Results 31 to 40 of about 20,395 (312)

Biology of claudins

open access: yesAmerican Journal of Physiology-Renal Physiology, 2008
Claudins are a family of tight junction membrane proteins that regulate paracellular permeability of epithelia, likely by forming the lining of the paracellular pore. Claudins are expressed throughout the renal tubule, and mutations in two claudin genes are now known to cause familial hypercalciuric hypomagnesemia with nephrocalcinosis. In this review,
Susanne, Angelow   +2 more
openaire   +3 more sources

Celiac Disease Monocytes Induce a Barrier Defect in Intestinal Epithelial Cells [PDF]

open access: yes, 2019
Intestinal epithelial barrier function in celiac disease (CeD) patients is altered. However, the mechanism underlying this effect is not fully understood.
Branchi, Federica   +6 more
core   +1 more source

Claudin-4 knockout by TALEN-mediated gene targeting in MDCK cells: Claudin-4 is dispensable for the permeability properties of tight junctions in wild-type MDCK cells.

open access: yesPLoS ONE, 2017
Epithelia act as a barrier between the internal and external environments, and the movement of substances via the paracellular pathway is regulated by tight junctions (TJs). Claudins are major determinants of TJ permeability.
Shinsaku Tokuda   +2 more
doaj   +1 more source

Functional Analysis of Gastric Tight Junction Proteins in Xenopus laevis Oocytes

open access: yesMembranes, 2022
The epithelial barrier is crucial for proper gastrointestinal function, preventing the unwanted passage of solutes and therefore representing a prerequisite for vectorial transport.
Laura Stein, Nora Brunner, Salah Amasheh
doaj   +1 more source

Identification of MarvelD3 as a tight junction-associated transmembrane protein of the occludin family [PDF]

open access: yes, 2009
Background: Tight junctions are an intercellular adhesion complex of epithelial and endothelial cells, and form a paracellular barrier that restricts the diffusion of solutes on the basis of size and charge.
Balda, M.S.   +3 more
core   +3 more sources

Quercetin effectively improves LPS-induced intestinal inflammation, pyroptosis, and disruption of the barrier function through the TLR4/NF-κB/NLRP3 signaling pathway in vivo and in vitro

open access: yesFood & Nutrition Research, 2022
Background: Inflammatory bowel diseases are characterized by the alterations of the mucosa and gastrointestinal physiology, and the core of these alterations is endothelial cells.
Hui-Xin Zhang   +3 more
doaj   +1 more source

Intestinal barrier tightening by a cell-penetrating antibody to Bin1, a candidate target for immunotherapy of ulcerative colitis. [PDF]

open access: yes, 2018
Patients afflicted with ulcerative colitis (UC) are at increased risk of colorectal cancer. While its causes are not fully understood, UC is associated with defects in colonic epithelial barriers that sustain inflammation of the colon mucosa caused by ...
Alexander, Walker   +8 more
core   +2 more sources

All about claudins [PDF]

open access: yesTissue Barriers, 2013
Since the discovery of Claudins more than a decade ago, much has been learned about their structure-function relationships. Claudins are tetraspan membrane proteins responsible for the formation of tight junctions. In this capacity, Claudins form a tissue-specific selective permeability barrier that is critical for the function of the tissue.
openaire   +2 more sources

Claudin expression during early postnatal development of the murine cochlea [PDF]

open access: yes, 2018
Citation: Kudo, T., Wangemann, P., & Marcus, D. C. (2018). Claudin expression during early postnatal development of the murine cochlea. BMC Physiology, 18(1), 1.
Kudo, Takayuki   +2 more
core   +3 more sources

Malignant progression of liver cancer progenitors requires lysine acetyltransferase 7–acetylated and cytoplasm‐translocated G protein GαS

open access: yesHepatology, EarlyView., 2022
KAT7‐acetylated and cytoplasm‐translocated G‐protein GαS enhances IL‐6 effect and drives HCC progenitor cell progression. Abstract Background and Aims Hepatocarcinogenesis goes through HCC progenitor cells (HcPCs) to fully established HCC, and the mechanisms driving the development of HcPCs are still largely unknown.
Ye Zhou   +15 more
wiley   +1 more source

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