (Microlaena stipoides) germination after acid treatment improved by 25%, the result of removing ... Optimising seed processing techniques to improve germination and sowability of native grasses for ecological restoration ... Acid-digestion improves native grass seed handling and germination. Seed Science and Technology. 43: pp. 313-317. ... germination inhibiting mechanisms. The technique developed is readily scale-able making it an ideal seed treatment to assist in ...
Anyone have issues with their zkittles? I dropped 5 raspberry cough and had 100% germination. I drop… ...
Test your knowledge on germination, mammals, and diversity. Explore Activity Download Word Search (PDF) ... Test your knowledge about fungi, seed germination, and research design with this word search. Explore Activity Download Word ... Moon Trees LIVE 2 - Episode 3 - Germination: To Sprout or Not To Sprout. VideoHigh SchoolMiddle SchoolUpper Elementary. .... ... InsectsWildlifeEcosystemEmerald Ash BorerGarlic MustardGerminationHabitatInvasive SpeciesNativepHSoilStudent ResearchStudent ...
This project will evaluate commercially available seed treatments and respective label rates in brown and yellow flax for Manitoba farmers. Two flax varieties (one yellow, one brown) will be evaluated in this study. Read More ...
If you notice germination has happened remove it.. Late June, around the summer solstice, is the latest that we can sow ... So, I know that parsnips have a lower germination rate, like carrots, but I have tried 4 years in a row and I get a pitiful ... I have started to cover all my sown seeds to maintain moisture until I see a sign of germination in this way. The carrots did ... I believe that the worm castings may have been the key to the high rate of success in germination. Maybe try giving the seeds a ...
One criterion to successfully growing cilantro is to get the ideal germination temperature. ... Growing cilantro especially from seeds may be a bit tricky as you must get the right set up to create good germination ... Cilantro Seed Germination. Next is to obtain your cilantro seeds for germination. Cilantro is a cool-season crop but will ... Cilantro Germination Temperature. The best temperature for cilantro germination is 70 degrees Fahrenheit. You can also do a ...
Germination lab samples for 5 years germinated in house germ rate. ...
... offering tips and techniques to enhance the germination and growth process. With our commitment to guaranteed germination and ... We understand the importance of reliable and successful germination when it comes to cultivating cannabis. Thats why we go the ... maximizing their potential for successful germination. Additionally, our team is always available to provide guidance and ... Buy Weed Seeds takes pride in offering guaranteed germination and growth for our customers. ...
2014 beer bottle brew brewing Chilli Chutney Cooking Cucamelon Emails Exchange Exotic Food Friends Gardening Germination ...
Seed germination2018-07-052018-07-05 Public ...
The process by which seed grows into a seedling is called germination of a seed. ...
  • In the growth cycle of plants, seed germination and seedling establishment are the two critical phases where survivability of the seedlings in natural habitats is a matter of question until the onset of photosynthesis by the established seedling. (
  • Under optimal and adverse environmental conditions, the primed seeds of diversified species lead to an enhanced germination performance with increased vigor index has been reported by various scientists which indicates a good establishment of seedlings in the field and thereafter enhance the performance of crops as a whole. (
  • clarification needed] Disturbance of soil can result in vigorous plant growth by exposing seeds already in the soil to changes in environmental factors where germination may have previously been inhibited by depth of the seeds or soil that was too compact. (
  • Based on experiments, they reported that storage temperature did not affect the germination of Jatropha seeds. (
  • Thus, those planning to venture into Jatropha production should take note- proper storage of good quality Jatropha seeds result to better germination ideal for planting. (
  • De Guzman and Aquino recommended that Jatropha seeds should be dried to 4-5% moisture content and sealed in moisture-proof containers, to ensure little reduction in percent germination. (
  • The researchers reported in their experiment that under normal room conditions, seeds packed inside net bags or sacks would lead to a 20% decrease in germination rate if storage is delayed. (
  • With these aspects of seed physiology kept in mind the present chapter will be designed in such a way where, a gap filling, inter linking, eco- and farmers\' friendly technology i.e., 'seed priming' (a pre-sowing partial hydration of seeds) will be considered to improve the rate and uniformity of germination and seedling establishment. (
  • A germination test is a way to measure what percentage of your seeds are still viable and show strong vigor. (
  • A germination test will give you a germination rate which is the percentage of seeds that germinate and show a future of strong growth. (
  • 100 seeds will give you a very reliable germination rate, but seriously who wants to use up that many seeds? (
  • If 8 out of 10 seeds have popped a tail, you have an 80% germination rate, which is pretty good for most vegetables. (
  • 9. Check the Minimum Germination Rates Chart below to see what kind of germination rate the US Government considers the bare minimum for legal seed, and what Johnny's Select Seeds considers their in-house minimum to sell. (
  • Days To Germination: How Long Do I Let The Seeds Sit? (
  • So, I know that parsnips have a lower germination rate, like carrots, but I have tried 4 years in a row and I get a pitiful germination rate - even from new seeds (WCS gladiator). (
  • I have started to cover all my sown seeds to maintain moisture until I see a sign of germination in this way. (
  • Growing cilantro especially from seeds may be a bit tricky as you must get the right set up to create good germination conditions. (
  • Next is to obtain your cilantro seeds for germination. (
  • Buy Weed Seeds takes pride in offering guaranteed germination and growth for our customers. (
  • Through careful sourcing and handling, our seeds are stored and delivered in optimal conditions, maximizing their potential for successful germination. (
  • Protein content of these 72 hours germinated pre-treated seeds decreased very slightly and finally remained at high level of 22.02 and 23.13 g/100 g for cowpea and red bean, while reducing sugar levels increased significantly throughout germination to a maximum of 8.19 and 8.13 mg/100 g. (
