Results 21 to 30 of about 196,709 (295)

Tight junction proteins

open access: yesProgress in Biophysics and Molecular Biology, 2003
A fundamental function of epithelia and endothelia is to separate different compartments within the organism and to regulate the exchange of substances between them. The tight junction (TJ) constitutes the barrier both to the passage of ions and molecules through the paracellular pathway and to the movement of proteins and lipids between the apical and
L, González-Mariscal   +3 more
openaire   +2 more sources

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

open access: yesBMC Cell Biology, 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 Maria S   +3 more
doaj   +1 more source

Tight Junctions of the Neurovascular Unit

open access: yesFrontiers in Molecular Neuroscience, 2021
The homeostatic balance of the brain and retina is maintained by the presence of the blood-brain and inner blood-retinal barrier (BBB/iBRB, respectively) which are highly specialized barriers.
Natalie Hudson, Matthew Campbell
doaj   +1 more source

Tight Junctions Go Viral!

open access: yesViruses, 2015
Tight junctions (TJs) are highly specialized membrane domains involved in many important cellular processes such as the regulation of the passage of ions and macromolecules across the paracellular space and the establishment of cell polarity in ...
Jesús M. Torres-Flores, Carlos F. Arias
doaj   +1 more source

Effects of acute and chronic disease on cell junctions in mouse liver

open access: yesEXCLI Journal : Experimental and Clinical Sciences, 2023
Cell junctions, including anchoring, occluding and communicating junctions, play an indispensable role in tissue architecture and homeostasis. Consequently, malfunctioning of cell junctions is linked with a wide range of disorders, including in liver ...
Raf Van Campenhout   +2 more
doaj   +1 more source

Developmental expression of claudins in the mammary gland [PDF]

open access: yes, 2017
Claudins are a large family of membrane proteins whose classic function is to regulate the permeability of tight junctions in epithelia. They are tetraspanins, with four alpha-helices crossing the membrane, two extracellular loops, a short cytoplasmic N ...
Baumgartner, Heidi K.   +8 more
core   +1 more source

VE-cadherin and claudin-5: it takes two to tango [PDF]

open access: yes, 2008
Endothelial barrier function requires the adhesive activity of VE-cadherin and claudin-5, which are key components of adherens and tight endothelial junctions, respectively.
A Taddei   +17 more
core   +5 more sources

ZO-1 Guides Tight Junction Assembly and Epithelial Morphogenesis via Cytoskeletal Tension-Dependent and -Independent Functions

open access: yesCells, 2022
Formation and maintenance of tissue barriers require the coordination of cell mechanics and cell–cell junction assembly. Here, we combined methods to modulate ECM stiffness and to measure mechanical forces on adhesion complexes to investigate how tight ...
Alexis J. Haas   +8 more
doaj   +1 more source

COMPARATIVE ANALYSIS OF TIGHT JUNCTIONS OF EPITHELIUM OF RATS JEJUNUM UNDER THE EFFECT OF LIPOPOLYSACCHARIDE AND CHOLERA TOXIN

open access: yesЖурнал микробиологии, эпидемиологии и иммунобиологии, 2016
Aim. Comparative study of tight junctions and ultrastructure alterations of enterocytes of mucous membranes of jejunum of rats under the effect of lipopolysaccharides and cholera toxin. Materials and methods.
O. N. Vishnevskaya   +4 more
doaj   +1 more source

Loss of Endothelial Barrier Function in the Inflammatory Setting: Indication for a Cytokine-Mediated Post-Transcriptional Mechanism by Virtue of Upregulation of miRNAs miR-29a-3p, miR-29b-3p, and miR-155-5p

open access: yesCells, 2021
Dysfunction of the endothelial barrier plays a central role in the pathogenesis of both acute and chronic inflammatory processes such as sepsis or atherosclerosis.
Daniel Maucher   +2 more
doaj   +1 more source

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