A large family of transmembrane proteins found in TIGHT JUNCTIONS. They take part in the formation of paracellular barriers and pores that regulate paracellular permeability.
A ubiquitously-expressed claudin subtype that acts as a general barrier-forming protein in TIGHT JUNCTIONS. Elevated expression of claudin-3 is found in a variety of tumor cell types, suggesting its role as a therapeutic target for specific ANTINEOPLASTIC AGENTS.
An integral membrane protein that is localized to TIGHT JUNCTIONS, where it plays a role in controlling the paracellular permeability of polarized cells. Mutations in the gene for claudin-1 are associated with Neonatal Ichthyosis-Sclerosing Cholangitis (NISCH) Syndrome.
A claudin subtype that takes part in maintaining the barrier-forming property of TIGHT JUNCTIONS. Claudin-4 is found associated with CLAUDIN-8 in the KIDNEY COLLECTING DUCT where it may play a role in paracellular chloride ion reabsorption.
Cell-cell junctions that seal adjacent epithelial cells together, preventing the passage of most dissolved molecules from one side of the epithelial sheet to the other. (Alberts et al., Molecular Biology of the Cell, 2nd ed, p22)
A claudin subtype that is found localized to TIGHT JUNCTIONS in VASCULAR ENDOTHELIAL CELLS. The protein was initially identified as one of several proteins which are deleted in VELOCARDIOFACIAL SYNDROME and may play an important role in maintaining the integrity of the BLOOD-BRAIN BARRIER.
Proteins which are found in membranes including cellular and intracellular membranes. They consist of two types, peripheral and integral proteins. They include most membrane-associated enzymes, antigenic proteins, transport proteins, and drug, hormone, and lectin receptors.
A MARVEL domain protein that plays an important role in the formation and regulation of the TIGHT JUNCTION paracellular permeability barrier.
A 195-kDa zonula occludens protein that is distinguished by the presence of a ZU5 domain at the C-terminal of the molecule.
A zonula occludens protein subtype found in epithelial cell junctions. Several isoforms of zonula occludens-2 protein exist due to use of alternative promoter regions and alternative mRNA splicings.
A claudin subtype that is associated with the formation of cation-selective channels and increased epithelial permeability. It is localized to the TIGHT JUNCTIONS of the PROXIMAL KIDNEY TUBULE and INTESTINAL EPITHELIUM.
A specialized barrier, in the TESTIS, between the interstitial BLOOD compartment and the adluminal compartment of the SEMINIFEROUS TUBULES. The barrier is formed by layers of cells from the VASCULAR ENDOTHELIUM of the capillary BLOOD VESSELS, to the SEMINIFEROUS EPITHELIUM of the seminiferous tubules. TIGHT JUNCTIONS form between adjacent SERTOLI CELLS, as well as between the ENDOTHELIAL CELLS.
Property of membranes and other structures to permit passage of light, heat, gases, liquids, metabolites, and mineral ions.
The resistance to the flow of either alternating or direct electrical current.
The technique of placing cells or tissue in a supporting medium so that thin sections can be cut using a microtome. The medium can be paraffin wax (PARAFFIN EMBEDDING) or plastics (PLASTIC EMBEDDING) such as epoxy resins.
A genus of pufferfish commonly used for research.
Cells that line the inner and outer surfaces of the body by forming cellular layers (EPITHELIUM) or masses. Epithelial cells lining the SKIN; the MOUTH; the NOSE; and the ANAL CANAL derive from ectoderm; those lining the RESPIRATORY SYSTEM and the DIGESTIVE SYSTEM derive from endoderm; others (CARDIOVASCULAR SYSTEM and LYMPHATIC SYSTEM) derive from mesoderm. Epithelial cells can be classified mainly by cell shape and function into squamous, glandular and transitional epithelial cells.
Excretion of abnormally high level of CALCIUM in the URINE, greater than 4 mg/kg/day.
An inherited renal disorder characterized by defective NaCl reabsorption in the convoluted DISTAL KIDNEY TUBULE leading to HYPOKALEMIA. In contrast with BARTTER SYNDROME, Gitelman syndrome includes hypomagnesemia and normocalcemic hypocalciuria, and is caused by mutations in the thiazide-sensitive SODIUM-POTASSIUM-CHLORIDE SYMPORTERS.
A condition characterized by calcification of the renal tissue itself. It is usually seen in distal RENAL TUBULAR ACIDOSIS with calcium deposition in the DISTAL KIDNEY TUBULES and the surrounding interstitium. Nephrocalcinosis causes RENAL INSUFFICIENCY.
A quality of cell membranes which permits the passage of solvents and solutes into and out of cells.
Human colonic ADENOCARCINOMA cells that are able to express differentiation features characteristic of mature intestinal cells, such as ENTEROCYTES. These cells are valuable in vitro tools for studies related to intestinal cell function and differentiation.
The U-shaped portion of the renal tubule in the KIDNEY MEDULLA, consisting of a descending limb and an ascending limb. It is situated between the PROXIMAL KIDNEY TUBULE and the DISTAL KIDNEY TUBULE.
Preparation for electron microscopy of minute replicas of exposed surfaces of the cell which have been ruptured in the frozen state. The specimen is frozen, then cleaved under high vacuum at the same temperature. The exposed surface is shadowed with carbon and platinum and coated with carbon to obtain a carbon replica.
Cells of epithelial origin possessing specialized sensory functions. They include cells that are found in the TASTE BUDS; OLFACTORY MUCOSA; COCHLEA; and NEUROEPITHELIAL BODIES.
One or more layers of EPITHELIAL CELLS, supported by the basal lamina, which covers the inner or outer surfaces of the body.
Paired respiratory organs of fishes and some amphibians that are analogous to lungs. They are richly supplied with blood vessels by which oxygen and carbon dioxide are exchanged directly with the environment.
The domestic dog, Canis familiaris, comprising about 400 breeds, of the carnivore family CANIDAE. They are worldwide in distribution and live in association with people. (Walker's Mammals of the World, 5th ed, p1065)
Anchoring points where the CYTOSKELETON of neighboring cells are connected to each other. They are composed of specialized areas of the plasma membrane where bundles of the ACTIN CYTOSKELETON attach to the membrane through the transmembrane linkers, CADHERINS, which in turn attach through their extracellular domains to cadherins in the neighboring cell membranes. In sheets of cells, they form into adhesion belts (zonula adherens) that go all the way around a cell.
Supporting cells projecting inward from the basement membrane of SEMINIFEROUS TUBULES. They surround and nourish the developing male germ cells and secrete ANDROGEN-BINDING PROTEIN and hormones such as ANTI-MULLERIAN HORMONE. The tight junctions of Sertoli cells with the SPERMATOGONIA and SPERMATOCYTES provide a BLOOD-TESTIS BARRIER.
A usually benign glandular tumor composed of oxyphil cells, large cells with small irregular nuclei and dense acidophilic granules due to the presence of abundant MITOCHONDRIA. Oxyphil cells, also known as oncocytes, are found in oncocytomas of the kidney, salivary glands, and endocrine glands. In the thyroid gland, oxyphil cells are known as Hurthle cells and Askanazy cells.
Histochemical localization of immunoreactive substances using labeled antibodies as reagents.
Direct contact of a cell with a neighboring cell. Most such junctions are too small to be resolved by light microscopy, but they can be visualized by conventional or freeze-fracture electron microscopy, both of which show that the interacting CELL MEMBRANE and often the underlying CYTOPLASM and the intervening EXTRACELLULAR SPACE are highly specialized in these regions. (From Alberts et al., Molecular Biology of the Cell, 2d ed, p792)
Established cell cultures that have the potential to propagate indefinitely.
Different forms of a protein that may be produced from different GENES, or from the same gene by ALTERNATIVE SPLICING.
The artificial induction of GENE SILENCING by the use of RNA INTERFERENCE to reduce the expression of a specific gene. It includes the use of DOUBLE-STRANDED RNA, such as SMALL INTERFERING RNA and RNA containing HAIRPIN LOOP SEQUENCE, and ANTI-SENSE OLIGONUCLEOTIDES.
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.
Body organ that filters blood for the secretion of URINE and that regulates ion concentrations.
A form of fluorescent antibody technique commonly used to detect serum antibodies and immune complexes in tissues and microorganisms in specimens from patients with infectious diseases. The technique involves formation of an antigen-antibody complex which is labeled with fluorescein-conjugated anti-immunoglobulin antibody. (From Bennington, Saunders Dictionary & Encyclopedia of Laboratory Medicine and Technology, 1984)
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.
The simultaneous analysis of multiple samples of TISSUES or CELLS from BIOPSY or in vitro culture that have been arranged in an array format on slides or microchips.
The most common etiologic agent of GAS GANGRENE. It is differentiable into several distinct types based on the distribution of twelve different toxins.
A variation of the PCR technique in which cDNA is made from RNA via reverse transcription. The resultant cDNA is then amplified using standard PCR protocols.
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 general term for the complete or partial loss of the ability to hear from one or both ears.
RNA sequences that serve as templates for protein synthesis. Bacterial mRNAs are generally primary transcripts in that they do not require post-transcriptional processing. Eukaryotic mRNA is synthesized in the nucleus and must be exported to the cytoplasm for translation. Most eukaryotic mRNAs have a sequence of polyadenylic acid at the 3' end, referred to as the poly(A) tail. The function of this tail is not known for certain, but it may play a role in the export of mature mRNA from the nucleus as well as in helping stabilize some mRNA molecules by retarding their degradation in the cytoplasm.
Lining of the INTESTINES, consisting of an inner EPITHELIUM, a middle LAMINA PROPRIA, and an outer MUSCULARIS MUCOSAE. In the SMALL INTESTINE, the mucosa is characterized by a series of folds and abundance of absorptive cells (ENTEROCYTES) with MICROVILLI.
The part of the inner ear (LABYRINTH) that is concerned with hearing. It forms the anterior part of the labyrinth, as a snail-like structure that is situated almost horizontally anterior to the VESTIBULAR LABYRINTH.
Phenotypic changes of EPITHELIAL CELLS to MESENCHYME type, which increase cell mobility critical in many developmental processes such as NEURAL TUBE development. NEOPLASM METASTASIS and DISEASE PROGRESSION may also induce this transition.
The portion of renal tubule that begins from the enlarged segment of the ascending limb of the LOOP OF HENLE. It reenters the KIDNEY CORTEX and forms the convoluted segments of the distal tubule.
Substances that are toxic to the intestinal tract causing vomiting, diarrhea, etc.; most common enterotoxins are produced by bacteria.
Male germ cells derived from SPERMATOGONIA. The euploid primary spermatocytes undergo MEIOSIS and give rise to the haploid secondary spermatocytes which in turn give rise to SPERMATIDS.
Membrane-limited structures derived from the plasma membrane or various intracellular membranes which function in storage, transport or metabolism.
A malignant neoplasm arising from tenosynovial tissue of the joints and in synovial cells of tendons and bursae. The legs are the most common site, but the tumor can occur in the abdominal wall and other trunk muscles. There are two recognized types: the monophasic (characterized by sheaths of monotonous spindle cells) and the biphasic (characterized by slit-like spaces or clefts within the tumor, lined by cuboidal or tall columnar epithelial cells). These sarcomas occur most commonly in the second and fourth decades of life. (From Dorland, 27th ed; DeVita Jr et al., Cancer: Principles & Practice of Oncology, 3d ed, p1363)
A genetic rearrangement through loss of segments of DNA or RNA, bringing sequences which are normally separated into close proximity. This deletion may be detected using cytogenetic techniques and can also be inferred from the phenotype, indicating a deletion at one specific locus.
Any of the processes by which nuclear, cytoplasmic, or intercellular factors influence the differential control (induction or repression) of gene action at the level of transcription or translation.
Cells propagated in vitro in special media conducive to their growth. Cultured cells are used to study developmental, morphologic, metabolic, physiologic, and genetic processes, among others.
The mucous membrane lining the RESPIRATORY TRACT, including the NASAL CAVITY; the LARYNX; the TRACHEA; and the BRONCHI tree. The respiratory mucosa consists of various types of epithelial cells ranging from ciliated columnar to simple squamous, mucous GOBLET CELLS, and glands containing both mucous and serous cells.
Carcinoma that arises from the PANCREATIC DUCTS. It accounts for the majority of cancers derived from the PANCREAS.
Molecular products metabolized and secreted by neoplastic tissue and characterized biochemically in cells or body fluids. They are indicators of tumor stage and grade as well as useful for monitoring responses to treatment and predicting recurrence. Many chemical groups are represented including hormones, antigens, amino and nucleic acids, enzymes, polyamines, and specific cell membrane proteins and lipids.
The determination of the pattern of genes expressed at the level of GENETIC TRANSCRIPTION, under specific circumstances or in a specific cell.
An EPITHELIUM with MUCUS-secreting cells, such as GOBLET CELLS. It forms the lining of many body cavities, such as the DIGESTIVE TRACT, the RESPIRATORY TRACT, and the reproductive tract. Mucosa, rich in blood and lymph vessels, comprises an inner epithelium, a middle layer (lamina propria) of loose CONNECTIVE TISSUE, and an outer layer (muscularis mucosae) of SMOOTH MUSCLE CELLS that separates the mucosa from submucosa.
Stratified squamous epithelium that covers the outer surface of the CORNEA. It is smooth and contains many free nerve endings.
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 physical or physiological processes by which substances, tissue, cells, etc. take up or take in other substances or energy.
Microscopy of specimens stained with fluorescent dye (usually fluorescein isothiocyanate) or of naturally fluorescent materials, which emit light when exposed to ultraviolet or blue light. Immunofluorescence microscopy utilizes antibodies that are labeled with fluorescent dye.
The sequential location of genes on a chromosome.
Specialized non-fenestrated tightly-joined ENDOTHELIAL CELLS with TIGHT JUNCTIONS that form a transport barrier for certain substances between the cerebral capillaries and the BRAIN tissue.
The outward appearance of the individual. It is the product of interactions between genes, and between the GENOTYPE and the environment.
Small polyhedral outpouchings along the walls of the alveolar sacs, alveolar ducts and terminal bronchioles through the walls of which gas exchange between alveolar air and pulmonary capillary blood takes place.
Proteins obtained from the ZEBRAFISH. Many of the proteins in this species have been the subject of studies involving basic embryological development (EMBRYOLOGY).
Test for tissue antigen using either a direct method, by conjugation of antibody with fluorescent dye (FLUORESCENT ANTIBODY TECHNIQUE, DIRECT) or an indirect method, by formation of antigen-antibody complex which is then labeled with fluorescein-conjugated anti-immunoglobulin antibody (FLUORESCENT ANTIBODY TECHNIQUE, INDIRECT). The tissue is then examined by fluorescence microscopy.
Calcium-dependent cell adhesion proteins. They are important in the formation of ADHERENS JUNCTIONS between cells. Cadherins are classified by their distinct immunological and tissue specificities, either by letters (E- for epithelial, N- for neural, and P- for placental cadherins) or by numbers (cadherin-12 or N-cadherin 2 for brain-cadherin). Cadherins promote cell adhesion via a homophilic mechanism as in the construction of tissues and of the whole animal body.
A carcinoma discovered by Dr. Margaret R. Lewis of the Wistar Institute in 1951. This tumor originated spontaneously as a carcinoma of the lung of a C57BL mouse. The tumor does not appear to be grossly hemorrhagic and the majority of the tumor tissue is a semifirm homogeneous mass. (From Cancer Chemother Rep 2 1972 Nov;(3)1:325) It is also called 3LL and LLC and is used as a transplantable malignancy.
Identification of proteins or peptides that have been electrophoretically separated by blot transferring from the electrophoresis gel to strips of nitrocellulose paper, followed by labeling with antibody probes.
An exotic species of the family CYPRINIDAE, originally from Asia, that has been introduced in North America. They are used in embryological studies and to study the effects of certain chemicals on development.
The process of moving proteins from one cellular compartment (including extracellular) to another by various sorting and transport mechanisms such as gated transport, protein translocation, and vesicular transport.
A light microscopic technique in which only a small spot is illuminated and observed at a time. An image is constructed through point-by-point scanning of the field in this manner. Light sources may be conventional or laser, and fluorescence or transmitted observations are possible.
A cell line derived from cultured tumor cells.
Interruption or suppression of the expression of a gene at transcriptional or translational levels.
Strains of mice in which certain GENES of their GENOMES have been disrupted, or "knocked-out". To produce knockouts, using RECOMBINANT DNA technology, the normal DNA sequence of the gene being studied is altered to prevent synthesis of a normal gene product. Cloned cells in which this DNA alteration is successful are then injected into mouse EMBRYOS to produce chimeric mice. The chimeric mice are then bred to yield a strain in which all the cells of the mouse contain the disrupted gene. Knockout mice are used as EXPERIMENTAL ANIMAL MODELS for diseases (DISEASE MODELS, ANIMAL) and to clarify the functions of the genes.
The process of germ cell development in the male from the primordial germ cells, through SPERMATOGONIA; SPERMATOCYTES; SPERMATIDS; to the mature haploid SPERMATOZOA.
Immunologic method used for detecting or quantifying immunoreactive substances. The substance is identified by first immobilizing it by blotting onto a membrane and then tagging it with labeled antibodies.
The pattern of GENE EXPRESSION at the level of genetic transcription in a specific organism or under specific circumstances in specific cells.
Orientation of intracellular structures especially with respect to the apical and basolateral domains of the plasma membrane. Polarized cells must direct proteins from the Golgi apparatus to the appropriate domain since tight junctions prevent proteins from diffusing between the two domains.
The uptake of naked or purified DNA by CELLS, usually meaning the process as it occurs in eukaryotic cells. It is analogous to bacterial transformation (TRANSFORMATION, BACTERIAL) and both are routinely employed in GENE TRANSFER TECHNIQUES.
A set of genes descended by duplication and variation from some ancestral gene. Such genes may be clustered together on the same chromosome or dispersed on different chromosomes. Examples of multigene families include those that encode the hemoglobins, immunoglobulins, histocompatibility antigens, actins, tubulins, keratins, collagens, heat shock proteins, salivary glue proteins, chorion proteins, cuticle proteins, yolk proteins, and phaseolins, as well as histones, ribosomal RNA, and transfer RNA genes. The latter three are examples of reiterated genes, where hundreds of identical genes are present in a tandem array. (King & Stanfield, A Dictionary of Genetics, 4th ed)
Any of the processes by which nuclear, cytoplasmic, or intercellular factors influence the differential control of gene action in neoplastic tissue.
Refers to animals in the period of time just after birth.
Progressive restriction of the developmental potential and increasing specialization of function that leads to the formation of specialized cells, tissues, and organs.
Methods used for detecting the amplified DNA products from the polymerase chain reaction as they accumulate instead of at the end of the reaction.
The relationships of groups of organisms as reflected by their genetic makeup.
A negative regulatory effect on physiological processes at the molecular, cellular, or systemic level. At the molecular level, the major regulatory sites include membrane receptors, genes (GENE EXPRESSION REGULATION), mRNAs (RNA, MESSENGER), and proteins.
Highly specialized EPITHELIAL CELLS that line the HEART; BLOOD VESSELS; and lymph vessels, forming the ENDOTHELIUM. They are polygonal in shape and joined together by TIGHT JUNCTIONS. The tight junctions allow for variable permeability to specific macromolecules that are transported across the endothelial layer.
The phenotypic manifestation of a gene or genes by the processes of GENETIC TRANSCRIPTION and GENETIC TRANSLATION.
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.
Hybridization of a nucleic acid sample to a very large set of OLIGONUCLEOTIDE PROBES, which have been attached individually in columns and rows to a solid support, to determine a BASE SEQUENCE, or to detect variations in a gene sequence, GENE EXPRESSION, or for GENE MAPPING.
MAMMARY GLANDS in the non-human MAMMALS.
A nonparametric method of compiling LIFE TABLES or survival tables. It combines calculated probabilities of survival and estimates to allow for observations occurring beyond a measurement threshold, which are assumed to occur randomly. Time intervals are defined as ending each time an event occurs and are therefore unequal. (From Last, A Dictionary of Epidemiology, 1995)
Surface ligands, usually glycoproteins, that mediate cell-to-cell adhesion. Their functions include the assembly and interconnection of various vertebrate systems, as well as maintenance of tissue integration, wound healing, morphogenic movements, cellular migrations, and metastasis.
A positive regulatory effect on physiological processes at the molecular, cellular, or systemic level. At the molecular level, the major regulatory sites include membrane receptors, genes (GENE EXPRESSION REGULATION), mRNAs (RNA, MESSENGER), and proteins.
Recombinant proteins produced by the GENETIC TRANSLATION of fused genes formed by the combination of NUCLEIC ACID REGULATORY SEQUENCES of one or more genes with the protein coding sequences of one or more genes.
Tumors or cancer of the human BREAST.
A set of statistical methods used to group variables or observations into strongly inter-related subgroups. In epidemiology, it may be used to analyze a closely grouped series of events or cases of disease or other health-related phenomenon with well-defined distribution patterns in relation to time or place or both.
Adherence of cells to surfaces or to other cells.
The lipid- and protein-containing, selectively permeable membrane that surrounds the cytoplasm in prokaryotic and eukaryotic cells.
Small double-stranded, non-protein coding RNAs (21-31 nucleotides) involved in GENE SILENCING functions, especially RNA INTERFERENCE (RNAi). Endogenously, siRNAs are generated from dsRNAs (RNA, DOUBLE-STRANDED) by the same ribonuclease, Dicer, that generates miRNAs (MICRORNAS). The perfect match of the siRNAs' antisense strand to their target RNAs mediates RNAi by siRNA-guided RNA cleavage. siRNAs fall into different classes including trans-acting siRNA (tasiRNA), repeat-associated RNA (rasiRNA), small-scan RNA (scnRNA), and Piwi protein-interacting RNA (piRNA) and have different specific gene silencing functions.
A basic element found in nearly all organized tissues. It is a member of the alkaline earth family of metals with the atomic symbol Ca, atomic number 20, and atomic weight 40. Calcium is the most abundant mineral in the body and combines with phosphorus to form calcium phosphate in the bones and teeth. It is essential for the normal functioning of nerves and muscles and plays a role in blood coagulation (as factor IV) and in many enzymatic processes.
Tumors or cancer of the PANCREAS. Depending on the types of ISLET CELLS present in the tumors, various hormones can be secreted: GLUCAGON from PANCREATIC ALPHA CELLS; INSULIN from PANCREATIC BETA CELLS; and SOMATOSTATIN from the SOMATOSTATIN-SECRETING CELLS. Most are malignant except the insulin-producing tumors (INSULINOMA).
All of the processes involved in increasing CELL NUMBER including CELL DIVISION.
Laboratory tests used to evaluate how well the kidneys are working through examination of blood and urine.
Proteins prepared by recombinant DNA technology.

