Results 41 to 50 of about 14,885 (290)

Antibody-mediated targeting of Claudins in cancer

open access: yesFrontiers in Oncology
Tight junctions (TJs) are large intercellular adhesion complexes that maintain cell polarity in normal epithelia and endothelia. Claudins are critical components of TJs, forming homo- and heteromeric interaction between adjacent cells, which have emerged
Benjamin Vonniessen   +8 more
doaj   +1 more source

Barriers built on claudins [PDF]

open access: yesJournal of Cell Science, 2004
The fundamental functions of epithelia and endothelia in multicellular organisms are to separate compositionally distinct compartments and regulate the exchange of small solutes and other substances between them. Tight junctions (TJs) between adjacent cells constitute the barrier to the passage of ions and molecules through the paracellular pathway and
Kursad, Turksen, Tammy-Claire, Troy
openaire   +2 more sources

Optimal DL-Methionyl-DL-Methionine Supplementation Improved Intestinal Physical Barrier Function by Changing Antioxidant Capacity, Apoptosis and Tight Junction Proteins in the Intestine of Juvenile Grass Carp (Ctenopharyngodon idella)

open access: yesAntioxidants, 2022
The present study was a part of a larger research project that aimed to investigate the effects of Met-Met supplementation on fish growth and intestinal health. This study mainly focused on the relationship between dietary Met-Met and intestinal physical
Pei Wu   +8 more
doaj   +1 more source

Molecular Characterization of Barrier Properties in Follicle-Associated Epithelium of Porcine Peyer's Patches Reveals Major Sealing Function of Claudin-4

open access: yesFrontiers in Physiology, 2017
The pig represents a preferred model for the analysis of intestinal immunology. However, the barrier of the follicle-associated epithelium (FAE) covering porcine Peyer's patches (PP) has not yet been characterized in detail.
Judith Radloff   +3 more
doaj   +1 more source

Blood-Brain Barrier Protein Claudin-5 Expressed in Paired Xenopus laevis Oocytes Mediates Cell-Cell Interaction

open access: yesFrontiers in Physiology, 2020
Claudin-5 determines the sealing properties of blood-brain barrier tight junctions and its function is impaired in neurodegenerative and neuroinflammatory disorders.
Nora Brunner   +5 more
doaj   +1 more source

Anti-Claudin Antibodies as a Concept for Development of Claudin-Directed Drugs [PDF]

open access: yesThe Journal of Pharmacology and Experimental Therapeutics, 2019
Claudin (CLDN) proteins, a tetra-transmembrane family containing over 20 members, have been identified as key structural and functional components of intercellular seals, tight junctions (TJs). CLDNs are involved in the barrier and fence functions of TJs. Loosening the TJ barrier is one strategy for increasing drug absorption and delivery to the brain.
Yosuke, Hashimoto   +7 more
openaire   +2 more sources

Emerging Roles of Claudins in Human Cancer

open access: yes, 2013
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.
Mi Kwon
core   +1 more source

Claudins and mineral metabolism [PDF]

open access: yesCurrent Opinion in Nephrology and Hypertension, 2016
The tight junction conductance made of the claudin-based paracellular channel is important in the regulation of calcium and magnesium reabsorption in the kidney. This review describes recent findings of the structure, the function, and the physiologic regulation of claudin-14, claudin-16, and claudin-19 channels that through protein interactions confer
openaire   +2 more sources

Occludin is required for apoptosis when claudin–claudin interactions are disrupted [PDF]

open access: yesCell Death & Disease, 2012
Disruption of tight junctions is often seen during pathogen infection, inflammation, and tumor progression. Mislocalization of the tight junction proteins occludin and claudin in mammary epithelial monolayers leads to apoptosis through the extrinsic pathway.
Beeman, N, Webb, P G, Baumgartner, H K
openaire   +2 more sources

miR-195-5p Regulates Tight Junctions Expression via Claudin-2 Downregulation in Ulcerative Colitis

open access: yesBiomedicines, 2022
Inflammatory bowel disease (IBD) is characterized by chronic intestinal inflammation associated with an increased intestinal permeability. Several studies have shown that microRNAs (miRNAs) are involved in the IBD pathogenesis.
Viviana Scalavino   +6 more
doaj   +1 more source

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