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Receptors very late antigen

receptors, very late antigen

members of the integrin family appearing late after t-cell activation. They are a family of proteins initially identified at the surface of stimulated t-cells, but now identified on a variety of cell types. At least six vla antigens have been identified as heterodimeric adhesion receptors consisting of a single common beta-subunit and different alpha-subunits.

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Re: Cytokine - Receptor concepts

... But this response is triggered by specific antigen recognition by T lymphocites. Otherwise, ... ( a type of tumor necrosis factor) to stimulate B cell proliferation and production of antibodies ... the affinity of the cytokine will be increase. Receptors has remarkable characteristics and are ...

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by marla
Tue Jun 01, 2010 9:08 pm
Forum: Cell Biology
Topic: Cytokine - Receptor concepts
Replies: 7
Views: 16935

Re: Few questions about biology

... the environment on the cell's receptors can steer the cell towards ... lated. The floating nucleotides are very ample in concentration in the environment ... system that are not activated by antigen. 5. DNA is tightly packaged into ...

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by kolean
Tue Oct 13, 2009 7:36 pm
Forum: General Discussion
Topic: Few questions about biology
Replies: 8
Views: 10199

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