Adhesion Assay
Adhesion Assay - Related Videos
07:40
Assay of Adhesion Under Shear Stress for the Study of T Lymphocyte-Adhesion Molecule Interactions
0 Views •
Cited by 3 •
2016
This flow adhesion assay provides a simple, high impact model of T cell-epithelial cell interactions. A syringe pump is used to generate shear stress, and confocal microscopy captures images for quantification. The goal of these studies is to effectively quantify T cell adhesion using flow conditions.
12:42
Human Neutrophil Flow Chamber Adhesion Assay
0 Views •
Cited by 12 •
2014
A method of quantitating neutrophil adhesion is reported. This method creates a dynamic flow environment similar to that encountered in a blood vessel. It allows the investigation of neutrophil adhesion to either purified adhesion molecules (ligand) or endothelial cell substrate (HUVEC) in a context similar to the in vivo environment with sheer stress.
04:36
Assay for Adhesion and Agar Invasion in S. cerevisiae
0 Views •
Cited by 17 •
2006
We describe a qualitative assay for yeast adhesion and agar invasion as a measure of invasive and pseudohyphal differentiation. This simple assay can be used to assess the invasive phenotype of various mutants as well as the effects environmental cues and signaling pathways on yeast differentiation.
09:14
Static Adhesion Assay for the Study of Integrin Activation in T Lymphocytes
0 Views •
Cited by 21 •
2014
Static adhesion assay is a powerful tool that can be used to model the interactions between T lymphocytes and other cell types. Interactions are generated by injecting labeled T cells into wells coated with adhesion molecules, while a plate reader is used to quantify the number of adherent cells following serial washes.
05:57
In Vitro Assay of Bacterial Adhesion onto Mammalian Epithelial Cells
0 Views •
Cited by 81 •
2011
This protocol is a simple bacterial adhesion assay consisting in counting the numbers of bacterial colony forming units that are adhered onto cultured cells. The assay is robust, independent of the adhesin studied, and numerous variations are used in most laboratories working on bacterial pathogenesis.
FAQs
Integrins are cell-surface adhesion molecules that recognize and bind particular extracellular matrix components. Their activity affects whether cells attach and how strongly they remain associated with the tested surface. Consequently, differences in integrin-mediated binding can produce different adhesion measurements, helping researchers connect cell attachment with migration, tissue organization, or invasive behavior.
Controlled binding conditions make cell attachment measurable under a defined experimental setting, while washing removes cells that did not remain attached. The detected population therefore reflects cells retained after the binding and washing steps. Changes in these conditions can alter the measured response, so comparisons between samples depend on applying the same conditions consistently.
A surface coated with a particular extracellular matrix component can reveal whether cells attach preferentially to that material. Because integrins mediate binding to specific matrix components, changing the tested surface can expose differences in cell-surface recognition. This information helps relate adhesion behavior to tissue organization, engineered biomaterials, or changes associated with disease.
The assay can examine attachment between cells as well as binding to a surface or extracellular matrix. Measuring how many cells remain associated after controlled handling provides information about cell-cell adhesion and organization. This configuration is useful when the biological question concerns interactions between neighboring cells rather than attachment to an external material.
Researchers first place cells under controlled conditions that allow them to bind to the selected surface, matrix component, or other cells. They then wash away unattached cells and quantify the remaining population using imaging, staining, fluorescence, or another detection method. Comparing the retained signal across conditions indicates how treatments or surfaces alter attachment.
Imaging, staining, fluorescence, and other detection methods can quantify the cells that remain after washing. The selected readout converts the retained cell population into a measurable result, allowing samples or experimental conditions to be compared. Using more than one supported detection approach can help researchers assess attachment through different measurement formats.
Adhesion assays support investigations of cell migration, cancer invasion, wound healing, biomaterials, and host-pathogen interactions. They can also evaluate how treatments or engineered surfaces change cellular attachment. In these settings, the assay links a measurable adhesion response with broader questions about cell behavior, tissue organization, disease-related invasion, or interactions with designed materials.