CD28 is a transmembrane glycoprotein expressed by T cells as well as some other hematopoietic cells. T cell activation requires T cell receptor (TCR) recognition of antigen presented in the context of MHC molecules. CD28 acts as a T cell costimulatory re
The monoclonal antibody was affinity-purified from mouse antiserum by affinity-chromatography using epitope-specific immunogen and the purity is > 95% (by SDS-PAGE).
Form:
Mouse IgG1 kappa. Liquid in PBS, pH 7.3, and 0.02% sodium azide.
Application Dilute:
IF (1/50 - 1/200)
Application Notes:
Recognizes human CD28
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