Endothelial claudin: claudin-5/TMVCF constitutes tight junction strands in endothelial cells. (1/124)

Tight junctions (TJs) in endothelial cells are thought to determine vascular permeability. Recently, claudin-1 to -15 were identified as major components of TJ strands. Among these, claudin-5 (also called transmembrane protein deleted in velo-cardio-facial syndrome [TMVCF]) was expressed ubiquitously, even in organs lacking epithelial tissues, suggesting the possible involvement of this claudin species in endothelial TJs. We then obtained a claudin-6-specific polyclonal antibody and a polyclonal antibody that recognized both claudin-5/TMVCF and claudin-6. In the brain and lung, immunofluorescence microscopy with these polyclonal antibodies showed that claudin-5/TMVCF was exclusively concentrated at cell-cell borders of endothelial cells of all segments of blood vessels, but not at those of epithelial cells. Immunoreplica electron microscopy revealed that claudin-5/TMVCF was a component of TJ strands. In contrast, in the kidney, the claudin-5/TMVCF signal was restricted to endothelial cells of arteries, but was undetectable in those of veins and capillaries. In addition, in all other tissues we examined, claudin-5/TMVCF was specifically detected in endothelial cells of some segments of blood vessels, but not in epithelial cells. Furthermore, when claudin-5/TMVCF cDNA was introduced into mouse L fibroblasts, TJ strands were reconstituted that resembled those in endothelial cells in vivo, i.e., the extracellular face-associated TJs. These findings indicated that claudin-5/TMVCF is an endothelial cell-specific component of TJ strands.  (+info)

Claudin promotes activation of pro-matrix metalloproteinase-2 mediated by membrane-type matrix metalloproteinases. (2/124)

Genes associated with regulation of membrane-type matrix metalloproteinase-1 (MT1-MMP)-mediated pro-MMP-2 processing were screened in 293T cells by a newly developed expression cloning method. One of the gene products, which promoted processing of pro-MMP-2 by MT1-MMP was claudin-5, a major component of endothelial tight junctions. Expression of claudin-5 not only replaced TIMP-2 in pro-MMP-2 activation by MT1-MMP but also promoted activation of pro-MMP-2 mediated by all MT-MMPs and MT1-MMP mutants lacking the transmembrane domain (DeltaMT1-MMP). A carboxyl-terminal deletion mutant of pro-MMP-2 (proDeltaMMP-2) was processed to an intermediate form by MT1-MMP in 293T cells and was further converted to an activated form by introduction of claudin-5. In contrast to the stimulatory effect of TIMP-2 on pro-MMP-2 activation by MT1-MMP, activation of pro-MMP-2 by DeltaMT1-MMP in the presence of claudin-5 and proDeltaMMP-2 processing by MT1-MMP were both inversely repressed by expression of exogenous TIMP-2. These results suggest that TIMP-2 is not involved in cluadin-5-induced pro-MMP-2 activation by MT-MMPs. Stimulation of MT-MMP-mediated pro-MMP-2 activation was also observed with other claudin family members, claudin-1, claudin-2, and claudin-3. Amino acid substitutions or deletions in ectodomain of claudin-1 abolished stimulatory effect. Direct interaction of claudin-1 with MT1-MMP and MMP-2 was demonstrated by immunoprecipitation analysis. MT1-MMP was co-localized with claudin-1 not only at cell-cell borders, but also at other parts of the cells. TIMP-2 enhanced cell surface localization of MMP-2 mediated by MT1-MMP, and claudin-1 also stimulated it. These results suggest that claudin recruits all MT-MMPs and pro-MMP-2 on the cell surface to achieve elevated focal concentrations and, consequently, enhances activation of pro-MMP-2.  (+info)

The renal segmental distribution of claudins changes with development. (3/124)

