نتایج جستجو برای: adhesion property
تعداد نتایج: 240821 فیلتر نتایج به سال:
CD164 is a cell adhesion molecule that increases hematopoietic stem cell proliferation, adhesion, and migration via C-X-C chemokine receptor type 4 (CXCR4) signaling. Emerging evidence indicates that elevated CD164 expression is associated with aggressive metastasis, advanced stages, and shorter overall survival in lung cancer. However, no data are available regarding the clinical significance ...
Basalt fiber is a low cost materiel obtained from the rock earth, and it can be divided into small pieces to form fiber. In this paper dealing with manufacturing, property of composites application are reviewed. The results indicate that as compared glass fibers, carbon fibers armide fiber, basalt possesses excellent machine driven properties such wave permeability, electrical properties, non-c...
CD43 is a major membrane sialoglycoprotein expressed by cells of hematopoietic origin. One property of CD43 is its ability to interfere with heterotypic and homotypic cellular adhesion. To determine whether CD43 expression can affect cell functions requiring intercellular adhesion, we compared a CD43-positive human T cell line (CEM) and its CD43-negative counterpart derived by gene targeting fo...
The mechanism by which classical cadherins mediate cell adhesion and, in particular, the roles played by calcium and Trp2, the second amino acid in the N-terminal domain, have long been controversial. We have used antibodies to investigate the respective contributions of Trp2 and calcium to the stability of the N-terminal domain of N-cadherin. Using a peptide antibody to the betaB strand in dom...
Cells can adapt their mechanical properties through cytoskeleton remodelling in response to external stimuli when the cells adhere to the extracellular matrix (ECM). Many studies have investigated the effects of cell and ECM elasticity on cell adhesion. However, experiments determined that cells are viscoelastic and exhibiting stress relaxation, and the mechanism behind the effect of cellular v...
Actin-based cell-cell adherens junctions (AJs) are crucial not only for mechanical adhesion but also for cell morphogenesis and differentiation. While organization of homotypic AJs is attributed mostly to classic cadherins, the adhesive mechanism of heterotypic AJs in more complex tissues remains to be clarified. Nectin, a member of a family of immunoglobulin-like adhesion molecules at various ...
When the adhesive toe pads of geckos become wet, they become ineffective in enabling geckos to stick to substrates. This result is puzzling given that many species of gecko are endemic to tropical environments where water covered surfaces are ubiquitous. We hypothesized that geckos can recover adhesive capabilities following exposure of their toe pads to water by walking on a dry surface, simil...
INTRODUCTION The aim of this experimental study was to investigate the anti-adhesion property of a bioabsorbable membrane following mediastinoscopy in a rat model. METHODS The study was conducted in 20 male Sprague-Dawley rats. Mediastinoscopy was performed all of them. Rats were divided into two groups; control group (n=10); mediastinoscopy alone, study group (n=10); mediastinoscopy and sodi...
Recently, with the development of smart polymers, research has looked to using thermoresponsive polymers as cell culture substrates. These novel surfaces allow the cultivation of cells without enzymes using the thermoresponsive phase transition property of poly(N-isopropylacrylamide) (PNIPAAm). However, this requires expensive techniques to generate a sufficiently thin film that allows cell adh...
Effector and memory T cells can be subdivided based on their ability to traffic through peripheral tissues such as inflamed skin and intestinal lamina propria, a property controlled by expression of 'tissue-specific' adhesion and chemoattractant receptors. However, little is known about the development of these selectively homing T cell subsets, and it is unclear whether activation in cutaneous...
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