Results 11 to 20 of about 130,672 (308)

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

Proteomic and bioinformatic analysis of epithelial tight junction reveals an unexpected cluster of synaptic molecules

open access: yesBiology Direct, 2006
Background Zonula occludens, also known as the tight junction, is a specialized cell-cell interaction characterized by membrane "kisses" between epithelial cells.
Tang Vivian W
doaj   +1 more source

Butyrate modifies intestinal barrier function in IPEC-J2 cells through a selective upregulation of tight junction proteins and activation of the Akt signaling pathway. [PDF]

open access: yesPLoS ONE, 2017
The intestinal epithelial barrier, composed of epithelial cells, tight junction proteins and intestinal secretions, prevents passage of luminal substances and antigens through the paracellular space.
Hui Yan, Kolapo M Ajuwon
doaj   +1 more source

Apical surface supracellular mechanical properties in polarized epithelium using noninvasive acoustic force spectroscopy

open access: yesNature Communications, 2017
Determination of apical tension, fluidity, and intercellular adhesive forces in an epithelial monolayer are currently disruptive. Here the authors present a method using acoustic force microscopy to measure changes in these parameters upon tight junction
Alexander X. Cartagena-Rivera   +3 more
doaj   +1 more source

Proteomic analysis of proteins surrounding occludin and claudin-4 reveals their proximity to signaling and trafficking networks. [PDF]

open access: yesPLoS ONE, 2015
Tight junctions are complex membrane structures that regulate paracellular movement of material across epithelia and play a role in cell polarity, signaling and cytoskeletal organization.
Karin Fredriksson   +5 more
doaj   +1 more source

Peripheral Nerve Injury Induces Dynamic Changes of Tight Junction Components

open access: yesFrontiers in Physiology, 2018
Tight junctions seal off physical barriers, regulate fluid and solute flow, and protect the endoneurial microenvironment of the peripheral nervous system. Physical barriers in the peripheral nervous system were disrupted after nerve injury.
Xinghui Wang   +8 more
doaj   +1 more source

Caveolin1 Is Required for Th1 Cell Infiltration, but Not Tight Junction Remodeling, at the Blood-Brain Barrier in Autoimmune Neuroinflammation

open access: yesCell Reports, 2017
Lymphocytes cross vascular boundaries via either disrupted tight junctions (TJs) or caveolae to induce tissue inflammation. In the CNS, Th17 lymphocytes cross the blood-brain barrier (BBB) before Th1 cells; yet this differential crossing is poorly ...
Sarah E. Lutz   +7 more
doaj   +1 more source

Sorbin and SH3 domain-containing protein 2 (SORBS2) is a component of the acto-myosin ring at the apical junctional complex in epithelial cells. [PDF]

open access: yesPLoS ONE, 2017
SORBS2 is a scaffolding protein associated with Abl/Arg non-receptor tyrosine kinase pathways and is known to interact with actin and several other cytoskeletal proteins in various cell types.
Karin Fredriksson-Lidman   +3 more
doaj   +1 more source

Cis-Nerolidol Inhibits MAP Kinase and NF-κB Signaling Pathways and Prevents Epithelial Tight Junction Dysfunction in Colon Inflammation: In Vivo and In Vitro Studies

open access: yesMolecules, 2023
Inflammation of the GI tract leads to compromised epithelial barrier integrity, which increases intestine permeability. A compromised intestinal barrier is a critical event that leads to microbe entry and promotes inflammatory responses.
Vishnu Raj   +7 more
doaj   +1 more source

Syndecan-1 Shedding by Matrix Metalloproteinase-9 Signaling Regulates Alveolar Epithelial Tight Junction in Lipopolysaccharide-Induced Early Acute Lung Injury

open access: yesJournal of Inflammation Research, 2021
Dong Zhang,1 Jin-tao Zhang,1 Yun Pan,1 Xiao-fei Liu,1 Jia-wei Xu,2 Wen-jing Cui,1 Xin-rui Qiao,1 Liang Dong1,2 1Department of Respiratory, Shandong Qianfoshan Hospital, Cheeloo College of Medicine, Shandong University, Jinan, People’s Republic of China ...
Zhang D   +7 more
doaj  

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