BACKGROUND: Permeability properties of mammalian nephron are tuned during postnatal maturation. The transepithelial electrical resistance (TER) and complexity of tight junctions (TJs) vary along the different tubular segments, suggesting that the molecules constituting this structure change. We studied the differential expression of occludin and several claudins in isolated renal tubules from newborn and adult rabbits. METHODS: Isolated renal tubules from newborn and adult rabbits were processed for occludin, claudin-1 and claudin-2 immunofluorescence, and Western blot detection of claudin-1 and -2. Claudin-5 was detected in whole kidney frozen sections. RT-PCR from isolated tubules was performed for claudins-1 to -8. RESULTS: Immunofluorescence revealed that occludin, claudin-1 and -2 were present at the cell boundaries at the neonatal stage of development. Claudin-1 was detected in the tighter segments of the nephron (distal and collecting duct), while claudin-2 was found in the leaky portions (proximal). Claudin 5 was found in the kidney vasculature. PCR amplification revealed the presence of claudins-1 to -4 in tubules of newborns. In adults, claudins-1, -2 and -4 were present in proximal, Henle's loop and collecting segments; claudin-3 was in proximal and collecting tubules, while claudins-5 and -6 were absent from all tubular portions. Claudin-7 was restricted to proximal tubules, while claudin-8 was present in proximal and Henle's segments. CONCLUSIONS: The pattern of occludin distribution is present from the neonatal age. Claudins-7 and -8 are up-regulated after birth. Each tubular segment expresses a peculiar set of claudins that might be responsible for the permeability properties of their TJs.  (+info)

Prolonged fluid shear stress induces a distinct set of endothelial cell genes, most specifically lung Kruppel-like factor (KLF2). (4/124)

The endothelium expresses a large repertoire of genes under apparent transcriptional control of biomechanical forces, many of which are neither cell-type nor flow specific. We set out to identify genes that are uniquely flow responsive in human vascular endothelial cells. Transcriptional profiling using commercial DNA microarrays identified 12 of 18 000 genes that were modulated at least 5-fold after 24 hours of steady laminar flow (25 dyne/cm(2)). After a 7-day exposure to unidirectional pulsatile flow (19 +/- 12 dyne/cm(2)), only 3 of 12 remained elevated at least 5-fold. A custom microarray of ~300 vascular cell-related gene fragments was constructed, and expression analysis revealed that many flow-induced genes are also induced by at least one of the following agents: tumor necrosis factor-alpha (TNF-alpha), interleukin-1beta (IL-1beta), transforming growth factor-beta, vascular endothelial growth factor, or thrombin, indicating a more general role in adaptive or stress responses. Most flow-induced genes were also induced by TNF-alpha but not IL-1beta, suggesting the involvement of reactive oxygen species. A limited panel of genes that are unique for flow-exposed cultures was identified, including lung Kruppel-like factor (LKLF/KLF2) and cytochrome P450 1B1 (CYP1B1). In marked contrast, both these genes were substantially repressed by TNF-alpha. LKLF but not CYP1B1 mRNA was detected exclusively in the vascular endothelium of healthy human aorta by in situ hybridization and appeared to be flow regulated. To date LKLF is the first endothelial transcription factor that is uniquely induced by flow and might therefore be at the molecular basis of the physiological healthy, flow-exposed state of the endothelial cell.  (+info)

Distinct claudins and associated PDZ proteins form different autotypic tight junctions in myelinating Schwann cells. (5/124)

The apposed membranes of myelinating Schwann cells are joined by several types of junctional specializations known as autotypic or reflexive junctions. These include tight, gap, and adherens junctions, all of which are found in regions of noncompact myelin: the paranodal loops, incisures of Schmidt-Lanterman, and mesaxons. The molecular components of autotypic tight junctions have not been established. Here we report that two homologues of Discs Lost-multi PDZ domain protein (MUPP)1, and Pals-associated tight junction protein (PATJ), are differentially localized in myelinating Schwann cells and associated with different claudins. PATJ is mainly found at the paranodal loops, where it colocalized with claudin-1. MUPP1 and claudin-5 colocalized in the incisures, and the COOH-terminal region of claudin-5 interacts with MUPP1 in a PSD-95/Disc Large/zona occludens (ZO)-1 (PDZ)-dependent manner. In developing nerves, claudin-5 and MUPP1 appear together in incisures during the first postnatal week, suggesting that they coassemble during myelination. Finally, we show that the incisures also contain four other PDZ proteins that are found in epithelial tight junctions, including three membrane-associated guanylate-kinase proteins (membrane-associated guanylate-kinase inverted-2, ZO-1, and ZO-2) and the adaptor protein Par-3. The presence of these different tight junction proteins in regions of noncompact myelin may be required to maintain the intricate cytoarchitecture of myelinating Schwann cells.  (+info)

Holey barrier: claudins and the regulation of brain endothelial permeability. (6/124)

Endothelial tight junctions (TJs)* are an important functional part of the blood-brain barrier (BBB). In this issue, Nitta et al. (2003) demonstrate that claudin-5, a transmembrane protein of TJs, is a critical determinant of BBB permeability in mice. Unexpectedly, knockout of claudin-5 did not result in a general breakdown of TJs but in a selective increase in paracellular permeability of small molecules. This suggests that the BBB can be manipulated to allow selective diffusion of small molecules and makes claudin-5 a possible target for the development of drugs for this purpose.  (+info)

Size-selective loosening of the blood-brain barrier in claudin-5-deficient mice. (7/124)

Tight junctions are well-developed between adjacent endothelial cells of blood vessels in the central nervous system, and play a central role in establishing the blood-brain barrier (BBB). Claudin-5 is a major cell adhesion molecule of tight junctions in brain endothelial cells. To examine its possible involvement in the BBB, claudin-5-deficient mice were generated. In the brains of these mice, the development and morphology of blood vessels were not altered, showing no bleeding or edema. However, tracer experiments and magnetic resonance imaging revealed that in these mice, the BBB against small molecules (<800 D), but not larger molecules, was selectively affected. This unexpected finding (i.e., the size-selective loosening of the BBB) not only provides new insight into the basic molecular physiology of BBB but also opens a new way to deliver potential drugs across the BBB into the central nervous system.  (+info)

Role of claudin interactions in airway tight junctional permeability. (8/124)

Airway epithelial tight junctions (TJs) serve to separate the external and internal environments of the lung. However, the members of the claudin family that mediate this function have not been fully delineated. We characterized the claudin expression in normal airways removed from human donors during lung transplantation and determined the contribution of each claudin to airway barrier function. Stable cell lines in NIH/3T3 and human airway (IB3.1) cells were constructed expressing the claudin components found in the human airway, claudin-1, -3, or -5. The effects of claudin expression on transepithelial resistance, permeability coefficients, and claudin-claudin interactions were assessed. Claudin-1 and -3 decreased solute permeability, whereas claudin-5 increased permeability. We also detected oligomerization of claudin-5 in cell lines and in freshly excised human airways. Coimmunoprecipitation studies revealed heterophilic interactions between claudin species in both cell lines and human airway epithelium. These suggest that airway TJs are regulated by claudinclaudin interactions that confer the selectivity of the junction.  (+info)

