Alphabet:
Loading...

Definitions of B Cell Activation Antigen

  1.   The natural ligand for the T cell antigen CD28 ANTIGENS CD28 mediating T and B cell adhesion CD80 is expressed on activated B cells and gamma interferon stimulated monocytes The binding of CD80 to CD28 and CTLA 4 provides a co stimulatory signal to T cells and leads to greatly upregulated lymphokine production