Results 121 to 130 of about 14,180 (293)

ZO-1 and ZO-2 Independently Determine Where Claudins Are Polymerized in Tight-Junction Strand Formation

open access: yes, 2006
SummaryA fundamental question in cell and developmental biology is how epithelial cells construct the diffusion barrier allowing them to separate different body compartments.
Furuse, Mikio   +9 more
core   +1 more source

Regulatory Effects of Ammonium Chloride in an In Vitro Model of Hepatic Encephalopathy: Mechanisms Involving ACTA2‐Mediated Cytoskeletal Remodeling

open access: yesiLABMED, EarlyView.
Hyperammonemic stress suppresses ACTA2 expression and induces F‐actin cytoskeletal remodeling in astrocytes. The resulting inhibition of FAK/c‐Src signaling contributes to apoptosis, G2/M arrest, AQP4‐mediated swelling and junction‐associated proteins dysregulation, revealing a central role for ACTA2‐dependent cytoskeletal dysfunction in hepatic ...
Yue Tang   +6 more
wiley   +1 more source

Cinnamic Acid and Caffeic Acid Effects on Gastric Tight Junction Proteins Analyzed in Xenopus laevis Oocytes

open access: yesMembranes
Analysis of secondary plant compounds for the development of novel therapies is a common focus of experimental biomedicine. Currently, multiple health-supporting properties of plant-derived molecules are known but still information on many mechanisms is ...
Marie-Luise Vollstädt   +3 more
doaj   +1 more source

Expression and Targeted Application of Claudins Family in Hepatobiliary and Pancreatic Diseases

open access: yes
Fangqian Du,1,* Yuwei Xie,1,* Shengze Wu,1 Mengling Ji,2 Bingzi Dong,3 Chengzhan Zhu1 1Department of Hepatobiliary and Pancreatic Surgery, The Affiliated Hospital of Qingdao University, Qingdao, People’s Republic of China; 2Department of Surgery,
Xie Y, Du F, Wu S, Ji M, Dong B, Zhu C
core  

Microbial keystone taxa and metabolic signatures in centenarians regulate intestinal homeostasis during aging

open access: yesiMeta, EarlyView.
Clostridium scindens and its metabolite indole‐3‐acetic acid (IAA) are identified as a keystone taxon and metabolic signature in centenarians. Clostridium scindens enhances microbial network stability and produces IAA via its own amidase (AMIE) and aldehyde dehydrogenase (ALDH), thus promoting intestinal homeostasis by activating the aryl hydrocarbon ...
Wei‐Chuan Lin   +13 more
wiley   +1 more source

238. Claudins and occludin in the rat endometrium

open access: yes, 2005
Regulation of the uterine luminal environment is important for the successful attachment and implantation of the blastocyst. Tight junctions regulate the paracellular pathway between epithelial cells lining the uterine lumen and the uterine glands. The
M. D. O. Nicholson, C. R. Murphy
core   +1 more source

Epigenetic Regulation in the Pathogenesis of Renal Inflammation: Insights and Therapeutic Potentials

open access: yesiNew Medicine, EarlyView.
ABSTRACT Renal inflammation is a common pathological process in various kidney diseases, often initiated by factors such as toxins, ischemia, or autoimmune reactions. This inflammatory response can result in structural damage and a rapid decline in renal function.
Yu‐Hang Dong   +5 more
wiley   +1 more source

Immune Checkpoint Inhibitors Induce Intestinal Epithelial Injury and a Senescence‐Like Phenotype

open access: yesiNew Medicine, EarlyView.
ICI treatment promotes the infiltration of activated immune cells into the intestinal mucosa. This inflammatory microenvironment is associated with significant epithelial injury, characterized by the disruption of the epithelial barrier, the depletion of specialized secretory cell lineages, and the induction of a premature senescence phenotype ...
Juan Wang   +7 more
wiley   +1 more source

The Role of Claudins in the Pathogenesis of Dextran Sulfate Sodium-Induced Experimental Colitis: The Effects of Nobiletin

open access: yesBiomolecules
Background: The pathogenesis of inflammatory bowel diseases such as ulcerative colitis and Crohn’s disease is not well understood. This study investigated the roles and regulation of the claudin-1, -2, -3, and -4 isoforms in the pathogenesis of ...
Asmaa Al-Failakawi   +3 more
doaj   +1 more source

Insulin Resistance: An Update on Biochemical and Pathophysiological Mechanisms and Impact on Various Diseases

open access: yesiNew Medicine, EarlyView.
ABSTRACT Insulin resistance is the biological phenomenon in which the human body's normal response to the metabolic hormone insulin is compromised. Insulin is a regulator of most of the essential metabolic steps in the body that control energy homoeostasis, so dysregulation leads to multiple diverse human diseases including, most prominently, Type 2 ...
Peter J. Little   +12 more
wiley   +1 more source

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