Hypoxic Stress Induced by Hydralazine Leads to a Loss of Blood-Brain Barrier Integrity and an Increase in Efflux Transporter Activity. . Biblioteca virtual para leer y descargar libros, documentos, trabajos y tesis universitarias en PDF. Material universiario, documentación y tareas realizadas por universitarios en nuestra biblioteca. Para descargar gratis y para leer online.
The blood-brain barrier (BBB) is a highly selective membrane barrier, formed by brain endothelial cells, that separates the brain from circulating blood, preventing harmful materials in the blood from entering the brain. BBB disruption occurs in various neurological disorders, including Alzheime ...
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Impaired blood-brain barrier function represents a significant component of hypoxic-ischemic brain injury in the perinatal period. Banks, W. A., Stonestreet, B. S. AntiCIL-6 neutralizing antibody modulates blood-brain barrier function in the ovine fetus. mAb attenuate ischemia-reperfusionCrelated increases in BBB permeability in sheep fetuses (16). However, the role of IL-6 after injury in the immature brain has been studied much less extensively than those of IL-1and TNF-in the immature brain. We recently generated pharmacologic quantities of a highly selective, ovine-specific antiCIL-6 mAb and antiCIL-1mAb. The neutralizing abilities of these mAbs have previously been confirmed in ovine splenic mononuclear cell cultures (35). Moreover, we recently demonstrated that infusions of an antiCIL-1mAb result in the uptake of the antiCIL-1mAb into the brain and attenuate ischemia-reperfusionCrelated increases in BBB permeability in ovine fetal brain using the preclinical translational fetal sheep model ...
Blood-brain barrier (BBB) integrity is compromised in many CNS disorders. Complex astrocyte and vascular endothelial cell interactions that regulate BBB integrity may be disturbed in these disorders. We have previously shown that systemic administration of 3-chloropropanediol induces a transitory glial fibrillary acidic protein (GFAP)-astrocyte loss, reversible loss of tight junction complexes, and BBB integrity disruption. However, the intracellular signaling mechanisms that induce BBB integrity marker loss are unclear. We hypothesize that 3-chloropropanediol-induced modulation of tight junction protein expression is mediated through the phosphoinositide-3-kinase (PI3K)/AKT pathway. To test this hypothesis we have used a mouse brain endothelial cell line (bEnd.3) exposed to 3-chloropropanediol for up to 3 days. Results showed early reversible loss of sharp paracellular claudin-5 expression 90, 105, and 120 min following 3-chloropropanediol (500 μM) treatment. Sharp paracellular claudin-5 ...
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The blood-brain barrier maintains central nervous system homeostasis and limits the entry of blood-borne substances that could alter neuronal function and survival. The barrier exists predominantly at the endothelium of cerebral vascular microvessels. The cerebral vascular endothelium becomes highly specialized during the formation of the neurovascular unit early in embryonic development. The blood-brain barrier is present and functional early in fetal life. The tightness of the barrier gradually increases throughout gestation and in the newborn period. Alterations in the basolateral environment of the cerebral microvasculature can modify the blood-brain barrier properties by modulating the expression of the endothelial tight junctions and other biochemical properties of the cerebral vascular endothelium. Maturation of the blood-brain barrier late in gestation correlates with increases in endogenous corticosteroids and with exposure to exogenous corticosteroids. Several adverse fetal and ...
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Claudin-4 (Clostridium perfringens enterotoxin receptor) is a tight junction protein encoded by the gene CLDN4. Expression of Claudin-4 has been associated with either poor prognosis or a more favorable diagnosis, depending on the type of cancer. Claudin-4 has been shown to distinguish adenocarcinoma from malignant mesothelioma with 99% specificity in malignant effusions (1). Claudin-4 overexpression was able to independently predict survival in a breast cancer multivariate analysis as it was associated with poor prognosis, high tumor grade and Her2 expression and was inversely correlated with estrogen receptor staining (2). In luminal breast cancer, the increase of Claudin-4 protein was correlated with the increase of tumor grade and with Ki-67, and thus demonstrated an overall shorter life survival (3). Basal-like tumors also demonstrated overexpression of Claudin-4 (4). Counter to the above breast cancer subtypes, the presence of Claudin-4 in triple negative breast cancer was a biomarker that
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Luca Bors1, Ágnes Bajza1, Barbara Hutka1, László Dénes1, Krisztián Szigeti2, Nikolett Hegedűs2, Dávid Szöllősi2, Domokos Máthé2, Attila Csorba3 and Franciska Erdő1. Investigation of the impact of aging on blood-brain barrier function in rats - Does P-glycoprotein (P-gp) have any role in changing BBB permeability?. ...
COMMENT Here, Montagne et al. present an elegant study that brings together elements from much of their previous work, ultimately culminating in a strong case for an APOE4-specific effect on blood-brain barrier (BBB) integrity. In this paper, they reported .... ...
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Claudin-1 is an integral membrane protein component of tight junctions. The Snail family of transcription factors are repressors that play a central role in the epithelial-mesenchymal transition, a process that occurs during cancer progression. Snail and Slug members are direct repressors of E-cadherin and act by binding to the specific E-boxes of its proximal promoter. In the present study, we demonstrate that overexpression of Slug or Snail causes a decrease in transepithelial electrical resistance. Overexpression of Slug and Snail in MDCK (Madin-Darby canine kidney) cells down-regulated Claudin-1 at protein and mRNA levels. In addition, Snail and Slug are able to effectively repress human Claudin-1-driven reporter gene constructs containing the wild-type promoter sequence, but not those with mutations in two proximal E-box elements. We also demonstrate by band-shift assay that Snail and Slug bind to the E-box motifs present in the human Claudin-1 promoter. Moreover, an inverse correlation in ...
TY - JOUR. T1 - Interendothelial claudin-5 expression depends on cerebral endothelial cell-matrix adhesion by Β 1-integrins. AU - Osada, Takashi. AU - Gu, Yu Huan. AU - Kanazawa, Masato. AU - Tsubota, Yoshiaki. AU - Hawkins, Brian T.. AU - Spatz, Maria. AU - Milner, Richard. AU - Del Zoppo, Gregory J.. PY - 2011/10. Y1 - 2011/10. N2 - The hypothesis tested by these studies states that in addition to interendothelial cell tight junction proteins, matrix adhesion by Β 1-integrin receptors expressed by endothelial cells have an important role in maintaining the cerebral microvessel permeability barrier. Primary brain endothelial cells from C57 BL/6 mice were incubated with Β 1-integrin function-blocking antibody (Ha2/5) or isotype control and the impacts on claudin-5 expression and microvessel permeability were quantified. Both flow cytometry and immunofluorescence studies demonstrated that the interendothelial claudin-5 expression by confluent endothelial cells was significantly decreased in a ...
Read Claudin-8 Expression in Renal Epithelial Cells Augments the Paracellular Barrier by Replacing Endogenous Claudin-2, The Journal of Membrane Biology on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.
The ability to invade host tissues and metastasize is the major cause of cancer-related death. During tumor invasion, metastasizing cells disrupt normal cell-matrix adhesion and acquire an invasive phenotype. Claudins are adhesion proteins localized at tight junctions (TJs). Claudin-7 is a unique TJ membrane protein in that it has a stronger basolateral membrane distribution than that of apical TJs in epithelial cells. To study the basolateral function of claudin-7, claudin-7 gene silencing experiments were carried out in a lung cancer cell line using the lentivirus shRNA approach. We found that claudin-7 knockdown (KD) cells showed disrupted cell-matrix interactions. Consequently, when claudin-7 KD cells were plated on the uncoated glass surface, they were unable to attach to the glass and died the day after plating. In contrast, control cells adhered well and grew normally. Using immunofluorescent microscopy and biochemistry methods, we found that claudin-7 co-localized and ...
Barclay Morrison III, associate professor of biomedical engineering at Columbia Engineering, has led the first study to determine underlying biological mechanisms that promote functional recovery of the blood-brain barrier (BBB) after blast injury.
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Associate Professor. One in four people worldwide - over 1.5 billion people - suffer from brain disorders, including depression, infection, trauma, stroke, seizures, dementia, and tumors. Despite this huge demand for treatments, delivery of drugs into the brain to treat these disorders is greatly impaired by the blood-brain barrier. The blood-brain barrier is the interface between blood and brain that controls what goes in and comes out of the brain. Anatomically, the blood-brain barrier is made of endothelial cells forming a complex vascular network that supplies the brain with oxygen and nutrients, and disposes of carbon dioxide and wastes. Recent studies show that the blood-brain barrier is affected by brain disorders and itself plays a role in causing brain disease. Therefore, understanding blood-brain barrier function is critical for devising new therapeutic strategies to enhance brain drug delivery, improve brain protection, and treat brain disorders. Currently, we study the role of the ...
For every experimental group, brains from at minimum 3 distinct litter had been analyzed and when compared to the in accordance NaCl handle group. qPCR approach improvement exposed that only samples must be when compared to every other which have gone through experimental treatment, mind isolation, storage, purification and evaluation preparing steps with each other. Therefore, for every DEX-treatment the according NaCl handle group was carried out at the exact same time. In addition, owing to the large complete variety of samples, but limited sample variety which could be purified at the same time, only samples from mice at the same age and identical variety of antenatal injections ended up compared to every other by using a two-tailed Student`s t-take a look at. Data are offered as the signifies ± SEM. The major tight junction molecule and mind endothelial mobile marker claudin-five was investigated originally. Triple maternal DEX remedy drastically decreased claudin-5 mRNA expression to .54 ...
Implications of the blood-brain barrier and its manipulation , Implications of the blood-brain barrier and its manipulation , کتابخانه دیجیتال دانشگاه علوم پزشکی اصفهان
The expression of claudin-11 in benign and malignant bladder tissue and the effect of forced expression of claudin-11 on tight junction function and invasiveness of bladder cancer cells were studied. Claudin-11 expression was tested in bladder cancer cell lines (T24/83, RT 112/84 and EJ138) using reverse transcription-polymerase chain reaction (RT-PCR) and in benign and malignant bladder tissue by quantitative RT-PCR and immunohistochemistry. T24/83 cells were transfected with the pcDNA.1/NT-GFP-TOPO vector containing full-length human claudin-11 sequence. Stable-transfected cells overexpressing claudin-11 (T24Cl-11Ex), wild-type cells (T24WT) and the empty plasmid control clone (T24GFP) were compared using transurothelial resistance (TUR), in vitro adhesion, invasion and growth assays. Claudin-11 was strongly expressed in the non-invasive RT112/84 cell line compared to the invasive T24/83 and EJ138 TCC cell lines. Benign bladder tissue demonstrated equal expression of claudin-11 mRNA as ...
Claudin-3 is a major protein of tight junctions (TJs) in the intestinal epithelium and is critical for maintaining cell-cell adhesion, barrier function, and epithelium polarity. Recent studies have shown high claudin-3 levels in several solid tumors, but the regulation mechanism of claudin-3 expression remains poorly understood. In the present study, colorectal cancer (CRC) tissues, HT-29 and DLD-1 CRC cell lines, CRC murine model (C57BL/6 mice) and c-kit loss-of-function mutant mice were used. We demonstrated that elevated claudin-3 levels were positively correlated with highly expressed c-kit in CRC tissues based upon analysis of protein expression. In vitro, claudin-3 expression was clearly increased in CRC cells by overexpressed c-kit or stimulated by exogenous recombinant human stem cell factor (rhSCF), while significantly decreased by the treatment with c-kit or c-Jun N-terminal kinase (JNK) inhibitors. Chromatin immunoprecipitation (ChIP) and luciferase reporter assay showed that SCF/c-kit
DESCRIPTION (provided by applicant): Disruption of the cell-cell junction with concomitant changes in the expression of junctional proteins is a hallmark of cancer metastasis and invasion. Role of adherent junction proteins have been studied extensively in cancer, however the role of tight junction proteins is less understood. Claudins are the recently identified tetraspanins, which are integral to the structure and function of tight junctions (TJs). Recent studies have shown changes in expression/cellular localization for claudins during tumorigenesis, however a cause and effect relationship has not been established. Here, we report a highly increased expression for claudin-1 in human primary colon carcinoma and metastatic tissues and cell lines derived from similar sources with relatively frequent nuclear localization. Furthermore, using genetic manipulations of claudin-1 expression in colon cancer cell lines, we demonstrate a role for claudin-1 in the regulation of epithelial to mesenchymal ...
