a monoclonal anti-bp50 antibody could augment the proliferation of b cells activated by anti-igm , anti-cd20 , or 12-o-tetradecanoyl phorbol-13-acetate ( tpa ) stimulation , but was not co-stimulatory with b cell growth factor ( bcgf ) , interleukin 1 , or interleukin 2 .
C1155008
proliferation
C0021756
interleukin