This activation differed substantially from that mediated by phorbol 12-myristate 13-acetate ( PMA ) and Ca2+ ionophore or produced by costimulation with antibodies against the T cell receptor-CD3 complex and to CD28 .
this activation differed substantially from that mediated by phorbol 12-myristate 13-acetate ( pma ) and ca2+ ionophore or produced by costimulation with antibodies against the t cell receptor-cd3 complex and to cd28 .
O O O O O O O O B-other_organic_compound I-other_organic_compound I-other_organic_compound O B-other_organic_compound O O B-atom O O O O O O B-protein_family_or_group O O B-protein_complex I-protein_complex I-protein_complex I-protein_complex O O B-protein_molecule O