Recent investigations revealed that epithelial TJs contain charge- and size-selective pores, which control the paracellular flux of charged and uncharged solutes. The paracellular flux occurs through two distinct pathways: one high-capacity pathway with size-restrictive pores and one low-capacity pathway that is size independent, at least for substances with radii of up to 7 Å (Van Itallie et al., 2008; Watson et al., 2001). The physical basis of the low-capacity pathway is not yet completely understood, whereas the high-capacity pathway is well described. It consists of small pores with radii of ~4 Å, and is responsible for the flux of small charged and uncharged solutes. Expression of claudin-2 affects only the high-capacity pathway, by inducing an increase in pore number and a change in charge selectivity (Van Itallie et al., 2008). In a recent attempt to model the claudin-2-induced channel (Yu et al., 2009), the pore diameter, calculated from permeability to organic cations and from the ...
The aim of this study was to characterize the hCMEC/D3 cell line, an in vitro model of the human Blood Brain Barrier (BBB) for the expression of brain endothelial specific claudins-3 and -12. hCMEC/D3 cells express claudins-3 and -12. Claudin-3 is distinctly localized to the TJ whereas claudin -12 is observed in the perinuclear region and completely absent from TJs. We show that the expression of both proteins is lost in cell passage numbers where the BBB properties are no longer fully conserved. Expression and localization of claudin-3 is not modulated by simvastatin shown to improve barrier function in vitro and also recommended for routine hCMEC/D3 culture. These results support conservation of claudin-3 and -12 expression in the hCMEC/D3 cell line and make claudin-3 a potential marker for BBB characteristics in vitro.
Mouse monoclonal ZO1 tight junction protein antibody [mAbcam 61357] validated for WB, IP, Flow Cyt and tested in Human. Referenced in 2 publications and 5…
In the present study, we demonstrate that HIV-infected leukocytes transmigrate in greater numbers across a tissue culture model of the human BBB in response to CCL2 than do uninfected cells, resulting in increased BBB permeability. This process was characterized by four major findings. First, BBB permeability was increased only when the combination of HIV-infected cells and a CCL2 chemotactic gradient was present. The addition of CCL2 alone or the adhesion of HIV-infected cells alone to the BBB model was not sufficient to induce BBB disruption. Second, the mechanism of BBB disruption and enhanced transmigration of HIV-infected cells was specifically CCL2 dependent, because other chemokines did not replicate the CCL2 effect. Third, the high HIV-infected leukocyte transmigration induced by CCL2 was associated with increased BBB permeability that correlated with a reduction in TJP (ZO-1, claudin-1, and occludin) and an increase in MMP-2 and MMP-9 in BBB cells. Fourth, HIV-infected leukocytes ...
http://www.jcb.org/cgi/doi/10.1083/jcb1693fta1 Endothelial tight junctions form the blood–brain barrier] What is the cellular correlate of the so called blood-brain barrier? Thomas Reese and Morris Karnovsky find that it is the junctions between endothelial cells in the brain vasculature. Their discovery comes thanks to three factors: high resolution electron microscopy; the development of sensitive tracer methods; and a fortuitous lunch date ...
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View mouse Cldn15 Chr5:136966616-136975858 with: phenotypes, sequences, polymorphisms, proteins, references, function, expression
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Blood-brain barrier (BBB) leakage plays a key role in cerebral ischemia-reperfusion injury. It is quite necessary to further explore the characteristic and mechanism of BBB leakage during stroke. We induced a focal cerebral ischemia model by transient middle cerebral artery occlusion in male rats for defining the time course of BBB permeability within 120 h following reperfusion and evaluate the specific role of tight junction (TJ) associated proteins claudin-5, occludin, and ZO-1 as well as protein kinase C delta (PKCδ) pathway in BBB leakage induced by reperfusion injury. We verified a bimodal increase in the permeability of the BBB following focal ischemia by Evans blue assay. Two peaks of BBB permeability appeared at 3 h and 72 h of reperfusion after 2 h focal ischemia, respectively. The leak at the endothelial cell was represented at the level of transmission electron microscopy. TTC staining results showed increased infarct size with time after cerebral ischemia reperfusion. The mRNA and ...
The tight junction protein claudin-1 (CLDN1) has been shown to be essential for hepatitis C virus (HCV) entry-the first step of viral infection. Due to the lack of neutralizing anti-CLDN1 antibodies, the role of CLDN1 in the viral entry process is poorly understood. In this study, we produced antibodies directed against the human CLDN1 extracellular loops by genetic immunization and used these antibodies to investigate the mechanistic role of CLDN1 for HCV entry in an infectious HCV cell culture system and human hepatocytes. Antibodies specific for cell surface-expressed CLDN1 specifically inhibit HCV infection in a dose-dependent manner. Antibodies specific for CLDN1, scavenger receptor B1, and CD81 show an additive neutralizing capacity compared with either agent used alone. Kinetic studies with anti-CLDN1 and anti-CD81 antibodies demonstrate that HCV interactions with both entry factors occur at a similar time in the internalization process. Anti-CLDN1 antibodies inhibit the binding of ...
HCV is a leading cause of hepatocellular carcinoma and cirrhosis all over the world. Claudins belong to family of tight junctions proteins that are responsible for establishing barriers for controlling the flow of molecules around cells. For therapeutic strategies, regulation of viral entry into the host cells holds a lot of promise. During HCV infection claudin-1 is highly expressed in liver and believed to be associated with HCV virus entry after HCV binding with or without co-receptor CD81. The claudin-1 assembly with tight junctions is regulated by post translational modifications. During claudins assembly and disassembly with tight junctions, phosphorylation is required at C-terminal tail. In cellular proteins, interplay between phosphorylation and O-β-GlcNAc modification is believed to be functional switch, but it is very difficult to monitor these functional and vibrant changes in vivo. Netphos 2.0 and Disphos 1.3 programs were used for potential phosphorylation; NetPhosK 1.0 and KinasePhos for
Objective Helicobacter pylori strains that express the oncoprotein CagA augment risk for gastric cancer. However, the precise mechanisms through which cag+ strains heighten cancer risk have not been fully delineated and model systems that recapitulate the gastric niche are critical for understanding pathogenesis. Gastroids are three-dimensional organ-like structures that provide unique opportunities to study host-H. pylori interactions in a preclinical model. We used gastroids to inform and direct in vitro studies to define mechanisms through which H. pylori modulates expression of the cancer-associated tight junction protein claudin-7.. ...
Claudins are major integral membrane proteins of tight junctions. Altered expression of several claudin proteins, in particular claudin-1, -3, -4 and -7, has been linked to the development of various cancers. Although their dysregulation in cancer suggests that claudins play a role in tumorigenesis, the exact underlying mechanism remains unclear. The involvement of claudins in tumor progression was suggested by their important role in the migration, invasion and metastasis of cancer cells in a tissue-dependent manner. Recent studies have shown that they play a role in epithelial to mesenchymal transition (EMT), the formation of cancer stem cells or tumor-initiating cells (CSCs/TICs), and chemoresistance, suggesting that claudins are promising targets for the treatment of chemoresistant and recurrent tumors. A recently identified claudin-low breast cancer subtype that is characterized by the enrichment of EMT and stem cell-like features is significantly associated with disease recurrence, underscoring
Our research should stimulate renewed clinical interest in developing glucocorticoid therapies to treat blast-induced traumatic brain injury (bTBI) and other disorders of the central nervous system, Morrison says. His findings also hold important implications for military personnel exposed to blast injury. We may be able to improve outcomes in brain-injured soldiers and civilians, he continues, and reduce the length of their mandatory rest periods before returning to duty, making the difference between requiring only days rather than weeks or longer to recover.. This improvement could be a significant result, as there are currently no approved pharmaceutical therapies for traumatic brain injury (TBI), and recently completed clinical trials have not demonstrated any benefit of other tested neuro-protective interventions. For patients with head injuries (non-blast related) and brain edema, doctors have been prescribing glucocorticoids, a class of steroid hormones, as standard treatment for ...
Brain microvascular endothelial cells (BMEC) are interconnected by specific junctional proteins forming a highly regulated barrier...
Blood vessels in the central nervous system (CNS) are unique in forming the blood-brain barrier (BBB), which confers high electrical resistance and low permeability properties, thus protecting neural cells from potentially harmful blood components. Endothelial cells, which form the inner cellular lining of all blood vessels, play a critical role in this process by forming tight adhesive interactions between each other. To study the properties of primary brain endothelial cells (BECs), a number of different methods have been described. In this chapter, we present a relatively simple method that produces high numbers of primary mouse BECs that are highly pure (greater than 99 % CD31-positive). In addition, we also describe an immunocytochemical approach to demonstrate the endothelial purity of these cultures ...
In the small intestine, gluten triggers the release of zonulin, a protein that regulates the tight junctions between epithelial cells and therefore intestinal, but also blood-brain barrier function. Recent evidence suggests that overstimulation of zonulin in susceptible individuals could dysregulate intercellular communication promoting tumorigenesis at specific organ sites ...
They found that the severity of the disease was reduced by both warfarin (see figure below) and rivoraxaban. In contrast, despite effective anticoagulation, starting after the initiation of the disease had no effect on the course of the EAE (i.e. no effect when used as a therapeutic regimen rather than a preventative one). One explanation is that the effect of anticoagulation is small, which is only apparent in the preventative setting but is diluted in the therapeutic setting. Another explanation is that the mechanisms of the disease after onset are very much different to those at the start, which is also likely to be true. A key feature of the MS disease onset is the loss of blood brain barrier (BBB) integrity, which allows the influx of immune cells into the brain. Thrombin is known to interrupt BBB integrity, and the protective effect of anticoagulation may be explained by the low thrombin activity preserving the BBB integrity. ...
They found that the severity of the disease was reduced by both warfarin (see figure below) and rivoraxaban. In contrast, despite effective anticoagulation, starting after the initiation of the disease had no effect on the course of the EAE (i.e. no effect when used as a therapeutic regimen rather than a preventative one). One explanation is that the effect of anticoagulation is small, which is only apparent in the preventative setting but is diluted in the therapeutic setting. Another explanation is that the mechanisms of the disease after onset are very much different to those at the start, which is also likely to be true. A key feature of the MS disease onset is the loss of blood brain barrier (BBB) integrity, which allows the influx of immune cells into the brain. Thrombin is known to interrupt BBB integrity, and the protective effect of anticoagulation may be explained by the low thrombin activity preserving the BBB integrity. ...
Cytoplasmic expression of claudin-1 in metastatic melanoma cells correlates to increased migration, and increased secretion of MMP-2 in a PKC dependent manner, whereas claudin-1 nuclear expressi...
Sigma-Aldrich offers abstracts and full-text articles by [S K Tiwari-Woodruff, A G Buznikov, T Q Vu, P E Micevych, K Chen, H I Kornblum, J M Bronstein].
The Hemicellulose research group have chosen the Systech Illinois 8001 oxygen permeation analyser to test the barrier properties of polysaccharide films.
Many other factors can cause a leaky blood-brain barrier. Fortunately, more natural ways have been demonstrated to help fix a leaky blood-brain barrier.
Stephen Strasburg has been scratched from tonights start against the Phillies with what the Nationals are calling forearm tightness. Ross Ohlendorf is starting his his place.
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The name claudin comes from Latin word claudere ("to close"), suggesting the barrier role of these proteins. A recent review ... A Chimeric Claudin was synthesized to help enhance the understanding of both the structure and function of the tight junction. ... All human claudins (with the exception of Claudin 12) have domains that let them bind to PDZ domains of scaffold proteins. The ... There are 23 genes found in the human genome for claudin proteins and there are 27 transmembrane domains across mammals. The ...
Ernstson, K.; Claudin, F.; Schüssler, U.; Hradil, K. (2002). "The mid-Tertiary Azuara and Rubielos de la Cérida paired impact ... EDEIS Expert Database on Earth Impact Structures Archived July 27, 2011, at the Wayback Machine Ernstson, K., Claudin, F., ... 11: 5-65. Stöffler, D.; Langenhorst, F. (1994). "Shock metamorphism of quartz in nature and experiment: I. Basic observation ...
over 1050 citations) Bouchaud, J.-P.; Claudin, P.; Levine, D.; Otto, M. (2001). "Force chain splitting in granular materials: A ... 73 (5): 644-647. Bibcode:1994PhRvL..73..644Z. doi:10.1103/PhysRevLett.73.644. PMID 10057501. (over 350 citations) Lacasse, ... 5): 051302. arXiv:cond-mat/0105071. Bibcode:2001PhRvE..64e1302S. doi:10.1103/PhysRevE.64.051302. PMID 11735913. S2CID 32482459 ... 5): 051307. Bibcode:2002PhRvE..65e1307S. doi:10.1103/PhysRevE.65.051307. PMID 12059551. Kurchan, Jorge; Levine, Dov (2011). " ...
In mice, Claudin-5 loss during development is lethal and results in size-selective loosening of the BBB. The blood-brain ... February 2018). "claudin 5". Biology Open. 7 (2): bio030494. doi:10.1242/bio.030494. PMC 5861362. PMID 29437557. Abbott NJ, ... May 2003). "Size-selective loosening of the blood-brain barrier in claudin-5-deficient mice". The Journal of Cell Biology. 161 ... such as Claudin-5), junctional adhesion molecule (such as JAM-A). Each of these tight junction proteins is stabilized to the ...