  • While this may be an effective strategy, planting into cooler soils could result in delayed germination and emergence, as well as reduced early season vigor, lower early season root development and delayed maturity. (
  • Efficient seed germination is an important factor for agricultural sciences and successful establishment of germinated seedling requires a rapid and uniform emergence and root growth. (
  • The cilantro plant will require more watering during its seedling germination and establishment. (
  • 2. We compared the distribution and abundance of target mycorrhizal fungi detected in the soil using DNA-based molecular techniques and germination in seed packets of Goodyera pubescens, Liparis liliifolia, and Tipularia discolor. (
  • 4. We found that target fungi were more likely to be detected using soil DNA assays than by seed germination. (
  • Based on soil DNA, fungi were more widespread than suggested by seed germination, which most often reflected the presence of abundant mycorrhizal fungi in the soil. (
  • Test your knowledge about fungi, seed germination, and research design with this word search. (
  • One criterion to successfully growing cilantro is to get the ideal germination temperature. (
  • Simply follow our guide to learn the right germination temperature for cilantro and other tips to successfully grow this amazing herb. (
  • The best temperature for cilantro germination is 70 degrees Fahrenheit. (
  • For best results, these herbicides should be applied when soil temperatures are 50 °F or above for at least 36 to 72 hours which ideally is two weeks before seed germination might start. (
  • Soil must be kept moist the entire time through the germination period (around 10-15 days for parsnips). (
  • Germination indices (GI) calculated from radish seedlings were used to measure phytotoxicity of soil amended with 0.3125 to 2.5% biomass by dry weight. (
  • I initially tried to just stick it in a test tube to germinate with the tropical and subtropical species, but after waiting for a few months, I tried the cold wet germination with the Sarracenia and temperate Drosera. (
  • This study successfully developed an effective acid-digestion technique to delicately remove caryopses of four Australian native grass species from surrounding structures without reducing germination performance. (
  • Furthermore, in one species (Microlaena stipoides) germination after acid treatment improved by 25%, the result of removing germination inhibiting mechanisms. (
  • Recent advances in our understanding of C. difficile spore germination mechanisms indicate that this process is both complex and unique. (
  • While recent advances describing C. difficile germination mechanisms have been made on several fronts, major gaps in our understanding of C. difficile germination signaling remain. (
  • 6. Check out the Days To Germination Chart below in this post to get an idea of how many days the type of seed you are testing should take to germinate and begin to sprout. (
  • difficile germination is unique, as C. difficile does not contain any orthologs of the traditional GerA-type germinant receptor complexes and is the only known sporeformer to require bile salts in order to germinate. (
  • Germination values at cooler conditions were subtracted from germination in standard conditions to determine the percent reduction in germination (Table 2). (
  • Percent reduction in germination associated with cooler conditions. (
  • However, germination was influenced by moisture content and storage time. (
  • The germination and growing information in this chart comes from the seed packets of the varieties of vegetables that I grow each year in our zone 4 garden. (
  • Additionally, our team is always available to provide guidance and support to our customers, offering tips and techniques to enhance the germination and growth process. (
  • With our commitment to guaranteed germination and growth, you can have the confidence and peace of mind knowing that your cannabis cultivation journey will start off on the right foot. (
  • Several hybrids are currently available that will only experience minor reductions in germination/emergence when planted into soils with temperatures below the optimum 58 F. It should be noted that these reductions could still be up to 20 percent. (
  • Seed germination depends on both internal and external conditions. (
  • In a small number of plants, such as rice, anaerobic germination can occur in waterlogged conditions. (
  • Under these conditions, upon germination, they may release their toxin. (
  • If 4 out of 10 sprout, you have a 40% germination rate and the seed is probably useless. (
  • I believe that the worm castings may have been the key to the high rate of success in germination. (
  • Germination is the process by which an organism grows from a seed or spore. (
  • Important, was the presence of numerous D. congolensis zoospores, which were undergoing the process of germination. (
  • Drosera hartmeyerorum 2nd batch 10 days until germination. (
  • Counts were conducted at 10 days following placement into the germination chambers. (
  • Various plants require different variables for successful seed germination. (
  • We understand the importance of reliable and successful germination when it comes to cultivating cannabis. (
  • Compare these rates to your own, DIY Germination Test results. (
  • Test your knowledge on germination, mammals, and diversity. (
  • So, I'm doing what I periodically do: germination tests! (
  • To determine the ability for hybrids to be planted into cooler soils, cold germination tests were conducted. (
  • Results from tests with four biological systems (milk fermentation, carrot juice spoilage, sunflower seed germination, and moss respiration) are shown. (
  • This review provides an updated, in-depth summary of advances in understanding of C. difficile germination and potential avenues for the development of therapeutics , and discusses the major discrepancies between current models of germination and areas of ongoing investigation. (
  • Water is required for germination. (
  • I wrote that up a few months ago as CP Water Germination Experiment Phase 1 . (
  • Updates to Clostridium difficile Spore Germination. (
  • Cissé M., Doué G. G., Yao W. K., Zoué T. L. . Kinetics Approach on the Evolution of the Nutritive Properties, Antinutritonal Factors and Free Radical Scavenging Capacity of DPPH during Germination of Two Local Legume Varieties (Phaseolus vulgaris and Vigna unguiculata). (
  • Germination of Clostridium difficile spores is a crucial early requirement for colonization of the gastrointestinal tract . (
  • and policymakers to present and exchange ideas in a relatively small and informal setting that is conducive to the germination of ideas and collaborative activities. (
  • The delay would also reduce germination further by 25% after 6 months of storage. (