Results 71 to 80 of about 67,898 (346)

Improvement of the bladder perfusion curative effect through tight junction protein degradation induced by magnetic temperature-sensitive hydrogels

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Postoperative intravesical instillation of chemotherapy is a routine procedure for non-muscular invasive bladder cancer (NMIBC). However, traditional bladder perfusion methods have insufficient exposure time, resulting in unsatisfactory therapeutic ...
Xiaoliang Sun   +9 more
doaj   +1 more source

Intestinal Barrier Function in Gluten-Related Disorders [PDF]

open access: yes, 2019
Gluten-related disorders include distinct disease entities, namely celiac disease, wheat-associated allergy and non-celiac gluten/wheat sensitivity. Despite having in common the contact of the gastrointestinal mucosa with components of wheat and other ...
Branchi, Federica   +6 more
core   +2 more sources

Occludin expression inhibits tumorigenicity and metastasis

open access: yesThe FASEB Journal, 2006
Occludin is the first identified integral protein for tight junction (TJ), and its long C‐terminal domain is considered to have functions in receiving or transmitting cell survival signals. Loss of TJ‐associated molecules such as occludin has been correlated with tumor progression in carcinogenesis: however, the precise molecular mechanisms explaining ...
Makoto Osanai   +5 more
openaire   +1 more source

Peroxisome proliferator-activated receptor-γ as the gatekeeper of tight junction in Clostridioides difficile infection

open access: yesFrontiers in Microbiology, 2022
Clostridioides difficile is a major causative pathogen of nosocomial antibiotic-associated diarrhea and severe colitis. Despite the use of vancomycin and fidaxomicin as standard drugs for the treatment of C.
Yi-Hsin Lai   +15 more
doaj   +1 more source

Mechanisms of Intestinal Epithelial Barrier Dysfunction by Adherent-Invasive Escherichia coli. [PDF]

open access: yes, 2016
Pathobiont expansion, such as that of adherent-invasive Escherichia coli (AIEC), is an emerging factor associated with inflammatory bowel disease. The intestinal epithelial barrier is the first line of defense against these pathogens.
McCole, Declan F, Shawki, Ali
core   +1 more source

Campylobacter jejuni enters gut epithelial cells and impairs intestinal barrier function through cleavage of occludin by serine protease HtrA

open access: yesGut Pathogens, 2019
Campylobacter jejuni secretes HtrA (high temperature requirement protein A), a serine protease that is involved in virulence. Here, we investigated the interaction of HtrA with the host protein occludin, a tight junction strand component ...
A. Harrer   +7 more
semanticscholar   +1 more source

Role of Stress on Driving the Intestinal Paracellular Permeability

open access: yesCurrent Issues in Molecular Biology, 2023
The gut epithelium is a polarized monolayer that exhibits apical and basolateral membrane surfaces. Monolayer cell components are joined side by side via protein complexes known as tight junction proteins (TJPs), expressed at the most apical extreme of ...
Daniel Efrain Molotla-Torres   +3 more
doaj   +1 more source

A Simulated Microgravity Environment Causes a Sustained Defect in Epithelial Barrier Function. [PDF]

open access: yes, 2019
Intestinal epithelial cell (IEC) junctions constitute a robust barrier to invasion by viruses, bacteria and exposure to ingested agents. Previous studies showed that microgravity compromises the human immune system and increases enteropathogen virulence.
Alvarez, Rocio   +5 more
core   +1 more source

Peripheral Inflammation Enhances Microglia Response and Nigral Dopaminergic Cell Death in an in vivo MPTP Model of Parkinson’s Disease [PDF]

open access: yes, 2018
The impact of systemic inflammation in nigral dopaminergic cell loss remains unclear. Here, we have investigated the role of peripheral inflammation induced by systemic lipopolysaccharide (LPS) administration in the MPTP-based model of Parkinson’s ...
Carrillo Jiménez, Alejandro   +7 more
core   +3 more sources

Oral Dosed Organo‐Silica Nanoparticles Restore Glucose Homeostasis and β‐Cell Function in Diabetes Rats

open access: yesAdvanced Functional Materials, EarlyView.
An oral nanoplatform, MOP@T@D, which can maintain glucose homeostasis and restore islet β cells in diabetic rats is developed. It achieves efficient intestinal absorption and liver‐targeted delivery. The nanoparticle disintegrates only in response to hyperglycemia to release insulin on demand and provides antioxidant protection through selenoprotein ...
Chenxiao Chu   +14 more
wiley   +1 more source

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