Ernstson, K.; Claudin, F.; Schüssler, U.; Hradil, K. (2002). "The mid-Tertiary Azuara and Rubielos de la Cérida paired impact ... Retrieved 5 April 2017. Kenny, G.G.; O'Sullivan, G.J.; Alexander, S.; Simms, M.J.; Chew, D.M.; Kamber, B.S. (2019). "On the ... 41 (5): 749-771. Povenmire, H.; Burrer, B.; Cornec, J.H.; Harris, R.S. (2012). "The New Central American Tektite Strewn Field ... 11: 5-65. World's largest asteroid impact zone found in Australia: Meteorite broke in two, leaving two craters each 200 km ...
"Entrez Gene: CLDN4 claudin 4". Ohta Y, Sasaki Y, Saito M, Kushima M, Takimoto M, Shiokawa A, Ota H (2013). "Claudin-4 as a ... Claudin 4, also known as CLDN4, is a protein which in humans is encoded by the CLDN4 gene. It belongs to the group of claudins ... Claudin 4 can also be used as a marker for distinguishing malignant mesothelioma from lung cancer and uterine serous carcinoma ... Ohta Y, Sasaki Y, Saito M, Kushima M, Takimoto M, Shiokawa A, Ota H (2013). "Claudin-4 as a marker for distinguishing malignant ...
Claudin-14 is a protein that in humans is encoded by the CLDN14 gene. It belongs to a related family of proteins called ... "Entrez Gene: CLDN14 claudin 14". Baker M, Reynolds LE, Robinson SD, Lees DM, Parsons M, Elia G, et al. (2013). "Stromal ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ... Sticky cells, blood vessels and cancer - the paradox of Claudin-14 - Marianne Baker, Cancer Research UK Science Update blog, 14 ...
"Entrez Gene: CLDN1 claudin 1". Coyne CB, Gambling TM, Boucher RC, Carson JL, Johnson LG (Nov 2003). "Role of claudin ... Claudin-1 is a protein that in humans is encoded by the CLDN1 gene. It belongs to the group of claudins. Tight junctions ... The protein encoded by this gene, a member of the claudin family, is an integral membrane protein and a component of tight ... Miyamori H, Takino T, Kobayashi Y, Tokai H, Itoh Y, Seiki M, Sato H (2001). "Claudin promotes activation of pro-matrix ...
Claudin 3, also known as CLDN3, is a protein which in humans is encoded by the CLDN3 gene. It is a member of the claudin ... "Entrez Gene: CLDN3 claudin 3". Coyne CB, Gambling TM, Boucher RC, Carson JL, Johnson LG (Nov 2003). "Role of claudin ... "Expression of Clostridium perfringens enterotoxin receptors claudin-3 and claudin-4 in prostate cancer epithelium". Cancer Res ... The protein encoded by this intron-less gene, a member of the claudin family, is an integral membrane protein and a component ...
Claudin-17 is a protein that in humans is encoded by the CLDN17 gene. It belongs to the group of claudins; claudins are cell- ... Claudin-17 Deficiency in Mice Results in Kidney Injury Due to Electrolyte Imbalance and Oxidative Stress. Cells. 2022 May 29;11 ... "Entrez Gene: CLDN17 claudin 17". Adil, MS; Narayanan, SP; Somanath, PR (2021). "Cell-cell junctions: structure and regulation ... Krug SM, Günzel D, Conrad MP, Rosenthal R, Fromm A, Amasheh S, Schulzke JD, Fromm M (2012). "Claudin-17 forms tight junction ...
Claudin-5 is a protein that in humans is encoded by the CLDN5 gene. It belongs to the group of claudins. This gene encodes a ... "Entrez Gene: CLDN5 claudin 5 (transmembrane protein deleted in velocardiofacial syndrome)". Coyne CB, Gambling TM, Boucher RC, ... Kojima S, Rahner C, Peng S, Rizzolo LJ (2002). "Claudin 5 is transiently expressed during the development of the retinal ... Tsukita S, Furuse M (2002). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ...
"Entrez Gene: CLDN9 claudin 9". Higashi AY, Higashi T, Furuse K, Ozeki K, Furuse M, Chiba H (Nov 2021). "Claudin-9 constitutes ... 2007). "Claudin-6 and claudin-9 function as additional coreceptors for hepatitis C virus". J. Virol. 81 (22): 12465-71. doi: ... Claudin-9 is a protein that in humans is encoded by the CLDN9 gene. It belongs to the group of claudins. This gene is expressed ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ...
It caused by mutations in the Claudin 1 gene. Ichthyosis prematurity syndrome List of cutaneous conditions Rapini, Ronald P.; ... Only 5 cases from 3 families worldwide have been described in medical literature. ...
Claudin-22 is a protein that in humans is encoded by the CLDN22 gene. It belongs to the group of claudins. GRCh38: Ensembl ... "Entrez Gene: CLDN22 claudin 22". Human CLDN22 genome location and CLDN22 gene details page in the UCSC Genome Browser. González ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ... Heiskala M, Peterson PA, Yang Y (2001). "The roles of claudin superfamily proteins in paracellular transport". Traffic. 2 (2): ...
Claudin-11 is a protein that in humans is encoded by the CLDN11 gene. It belongs to the group of claudins and was the first ... "Entrez Gene: CLDN11 claudin 11 (oligodendrocyte transmembrane protein)". Gow A, Southwood CM, Li JS, Pariali M, Riordan GP, ... The protein encoded by this gene belongs to the claudin family of tight junction associated proteins and is a major component ... Tiwari-Woodruff SK, Buznikov AG, Vu TQ, Micevych PE, Chen K, Kornblum HI, Bronstein JM (April 2001). "OSP/claudin-11 forms a ...
"Stalin and the Second World War" - Fernando Claudin 11. "The First Breach: The Excommunication of Yugoslavia" - Josip Tito 12 ... Isaac Deutscher 5. "Marxism and Primitive Magic - ibid. 6. "Trotsky's Interpretation of Stalinism" - Perry Anderson 7. "Was ...
"Entrez Gene: CLDN18 claudin 18". Niimi T, Nagashima K, Ward JM, et al. (2001). "claudin-18, a Novel Downstream Target Gene for ... Claudin 18.2) is abundant in gastric tumors. Experimental antibody IMAB362 targets Claudin 18.2 to help treat gastric cancers. ... Claudin-18 is a protein that in humans is encoded by the CLDN18 gene. It belongs to the group of claudins. CLDN18 belongs to ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ...
Claudin-19 is a protein that in humans is encoded by the CLDN19 gene. It belongs to the group of claudins. Claudin-19 has been ... "Entrez Gene: CLDN19 claudin 19". Naeem, M.; Hussain, S.; Akhtar, N. (2011). "Mutation in the Tight-Junction Gene Claudin 19 ( ... 2006). "Kidney claudin-19: localization in distal tubules and collecting ducts and dysregulation in polycystic renal disease". ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ...
Claudin-15 is a protein that in humans is encoded by the CLDN15 gene. It belongs to the group of claudins. Among its related ... "Entrez Gene: CLDN15 claudin 15". Database, GeneCards Human Gene. "CLDN15 Gene - GeneCards , CLD15 Protein , CLD15 Antibody". ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ... Heiskala M, Peterson PA, Yang Y (2001). "The roles of claudin superfamily proteins in paracellular transport". Traffic. 2 (2): ...
Claudin-16 is a protein that in humans is encoded by the CLDN16 gene. It belongs to the group of claudins. Tight junctions ... The protein encoded by this gene, a member of the claudin family, is an integral membrane protein and a component of tight ... 2004). "A Novel Claudin 16 Mutation Associated with Childhood Hypercalciuria Abolishes Binding to ZO-1 and Results in Lysosomal ... "Entrez Gene: CLDN16 claudin 16". "Salmonella infection data for Cldn16". Wellcome Trust Sanger Institute. "Citrobacter ...
Claudin-2 is a protein that in humans is encoded by the CLDN2 gene. It belongs to the group of claudins. Members of the claudin ... Claudin-2 is expressed in cation-leaky epithelia such as that of the kidney proximal tubule. Mice that are deficient in claudin ... "Entrez Gene: CLDN2 claudin 2". Muto, S.; Hata, M.; Taniguchi, J.; Tsuruoka, S.; Moriwaki, K.; Saitou, M.; Furuse, K.; Sasaki, H ... 1998). "Claudin-1 and -2: Novel Integral Membrane Proteins Localizing at Tight Junctions with No Sequence Similarity to ...
Cates, M. E.; Wittmer, J. P.; Bouchaud, J.-P.; Claudin, P. (31 August 1998). "Jamming, Force Chains, and Fragile Matter". ... Pham, K. N. (5 April 2002). "Multiple Glassy States in a Simple Model System". Science. American Association for the ... Cates was born on 5 May 1961. He read Natural Sciences and earned a PhD at Trinity College, Cambridge in 1985, where he studied ... Retrieved 5 May 2014. "Bingham Medalists". "Weissenberg Award to Michael Cates , The European Society of Rheology". Rheology- ...
Xu H, Liu Y, He G, Rossiter SJ, Zhang S (November 2013). "Adaptive evolution of tight junction protein claudin-14 in ... 5 (2): 90-92. doi:10.1007/bf02153744. S2CID 500691. Hahn WL (1908). "Some habits and sensory adaptations of cave-inhabiting ... 5 (5): 593-6. doi:10.1098/rsbl.2009.0378. PMC 2781971. PMID 19535367. Riley DA, Rosenzweig MR (August 1957). "Echolocation in ... 15 (5): 20190083. doi:10.1098/rsbl.2019.0083. PMC 6548736. PMID 31088283. S2CID 155091623. Slater GJ, Price SA, Santini F, ...
Claudin-8 is a protein that in humans is encoded by the CLDN8 gene. It belongs to the group of claudins. GRCh38: Ensembl ... "Entrez Gene: CLDN8 claudin 8". Human CLDN8 genome location and CLDN8 gene details page in the UCSC Genome Browser. Kniesel U, ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ... Morita K, Furuse M, Fujimoto K, Tsukita S (Mar 1999). "Claudin multigene family encoding four-transmembrane domain protein ...
ISBN 978-0-393-09750-4. Rice, Eric (1999). "Tradition and Imitation in Pierre Certon's Déploration for Claudin de Sermisy". ... T. 5 (12): 149-151. doi:10.2307/926163. JSTOR 926163. Dewitte, A. (1970). "De geestelijkheid van de Brugse Lieve-Vrouwkerk in ... 5. Strohm 1985, p. 153. Fallows 2001, §1 "Life", para. 7. Planchart 2004, §1 "Life". Reese 1940, p. 358. Leach 2014, p. 304. ... 5. Fallows 2001, §4 "Binchois and England". Strohm 2005, p. 243. Fallows 2001, § "Works". Bent 1981, p. 9. Bent, Margaret (1981 ...
Beeman N, Webb PG, Baumgartner HK (February 2012). "Occludin is required for apoptosis when claudin-claudin interactions are ... These 5 domains are separated by the 4 transmembrane domains of the protein. The nine domains are as follows: N-terminus domain ... 15 (5): 1195-219. doi:10.1089/ars.2010.3542. PMID 21235353. Walter JK, Castro V, Voss M, Gast K, Rueckert C, Piontek J, Blasig ... 117 (5): 1050-8. doi:10.1046/j.0022-202x.2001.01493.x. PMID 11710912. Traweger A, Fang D, Liu YC, Stelzhammer W, Krizbai IA, ...
Claudin, F., Ernstson, K., Rampino, M.R., and Anguita, F. 2001. Striae, polish, imprints, rotated fractures, and related ... Ernstson, K., Claudin, F., Schüssler, U., Anguita, F. and Ernstson, T. 2001. Impact melt rocks, shock metamorphism, and ... cite web}}: Missing or empty ,title= (help) Ernstson, K., Claudin, F., Schüssler, U. & Hradil, K. (2002): The mid-Tertiary ... 1], Ernstson, K., Schüssler, U., Claudin, F., and Ernstson, T. (2003). An impact crater chain in northern Spain. Meteorite, 9, ...
Morita K, Sasaki H, Furuse M, Tsukita S (1999). "Endothelial Claudin: Claudin-5/Tmvcf Constitutes Tight Junction Strands in ... Claudin-6 is a protein that in humans is encoded by the CLDN6 gene. It belongs to the group of claudins. The knockout mice of ... "Entrez Gene: CLDN6 claudin 6". Human CLDN6 genome location and CLDN6 gene details page in the UCSC Genome Browser. Kniesel U, ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ...
Claudin and occludin are proteins that are essential for the formation of the tight junctions between the cells of the blood- ... The study showed that MMP-3 accomplishes this damage by degrading claudin-5, occludin, and ZO-1 (another tight junction protein ... Furuse M, Fujita K, Hiiragi T, Fujimoto K, Tsukita S (Jun 1998). "Claudin-1 and -2: novel integral membrane proteins localizing ... The WT mice were shown to have lower claudin-5 and occludin levels than the KO mice after TBI. ...
2012 - In silico directed mutagenesis identifies the CD81/claudin-1 hepatitis C virus receptor interface. Davis C, Harris HJ, ... Cellular microbiology 15: 430-45 Link 2013 - Heterogeneous claudin-1 expression in human liver. Harris HJ, Wilson GK, Hübscher ... Hepatology 57: 854-5 Link 2014 - Hypoxia inducible factors in liver disease and hepatocellular carcinoma: current understanding ...
ISBN 2710330733 Eugène de Mirecourt, Méry (1858) Text online Gustave Claudin, Méry : sa vie intime, anecdotique et littéraire ( ... in 5 acts and 10 tableaux, in prose and in verse, with Gérard de Nerval and Bernard Lopez, ballets by Adrien Text online Kilien ... 5 April 1851: Raphaël, historical comedy in 3 acts, in verse 1852: Le Sage et le Fou, three-act comedy, in verse, with Bernard ... in 5 acts and 7 tableaux, traduction du drame indien du Roi Soudraka Text online 1852: L'Imagier de Harlem, ou la Découverte de ...
These complexes, formed primarily of members of the claudin and the occludin families, consist of about 35 different proteins, ... Epithelial cells are continuously renewed every 4-5 days through a process of cell division, maturation, and migration. Renewal ...
Claudin-12 is a protein that in humans is encoded by the CLDN12 gene. It belongs to the group of claudins. GRCh38: Ensembl ... "Entrez Gene: CLDN12 claudin 12". Human CLDN12 genome location and CLDN12 gene details page in the UCSC Genome Browser. Kniesel ... 2001). "claudin-18, a novel downstream target gene for the T/EBP/NKX2.1 homeodomain transcription factor, encodes lung- and ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ...
Famous composers of these "Parisian" chansons included Claudin de Sermisy and Clément Janequin. Janequin's La guerre, written ... Brotton, J., The Renaissance: A Very Short Introduction, OUP, 2006 ISBN 0-19-280163-5. Tanaka 1992, p. 90 Tanaka, Hidemichi ( ...
Claudin-20 is a protein that in humans is encoded by the CLDN20 gene. It belongs to the group of claudins. GRCh38: Ensembl ... "Entrez Gene: CLDN20 claudin 20". Human CLDN20 genome location and CLDN20 gene details page in the UCSC Genome Browser. Kniesel ... Hewitt KJ, Agarwal R, Morin PJ (Aug 2006). "The claudin gene family: expression in normal and neoplastic tissues". BMC Cancer. ... Tsukita S, Furuse M (2003). "Claudin-based barrier in simple and stratified cellular sheets". Curr. Opin. Cell Biol. 14 (5): ...
... is concentrated at tight junctions through its possible interaction with claudin-1 and junctional adhesion molecule". The ... 15 (5): 525-30. doi:10.1016/S0955-0674(03)00104-2. PMID 14519386. Naik UP, Eckfeld K (2004). "Junctional adhesion molecule 1 ( ...
... has overexpressed HER2/neu Normal breast-like Claudin-low: a more recently described class; often triple-negative, but distinct ... MammaPrint has 5 FDA clearances and is the only FDA cleared microarray assay available. To be eligible for the MammaPrint gene ... 5 (1): 5-23. doi:10.1016/j.molonc.2010.11.003. PMC 5528267. PMID 21147047. Geyer, F. C.; Marchiò, C.; Reis-Filho, J. S. (2009 ... Retrieved 5 August 2022. This article incorporates text from this source, which is in the public domain. References for pie ...
