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Adherens Junctions

Adherens Junctions

Strong contact points between adjacent cells anchor them to each other, forming tissues. Such anchoring junctions are of two types – adherens junctions and desmosomes. Adherens junctions are abundant in tissues such as epithelium and endothelium, forming a continuous zone of adhesion called the adhesion belt. In other tissues, such as heart muscle, they appear as clusters, linking the cells to produce coordinated heart muscle contraction.
Adherens Junctions are Dynamic

Intracellular Signaling Affects Focal Adhesions

Intracellular Signaling Affects Focal Adhesions

Integrins act both as extracellular input receivers and as intracellular processing activators. As their name suggests, integrins are entirely integrated into the membrane structure. Their hydrophobic membrane-spanning regions interact with the phospholipid bilayer's hydrophobic region. These membrane receptors provide extracellular attachment sites for effectors like hormones and growth factors. They activate intracellular response cascades when their effectors are bound and active.
Some...

Adhesion

Adhesion

Adhesion occurs when one type of molecule is attracted to a different molecule. Water exhibits adhesive properties in the presence of polar surfaces, such as glass or cellulose in plants. For instance, when water is poured into a glass, the positively charged hydrogen molecules of water are more attracted to the negatively charged oxygen molecules in the silica than to the oxygen in neighboring water molecules.
Capillary action is a result of water’s adhesive tendencies. When a narrow...

Peripheral Artery Disease V: Postoperative Nursing Management

Peripheral Artery Disease V: Postoperative Nursing Management

During the postoperative period, it is crucial to focus on maintaining circulation, identifying and managing potential complications, and planning for discharge.Nursing AssessmentVital signs monitoring: Regularly monitor vital signs, including blood pressure, heart rate, respiratory rate, and temperature, to detect early signs of complications such as bleeding and infection.Circulation assessment: Monitor pulses, perform Doppler assessments, and check capillary refill, color, temperature, and...

Tension Response at Adherens Junctions

Tension Response at Adherens Junctions

The adherens junctions that anchor cells together are multi-protein complexes that dynamically adapt to mechanical stimuli such as tensile forces and shear stress. Mechanosensory proteins in these junctions can sense such mechanical stimuli and undergo a shift in their conformation, resulting in an altered function — a process called mechanotransduction.
α-Catenin as a Mechanosensory Protein
The α-catenin of adherens junctions is an allosteric protein with three VH (vinculin...

Cell-matrix's Response to Mechanical Forces

Cell-matrix's Response to Mechanical Forces

In animal cells, the extracellular matrix allows cells within tissues to withstand external stresses and transmits signals from the outside of the cell to the inside. The extracellular matrix is extensive, and its composition varies between different types of tissues. For example, the reticular fibers and ground substance make up the ECM in loose connective tissue, while collagen and bone minerals make up the ECM of bone tissue.
Anchoring junctions mechanically attach a cell to the...

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Related Experiment Video

Updated: Dec 4, 2025

Creation of Abdominal Adhesions in Mice

Creation of Abdominal Adhesions in Mice

Published on: August 27, 2016

Is There a Genetic Predisposition to Postoperative Adhesion Development?

Mili Thakur^1,2, Anupama Rambhatla³, Farnoosh Qadri³

¹Reproductive Genomics Program, The Fertility Center, Grand Rapids, MI, USA.

Reproductive Sciences (Thousand Oaks, Calif.)

|October 22, 2020

Summary

This summary is machine-generated.

Heritable factors influence the development of postoperative adhesions. Understanding genetic variants, like single-nucleotide polymorphisms (SNPs), can identify patients at higher risk for adhesion development and guide prevention strategies.

Keywords:

Genetic mutations Pathophysiology Postoperative adhesion development Single nucleotide polymorphism

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Related Experiment Videos

Last Updated: Dec 4, 2025

Creation of Abdominal Adhesions in Mice

Creation of Abdominal Adhesions in Mice

Published on: August 27, 2016

An Experimental Paradigm for the Prediction of Post-Operative Pain PPOP

An Experimental Paradigm for the Prediction of Post-Operative Pain PPOP

Published on: January 27, 2010

Examining the Dynamics of Cellular Adhesion and Spreading of Epithelial Cells on Fibronectin During Oxidative Stress

Examining the Dynamics of Cellular Adhesion and Spreading of Epithelial Cells on Fibronectin During Oxidative Stress

Published on: October 13, 2019

Area of Science:

Genetics
Surgical Complications
Immunology

Background:

Adhesions are common, permanent bands between peritoneal surfaces after surgery.
Individual susceptibility to adhesion formation varies, suggesting a genetic influence.
Postoperative adhesions are a significant cause of morbidity and surgical complications.

Purpose of the Study:

To review the genetic factors influencing postoperative adhesion development.
To identify specific genes and single-nucleotide polymorphisms (SNPs) associated with adhesion formation.
To explore how genetic insights can improve adhesion prevention and treatment.

Main Methods:

Literature search of PubMed for English language articles up to March 2020 (n=186).
Review of articles on genetic mutations and SNPs impacting adhesion risk.
Cross-referencing of identified articles for additional relevant studies.

Main Results:

Several SNPs, genetic mutations, and mRNA upregulations linked to increased adhesion propensity were identified.
Key genes implicated include those for transforming growth factor beta, vascular endothelial growth factor, interferon-gamma, matrix metalloproteinase, plasminogen activator inhibitor-1, and interleukins.
These genetic factors directly or indirectly increase the risk of postoperative adhesion development.

Conclusions:

Genetic variants play a crucial role in the pathophysiology of adhesion development.
Understanding genetic susceptibility can identify high-risk patients for targeted anti-adhesion prophylaxis.
Future therapies may involve personalized approaches based on individual genetic profiles to prevent intraperitoneal adhesions.