Results 51 to 60 of about 14,885 (290)

The renal segmental distribution of claudins changes with development [PDF]

open access: yes, 2002
The renal segmental distribution of claudins changes with development.BackgroundPermeability properties of mammalian nephron are tuned during postnatal maturation.
Reyes, Jose Luis   +7 more
core   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

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-16 and claudin-19 function in the thick ascending limb [PDF]

open access: yesCurrent Opinion in Nephrology and Hypertension, 2010
Claudin-16 and claudin-19 play a major role in the regulation of magnesium reabsorption in the thick ascending limb (TAL). This review describes recent findings of the physiological function of claudin-16 and claudin-19 underlying normal transport function for magnesium reabsorption in the TAL.Mutations in the genes encoding the tight junction proteins
Jianghui, Hou, Daniel A, Goodenough
openaire   +2 more sources

Claudins in human cancer, A review [PDF]

open access: yes, 2010
Claudins are tight junction proteins that are critical for the sealing of cellular sheets and controlling paracellular ion flux. The claudin family of proteins is composed of at least 24 closely related transmembrane proteins, most of them are well ...
Ahmed, A., Ouban, Abderrahman
core  

Claudins as diagnostic and prognostic markers in gynecological cancer [PDF]

open access: yes, 2009
Claudins are the main protein components of tight junctions (TJs) which function as selective barriers by controlling paracellular diffusion, maintain cellular polarity and play a role in signal transduction.
Schaff, Zsuzsa   +3 more
core   +1 more source

Epigenetic reprogramming of lineage switching in cancer

open access: yesFEBS Letters, EarlyView.
Cancer cells rarely commit to a single identity. Epigenetic mechanisms and tumor microenvironment cues push epithelial cells toward flexible, hybrid states that can shift into mesenchymal, neuroendocrine, or stem‐like fates, driving metastasis, drug resistance, and tumor heterogeneity. Targeting the epigenetic regulators behind these transitions, using
Ezgi Boyvatlı   +4 more
wiley   +1 more source

Divergent expression of claudin -1, -3, -4, -5 and -7 in developing human lung

open access: yesRespiratory Research, 2010
Background Claudins are the main components of tight junctions, structures which are associated with cell polarity and permeability. The aim of this study was to analyze the expression of claudins 1, 3, 4, 5, and 7 in developing human lung tissues from ...
Lehtonen Siri   +4 more
doaj   +1 more source

Structure, Function, and Regulation of the Blood-Brain Barrier Tight Junction in Central Nervous System Disorders

open access: yesFrontiers in Physiology, 2020
The blood-brain barrier (BBB) allows the brain to selectively import nutrients and energy critical to neuronal function while simultaneously excluding neurotoxic substances from the peripheral circulation.
Jeffrey J. Lochhead   +3 more
doaj   +1 more source

Blood–Brain Barrier Regulation: Evolving From Classic Strategies to Electrochemical Ion and Reactive Oxygen Species Control

open access: yesAdvanced Healthcare Materials, EarlyView.
Conventional therapies suffer from poor blood–brain barrier (BBB) penetration and disordered ion/reactive oxygen species (ROS) homeostasis, hindering precise neurological treatment. Electrochemical strategies achieve accurate spatiotemporal regulation of neural homeostasis.
Xiaokang Hu   +5 more
wiley   +1 more source

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