Claudin E is a molecule found in tight junctions that appears to be expressed in the EVL and required for normal zebrafish ... "The tight junction component claudin E is required for zebra fish epiboly". Developmental Dynamics. 239 (2): 715-722. doi: ... 132 (5): 1105-16. doi:10.1242/dev.01668. PMID 15689372. Kimmel CB, Warga RM (November 1987). "Indeterminate cell lineage of the ... 5 (7): e1000563. doi:10.1371/journal.pgen.1000563. PMC 2700972. PMID 19609345. Mungo Marsden; Douglas W. DeSimone (2001-09-15 ...
Markov AG, Falchuk EL, Kruglova NM, Radloff J, Amasheh S (January 2016). "Claudin expression in follicle-associated epithelium ... 11 (5): 770-84. doi:10.1016/j.celrep.2015.03.067. PMID 25921539. Diener M (January 2016). "Roadblock for antigens--take a ... 46 (5): 1095-104. doi:10.1023/a:1010778532240. PMID 11341655. S2CID 34204173. Ermund A, Gustafsson JK, Hansson GC, Keita AV ( ... Among the mononuclear cells, CD4+/CD25+ (10%) cells and CD8+/CD25+ (5%) cells are more abundant in Peyer's patches than in the ...
Claudin de Sermisy, Thomas Crecquillon, Domenico Ferrabosco, Jean de Latre, Jacquet de Berchem, Jakob Meiland, Alexander ... 300 R/Vv, 123". The codex, consisting of 183 folia, is bound in parchment with the initials "P W S P" and the number "1 5 9 1" ... Contains 5 pieces Martin Rost, Die Norddeutsche Orgelkunst Vol.2 - Danzig, published by MDG, MDG MDG 319 0178-2, 2003; Contains ... 5 pieces Wolfgang Baumgratz, Orgels in Hanzesteden, published by NCRV, NCRV 9088, 1992; Contains 4 pieces Bogusław Grabowski, ...
Claudin, P; Andreotti, B (2006). "A scaling law for aeolian dunes on Mars, Venus, Earth, and for subaqueous ripples". Earth and ... Chang, Alicia (August 5, 2008). "Scientists: Salt in Mars soil not bad for life". USA Today. Associated Press. Retrieved August ... "MEPAG Goal 5: Toxic Effects of Martian Dust on Humans". Mars Exploration Program Analysis Group. NASA Jet Propulsion Laboratory ... Retrieved August 5, 2008. "Measuring Electrostatic Phenomena on Mars and the Moon" (PDF). Proceedings of The Institute of ...
Claudin grabs a sword to fight them with. Raoul fires his gun at Claudin, but Anatole knocks Raoul's arm, and the shot hits the ... She is unaware that Erique Claudin loves her and was the one who funded all her singing lessons. Claude Rains as Erique Claudin ... Enraged, Claudin strangles Pleyel. Georgette, the publisher's assistant, throws etching acid in Claudin's face, horribly ... Claudin hears his concerto being played in the office and is convinced that Pleyel is trying to steal it; unbeknownst to him, a ...
"Systems Proteomics View of the Endogenous Human Claudin Protein Family". Journal of Proteome Research. 15 (2): 339-359. doi: ... 6 (5): 1997-2004. doi:10.1021/pr070025y. PMID 17397212. Binz, P. A.; Barkovich, R; Beavis, R. C.; Creasy, D; Horn, D. M.; ... 35 (5): 406-409. doi:10.1038/nbt.3790. ISSN 1087-0156. PMC 5831141. PMID 28486464. Omenn, Gilbert S.; Lane, Lydie; Lundberg, ... 88 (5): 2847-2855. doi:10.1021/acs.analchem.5b04567. ISSN 0003-2700. PMID 26849966. Keegan, Sarah; Cortens, John P; Beavis, ...
"Decreased lactate dehydrogenase B expression enhances claudin 1-mediated hepatoma cell invasiveness via mitochondrial defects ... 30 (5): 1799-805. PMID 20592382. Hendrickson SL, Lautenberger JA, Chinn LW, Malasky M, Sezgin E, Kingsley LA, Goedert JJ, Kirk ... 5 (9): e12862. Bibcode:2010PLoSO...512862H. doi:10.1371/journal.pone.0012862. PMC 2943476. PMID 20877624. Swiderek K, Paneth P ... Pseudogenes have been identified on chromosomes X, 5 and 13. GRCh38: Ensembl release 89: ENSG00000111716 - Ensembl, May 2017 ...
MicroRNA Gong Y, Renigunta V, Himmerkus N, Zhang J, Renigunta A, Bleich M, Hou J (April 2012). "Claudin-14 regulates renal Ca ... 108 (5): 1111-21. doi:10.1007/s00436-010-2152-z. PMID 21085987. S2CID 37782043. Miko E, Czimmerer Z, Csánky E, Boros G, Buslig ...
Claudin de Sermisy, French composer (b. 1495) October 18 - Anne d'Alençon, French noblewoman (b. 1492) November 7 - Maldeo ... November 5 - Battle of Corrichie in Scotland: The rebellion of George Gordon, Earl of Huntly is crushed by James Stewart, Earl ... ISBN 978-0-89009-366-5. Williams, Hywel (2005). Cassell's Chronology of World History. London: Weidenfeld & Nicolson. pp. 223- ... September 5 - Katharina Zell, German Protestant reformer (b. 1497) October - George Gordon, 4th Earl of Huntly (b. 1514) ...
Nevertheless, another sources document existence of mTEC unipotent progenitors that express claudin 3 and 4 (Cld3/4). These two ... "Medullary thymic epithelial cells expressing Aire represent a unique lineage derived from cells expressing claudin". Nature ... 41 (5): 753-61. doi:10.1016/j.immuni.2014.10.011. PMID 25464854. Ohigashi I, Zuklys S, Sakata M, Mayer CE, Hamazaki Y, Minato N ... 3 (5): 383-91. doi:10.1038/nri1085. PMID 12766760. S2CID 28321309. Kurobe H, Liu C, Ueno T, Saito F, Ohigashi I, Seach N, ...
"Claudin-1 overexpression effect on lung adenocarcinoma cell line". NCBI GEO Profiles. Retrieved 4 May 2015. Vandepoele K, Van ... NBPF1 is a 1214 amino acid long protein in humans that weighs 139 kD and has an isoelectric point of around 5. A feature about ... 220 (5): 3053-60. doi:10.1007/s00429-014-0814-9. PMC 4722867. PMID 24957859. Davis JM, Searles VB, Anderson N, Keeney J, Dumas ... 5 (8): e12089. Bibcode:2010PLoSO...512089D. doi:10.1371/journal.pone.0012089. PMC 2918508. PMID 20711500. Dumas L, Sikela JM ( ...
Following the 20th Congress of the Communist Party of the Soviet Union in 1956 Claudin found himself increasingly at odds with ... ISBN 978-0-19-965658-5. Retrieved 2015-07-18. v t e (Articles with hCards, Articles with ISNI identifiers, Articles with VIAF ...
In the 16th century, Claudin de Sermisy set the psalm. In the 17th century, Henry Dumont set this psalm for La Chapelle Royale ... Verses 1-5: The Psalmist's personal experience of God's compassion; Verses 6-19: The attributes of God as seen in his ...
... is concentrated at tight junctions through its possible interaction with claudin-1 and junctional adhesion molecule". J. Biol. ... Becamel C, Figge A, Poliak S, Dumuis A, Peles E, Bockaert J, Lubbert H, Ullmer C (2001). "Interaction of serotonin 5- ... MPDZ has been shown to interact with: 5-HT2C receptor, CD117, and PLEKHA1. GRCh38: Ensembl release 89: ENSG00000107186 - ... "Interaction of serotonin 5-hydroxytryptamine type 2C receptors with PDZ10 of the multi-PDZ domain protein MUPP1". J. Biol. Chem ...
2 January 2020). "An RNA vaccine drives expansion and efficacy of claudin-CAR-T cells against solid tumors". Science. 367 (6476 ... "Claudin-18 splice variant 2 is a pan-cancer target suitable for therapeutic antibody development". Clinical Cancer Research. 14 ... Plus CAPOX Compared With Placebo Plus CAPOX as First-line Treatment of Subjects With Claudin (CLDN) 18.2-Positive, HER2- ... 72 (5): 1081-1091. doi:10.1158/0008-5472.CAN-11-3722. ISSN 0008-5472. PMID 22237626. Wikidata Q39413641. Cedrik M Britten; ...
Van Itallie CM, Mitic LL, Anderson JM (July 2012). "SUMOylation of claudin-2". Annals of the New York Academy of Sciences. 1258 ... 278 (5344): 1803-5. Bibcode:1997Sci...278.1803C. doi:10.1126/science.278.5344.1803. PMID 9388184. Liu B, Liao J, Rao X, Kushner ... 35 (5): 669-82. doi:10.1016/j.molcel.2009.07.013. PMC 2771690. PMID 19748360. Palvimo JJ (December 2007). "PIAS proteins as ... 5 (8): 593-605. doi:10.1038/nri1667. PMID 16056253. S2CID 7466028. University, James D. Watson, Cold Spring Harbor Laboratory, ...
... expression is significantly increased after the overexpression of claudin-1 in lung adenocarcinoma cell lines. Claudin ... C11orf49 expression is significantly increased after the overexpression of Claudin-1 in lung adenocarcinoma cells. C11orf49 ... There are 5 known isoforms for the C11orf49 protein with isoform 2 being the most complete protein, encoded by transcript ... Table 5. List of binding transcription factors to the GXP_204543 promoter. Both microarray expression patterns and RNA-Seq data ...
"Medullary thymic epithelial cells expressing Aire represent a unique lineage derived from cells expressing claudin". Nature ... 3 (5): 383-391. doi:10.1038/nri1085. ISSN 1474-1733. PMID 12766760. S2CID 28321309. Ueno, Tomoo; Saito, Fumi; Gray, Daniel H. D ... 5 (5): 546-553. doi:10.1038/ni1064. ISSN 1529-2908. PMID 15098031. S2CID 10282524. Rossi, Simona W.; Jenkinson, William E.; ... 41 (5): 753-761. doi:10.1016/j.immuni.2014.10.011. ISSN 1074-7613. PMID 25464854. (Immunology, Thymus, Epithelial cells). ...
... as well as production of epithelial proteins such as desmoplakin and claudin, and activate the expression of vimentin and ... and 5) "pulling" the trailing edge toward movement through the newly formed defects in the matrix structure. Since the cells ...
... have increased blood-brain barrier permeability due to decreased expression of tight junction proteins occludin and claudin-5 ... 25 (5): 378-387. doi:10.1016/j.smim.2013.09.003. PMID 24209708. Palm, Noah W.; de Zoete, Marcel R.; Flavell, Richard A. (August ... 13 (5): 321-335. doi:10.1038/nri3430. PMID 23618829. S2CID 205491968. Hooper Lora V., Bry Lynn, Falk Per G., Gordon Jeffrey I ... 9 (5): 313-323. doi:10.1038/nri2515. PMC 4095778. PMID 19343057. Mazmanian, Sarkis K.; Round, June L.; Kasper, Dennis L. (2008 ...
... claudin-7 and low expression of occludin in OSCC. Only claudin-7 expression showed impact on clinic-pathological parameter of ... Expression of claudin-5, claudin-7 and occludin in oral squamous cell carcinoma and their clinico-pathological significance. ... Only loss of claudin-7 expression was associated with the high pathologic grade, advanced TNM staging, large tumor size, the ... The claudin-5 immunoreactivity was observed in 26.6% of cases. The positive immunoreactivity of claudin-7 is more noted (93.3 ...
Rabbit Polyclonal Claudin 1 antibody C-Term for IHC, WB. Order anti-Claudin 1 antibody ABIN2704650. ... Target Details for Claudin 1 (hide) Target Claudin 1 (CLDN1) Alternative Name Claudin 1 (CLDN1 Products) Synonyms CLD1, ILVASC ... Target See all Claudin 1 (CLDN1) Antibodies Claudin 1 (CLDN1) Binding Specificity All epitopes for Claudin 1 antibodies * AA ... SEMP1, AI596271, cldn19, claudin-1, cld1, ilvasc, semp1, CLDN1, claudin 1, claudin 1 S homeolog, CLDN1, Cldn1, cldn1, cldn1.S ...
Claudin low is often triple-negative, but distinct in that there is low expression of cell-cell junction proteins including E- ... Phenotypic and molecular characterization of the claudin-low intrinsic subtype of breast cancer. Breast Cancer Research. 2010; ... 1995;81(5):727-36.. *21. Malkin D, Li FP, Strong LC, Fraumeni J, Nelson CE, Kim DH, et al. Germ line p53 mutations in a ... 2010;11(5):326.. *18. Slamon DJ, Godolphin W, Jones LA, Holt JA, Wong SG, Keith DE, et al. Studies of the HER2/neu proto- ...
Claudin, 1881).. John Ferguson (1837-1916), Professor of Chemistry, University of Glasgow: purchased at the Chasles sale 1 Aug ... 18th century): on 5/7v (f. 39v) annotation (slightly cropped) in capitals "Este libro es de Micer Royo".. Michel Chasles (1793- ...
Claudin‑9 is a novel prognostic biomarker for endometrial cancer. Endo Y, Sugimoto K, Kobayashi M, Kobayashi Y, Kojima M, ... EpCAM proteolysis and release of complexed claudin-7 repair and maintain the tight junction barrier. Higashi T, Saito AC, ... 2022 Nov;61(5):135. doi: 10.3892/ijo.2022.5425. Epub 2022 Sep 21. Int J Oncol. 2022. PMID: 36129146 Free PMC article. ... 2022 Nov 5;12(1):18745. doi: 10.1038/s41598-022-23524-y. Sci Rep. 2022. PMID: 36335161 Free PMC article. ...
Claudin-5 and VE-Cadherin expression was not significantly higher under hypoxic condition (C). Expression of other tight ... Results show improved organization of claudin-5 in organoids that were treated with SDG or 2-AG for 48 hours before culturing ... These studies showed significant increase in blood occludin levels and non-significant levels in blood claudin-5 levels63. ... Results also showed maintenance of claudin-5 and beta catenin under hypoxic condition when organoids were treated with SDG and ...
FHHNC is caused by mutations in the gene CLDN16, which encodes for paracellin-1 (claudin-16), [18] a member of the claudin ... 16] In humans, mutations in the claudin-16 (previously known as paracellin-1) and claudin-19 genes cause a hereditary disease, ... 17, 18, 19] Mutations in claudin-19 are also associated with severe ocular involvement. [16] ... Unusual clinical presentation and possible rescue of a novel claudin-16 mutation. J Clin Endocrinol Metab. 2006 Aug. 91(8):3076 ...
Claudin III 119. Bechtel E-170. Pell 220. CRF X 4. ISTC ia00118200. ... 34a Z. 5 Cy commance la preface du premier liure de eſope.  … Endet Bl. 146b Cy finiſſent les ſubtilles fables de eſope ...
So, we have shown in these animals that we control claudin-5 and occludin levels. Over time, we can decrease the levels of ... One of them is called claudin-5, the other one is called occludin. These components hold endothelial cells together very, very ... Researcher Matthew Campbell has found a way to do this by deactivating two molecules - called claudin-5 and occludin - which ... claudin-5 and occludin, is very, very safe when its administered into a vein of a larger animal such as a non-human primate. ...
Claudin II 322. Ce³ B-1198. IGICorr 2155A. Pell 2991. CRF I 369. CRF XII 158. BSB-Ink B-915. Pr 8313. BMC VIII 188.IA 40713. ... Claudin IV 400-402. CBB 901. Ce³ B-1202. IBE 1215. IDL 1051. IGI 2161. Pell 2996. CRF III 229. CRF XVII 259. Schlechter-Ries ... Claudin III 463. Pell 2997. CRF VI 502. Oates 3208. ISTC ib01197400. ... 2:65G, 3:84G, 5:96G, 6:ca.80G. Init. a, b. Rubr. β, γ. 10 Hlzs., darunter 5 schematische. DrM I des Etienne Jehannot KolTit. ...
Claudin-5: gatekeeper of neurological function. Fluids Barriers CNS 2019;16:3. [PMID: 30691500 DOI: 10.1186/s12987-019-0123-z] ... 5. M Tóth O, Menyhárt Á, Frank R, Hantosi D, Farkas E, Bari F. Tissue Acidosis Associated with Ischemic Stroke to Guide ... eNeuro 2018;5:ENEURO. [PMID: 30073201 DOI: 10.1523/ENEURO.0116-18.2018] [Cited by in Crossref: 18] [Cited by in F6Publishing: ... PMID: 31815209 DOI: 10.1016/j.cophys.2019.10.013] [Cited by in Crossref: 3] [Cited by in F6Publishing: 5] [Article Influence: ...
The expression of claudin-5, occludin, ZO-1, and connexin-43 was significantly decreased. The damage caused by ZnO NPs could be ... 5.. Lee JH, Huh YM, Jun YW, et al. Artificially engineered magnetic nanoparticles for ultra-sensitive molecular imaging. Nat ... In exposed carbon nanotubes to female mice, delivery of the first litter was delayed by an average of 5 days.67 ... Ultrasensitive molecular imaging nanoprobes can be used to detect targeted biological structures.5 AuNPs are a reliable label- ...
... occludin and claudin-5) and influx and efflux transporters (Glut-1 and P-glycoprotein), the latter supporting evidence for ... occludin and claudin-5) and influx and efflux transporters (Glut-1 and P-glycoprotein), the latter supporting evidence for ... Human adult brain sections were used to test the BBB-specific markers (Glut 1, P-gp, Claudin-5, Occludin), Cx43 antibody was ... and occludin/claudin-5. (A-C) A radial microvessel surrounded by GFAP-reactive RG fibers is revealed by the Glut-1 reactive ...
ZONAB also regulates the expression and localisation of tight junction proteins JACOP and claudin-5. Also, endothelial ZONAB ...
Claudin and occludin expression and function in the seminiferous epithelium. Carla M.K. Morrow, Dolores Mruk, C. Yan Cheng, Rex ... Dive into the research topics of Claudin and occludin expression and function in the seminiferous epithelium. Together they ...
2. Hudson N, Celkova L, Doyle S, Campbell M, Aberrant BMAL1 dependent claudin-5 cycling induces geographic atrophy, ... Dysregulated claudin-5 cycling in the inner retina causes retinal pigment epithelial cell atrophy, JCI Insight, 4, (15), 2019, ... 5), 2013, p920-928 Journal Article, 2013 TARA - Full Text DOI ...
Microbial-derived butyrate promotes epithelial barrier function through IL-10 receptor-dependent repression of claudin-2. J. ... Figure 5. IgA values (described as ng/g feces) from fecal samples of the probiotic group (gray bar), and the control group ( ... Figure 5. IgA values (described as ng/g feces) from fecal samples of the probiotic group (gray bar), and the control group ( ... Figure 5 shows that the total IgA levels in the fecal extracts of the probiotic group were higher than those in the control, ...
Claudin Cherelus led Alcorns defense with 14 total tackles and one sack. McCullum had seven tackles to go with his game-ending ... Javonta Leatherwoods 5-yard touchdown run for Alcorn State tied the game 16-16 with 6:48 remaining. Howard scored on a 2-yard ... Alcorn State (4-5, 3-3 Southwestern Athletic Conference) ended a three-game losing streak and has won the last five meetings ... against Prairie View A&M (5-4, 4-2).. Alcorn will return home to face Bethune-Cookman next Saturday, Nov. 12, at 2 p.m. at Jack ...
Roundabout 4 regulates blood-tumor barrier permeability through the modulation of ZO-1, Occludin, and Claudin-5 expression. J ... 5. Pircher A, Hilbe W, Heidegger I, Drevs J, Tichelli A, Medinger M. Biomarkers in tumor angiogenesis and anti-angiogenic ... Figure 5 Kaplan Meier curves analyzing overall survival of patients with high (green) versus low (blue) A) Robo 4 and B) Slit 2 ... In general, PCa has a favorable disease course and up to 84% and 74% of patients have a 5- year and 10-year disease free ...
f Quantification of claudin-5 and ZO-1 in the serum. Scar bars = 100 μm in (a-c), Scar bars = 2 μm on the lower power lens maps ... Serum was separated by centrifugation and stored at − 80 °C until quantitative analysis of claudin-5 and ZO-1 using ELISA kits ... c Immunohistochemical sections showing increased expression of EPO and VEGF-A and decreased expression of claudin-5 and ZO-1 ... 6c, e), while serology revealed significantly increased serum concentrations of claudin-5 and ZO-1 in the model group (P , 0.05 ...
Category: claudin 6 antibody. Bacterial triacylglycerol lipase is a potential cholesterol esterase: Identification of a key ... Antibodies, Assay Kits, Biology Cells, cDNA, claudin 6 antibody, Clia Kits, Culture Cells, cyp27b1 antibody, Devices, DNA, DNA ... Antibodies, Assay Kits, Biology Cells, cDNA, claudin 6 antibody, Clia Kits, Culture Cells, Devices, DNA, DNA Templates, DNA ... Antibodies, Assay Kits, Biology Cells, cDNA, claudin 6 antibody, Clia Kits, Culture Cells, cyp27b1 antibody, Devices, DNA, DNA ...
Claudin-18 splice variant 2 is a pan-cancer target suitable for therapeutic antibody development.. Clin Cancer Res. . 2008;14( ... Claudin-18, a novel downstream target gene for the T/EBP/NKX2.1 homeodomain transcription factor, encodes lung- and stomach- ... Comparison of Claudin 18.2 expression in primary tumors and lymph nodes metastases in Japanese patients with gastric ... Astellas Announces Zolbetuximab Meets Primary Endpoint in Phase 3 SPOTLIGHT Trial as First-Line Treatment in Claudin 18.2 ...
Claudin De Sermisy (1) * Dominique Phinot (1) * Jean Mouton (1) * Johannes Lupi (1) ...
... occludin and claudin-5. In mice just two months old, the numbers of those important tight junction proteins in the linings of ...
ERNSTSON CLAUDIN IMPACT STRUCTURES - METEORITE CRATERS. Research on impact geology, geophysics, petrology, and impact cratering ... 5. Breccia generations in the basal breccia; see below hammer. Central-uplift chain, northeast of Caudé. ...
Influenza Infects Lung Microvascular Endothelium Leading to Microvascular Leak: Role of Apoptosis and Claudin-5. ...
PAX8, SF1, and GATA-3 were rarely positive, while claudin-4, FOXL2, and TTF-1 were consistently negative. All sequenced tumors ... and claudin-4. One of three cases was positive for WT-1. Targeted MPS was successfully performed on 4 of 5 tumors, and showed ... claudin-4, SMARCA4, and SMARCB1. Targeted molecular profiling was performed on 15 cases. Patients with SDUS were significantly ... Conversely, 5/14 benign cervices (36%) were misinterpreted as pattern-A by ≥2 reviewers. The number of glands per 20× field was ...
... ... levels of the claudin 1 protein. We propose that claudin 1 functions both as a tumor suppressor as well as a tumor enhancer/ ... In this paper, we discuss recent advances in our understanding of the potential role of claudin 1 in breast cancer. We also ...
Claudin-10 is required for relay of left-right patterning cues from Hensens node to the lateral plate mesoderm,. Developmental ... Claudin-1 is a p63 target gene with a crucial role in epithelial development PLoS ONE , 3, 7. ... Activation of an SP binding site is crucial for the expression of Claudin 1 in rat epididymal principal cells Biology of ... In utero exposure to tributyltin alters the expression of E-cadherin and localization of claudin-1 in intercellular junctions ...
  • Background: Claudin and occludin are the important tight junctions protein in human. (uv.es)
  • The objective of this study was to investigate the expression of claudin-5, claudin-7 and occludin in oral squamous cell carcinoma (OSCC) and their relationships with the prognostically-related clinico-pathologic features. (uv.es)
  • Material and Methods: Standard indirect immunohistochemical technique using anti-claudin-5, anti-claudin-7 and anti-occludin was performed in formalin-fixed paraffin-embedded tissue sections of 66 OSCC samples from Faculty of Dentistry, Chulalongkorn University. (uv.es)
  • Conclusions: The results showed expression of claudin-5, claudin-7 and low expression of occludin in OSCC. (uv.es)
  • One of them is called claudin-5, the other one is called occludin. (thenakedscientists.com)
  • So, we have shown in these animals that we control claudin-5 and occludin levels. (thenakedscientists.com)
  • We also recently have data from a non-human primate study whereby we've shown that the molecule that we use that targets these molecules, claudin-5 and occludin, is very, very safe when it's administered into a vein of a larger animal such as a non-human primate. (thenakedscientists.com)
  • The BBB status of cortex microvessels was examined at a defined stage of cortex development, at the end of neuroblast waves of migration, and before cortex lamination, with BBB-endothelial cell markers, namely tight junction (TJ) proteins (occludin and claudin-5) and influx and efflux transporters (Glut-1 and P-glycoprotein), the latter supporting evidence for functional effectiveness of the fetal BBB. (frontiersin.org)
  • As the dose of ES increased, the relative expressions of claudin-5 and occludin protein tended to increase, while the relative expressions of VCAM-1, ICAM-1 and VEGF tended to decrease. (cjeo-journal.org)
  • ZONAB also regulates the expression and localisation of tight junction proteins JACOP and claudin-5. (bl.uk)
  • The tetraspan membrane protein is a member of the claudin family of tight junction proteins. (lamerie.com)
  • Many proteins in the claudin family have high sequence identity. (lamerie.com)
  • Recognizes endogenous levels of Claudin 1 protein. (antibodies-online.com)
  • We also discuss the significance of a subset of estrogen receptor negative breast cancers which express "high" levels of the claudin 1 protein. (umanitoba.ca)
  • Blood-Mind Barrier Protein Claudin-5 Expressed in Paired Xenopus laevis Oocytes Mediates Cell-Cell Interplay Claudin-5 determines the sealing properties of blood-brain barrier tight junctions and its operate is impaired in neurodegenerative and neuroinflammatory issues. (konka-chemical.com)
  • Caused by a mutation in the CLDN1 gene on chromosome 3q28 coding for the tight junction protein claudin-1. (cdc.gov)
  • Zolbetuximab is an investigational first-in-class monoclonal antibody targeting Claudin 18.2 (CLDN18.2), for the first-line treatment of patients with CLDN18.2-positive, HER2-negative, locally advanced unresectable or metastatic gastric or gastroesophageal junction (GEJ) adenocarcinoma. (pressreach.com)
  • A claudin subtype that is found localized to TIGHT JUNCTIONS in VASCULAR ENDOTHELIAL CELLS . (bvsalud.org)
  • Frequent expression of conventional endothelial markers in pleural mesothelioma: Usefulness of claudin-5 as well as combined traditional markers to distinguish mesothelioma from angiosarcoma. (or.jp)
  • By analyzing the differential H2Bub1-enriched genes in claudin-low and basal-like subtypes, we found that miR200 family is highly enriched for H2Bub1 and has higher levels of expression in basal-like cells. (tmc.edu)
  • Studies on liver development in model organisms have identified genes and signalling pathways vital for the formation of the hepatic lineage [ 5 , 6 ] and, in recent years, a number of laboratories have reported various protocols that can successfully differentiate both hESCs and hiPSCs into hepatocyte-like cells by recapitulating liver development. (biomedcentral.com)
  • Epub 2022 Nov 5. (nih.gov)
  • Sci Rep. 2022 Nov 5;12(1):18745. (nih.gov)
  • Food Sci Anim Resour 2022;42(5):903-914. (kosfaj.org)
  • Loss of E-Cadherin, which is a main determinant of epithelial tissue organization and cell polarity, is considered a hallmark of EMT ( 5 ). (iiarjournals.org)
  • The exogenous promoter and human FGL1 coding sequence was inserted to replace part of murine exon 4 and all of exons 5-7. (biocytogen.com)
  • miR200b overexpression decreases cell proliferation and colony formation specifically in claudin-low cells. (tmc.edu)
  • Only loss of claudin-7 expression was associated with the high pathologic grade, advanced TNM staging, large tumor size, the presence of microscopic perineural, vascular invasions and regional lymph node involvement. (uv.es)
  • Dysregulation of claudin-5 in HIV-induced interstitial pneumonitis and lung vascular injury. (bvsalud.org)
  • EpCAM proteolysis and release of complexed claudin-7 repair and maintain the tight junction barrier. (nih.gov)
  • There is a tendency towards the association of the higher claudin-7 expression and a longer survival time (P=0.012). (uv.es)
  • Only claudin-7 expression showed impact on clinic-pathological parameter of OSCC. (uv.es)
  • Association of Cytokeratin 5 and Claudin 3 expression with BRCA1 and BRCA2 germline mutations in women with early breast cancer. (cdc.gov)
  • KLH-conjugated synthetic peptide encompassing a sequence within the C-term region of human Claudin 1. (antibodies-online.com)
  • B-hFGL1 MC38 cells (5×105) and wild-type MC38 cells (5×105) were subcutaneously implanted into C57BL/6N mice (female, 8-week-old, n=6). (biocytogen.com)
  • We propose that claudin 1 functions both as a tumor suppressor as well as a tumor enhancer/facilitator in breast cancer. (umanitoba.ca)
  • Claudin 6 (CLDN6) is a compelling tumor antigen. (lamerie.com)
  • The facts that preliminary clinical experience shows high anti-tumor activity of the first drug candidate and that the competitive field still is limited, make claudin 6 an exceptionally attractive target for drug discovery and development. (lamerie.com)
  • of the 5 cell passages for genogroup I and II viruses. (cdc.gov)
  • By examining the global levels of histone modifications in distinct subtypes, I found that H2Bub1 level is lower in claudin-low breast cancer cell lines compared with basal-like breast cancer cell lines. (tmc.edu)
  • Cytopathic effect and norovirus RNA were detected at each of the 5 cell passages for genogroup I and II viruses. (cdc.gov)
  • However, the mRNA levels of deubiquitinases and E3 ligases targeting H2Bub1 have no significant difference between basal-like and claudin-low subtypes. (tmc.edu)
  • Representative models of differentiated human intes- transmission are ingestion of contaminated food and water tinal epithelium can be established by growing cells in 3 and person-to-person contact ( 5 ). (cdc.gov)
  • The most common routes of norovirus transmission are ingestion of contaminated food and water and person-to-person contact ( 5 ). (cdc.gov)
  • In this paper, we discuss recent advances in our understanding of the potential role of claudin 1 in breast cancer. (umanitoba.ca)
  • Molecular profiling has identified 5 distinct subtypes of breast cancer, luminal A, luminal B, HER2-enriched, basal-like, and claudin-low breast cancer. (tmc.edu)
  • The Nonlinearity in Condensed Matter: Proceedings of the Sixth Annual Conference, Center for Nonlinear Studies, Los Alamos, New Mexico, 5-9 May, 1986 has not powered. (alba-foto.de)
  • In vitro differentiation of small intestinal epithelium that nausea, vomiting, and watery diarrhea within 12-24 hours approaches physiologic functionality of the in vivo host of exposure and typically remain symptomatic for 1-2 may allow for the development of a pathogenesis model days ( 5 ). (cdc.gov)
  • Infected persons may develop symptoms of severe nausea, vomiting, and watery diarrhea within 12-24 hours of exposure and typically remain symptomatic for 1-2 days ( 5 ). (cdc.gov)
  • Authenticate with the 5 digit One Time Password (OTP) sent to your registered mobile number. (srgroupchemical.com)
  • The fluorescent probe 4,4-difluoro-5-(4-phenyl-1, 3-butadienyl)-4-bora-3a, 4a-diaza-s-indacene-3-undecanoic acidity (C11-BODIPY), found in the PLIR technique, modifies its fluorescence from reddish colored (FL2) to green (FL1)8,10 due to oxidation. (healthweblognews.info)