Cross-linking CD40 on B cells preferentially induces stress-activated protein kinases rather than mitogen-activated protein kinases .
cross-linking cd40 on b cells preferentially induces stress-activated protein kinases rather than mitogen-activated protein kinases .
O B-protein_molecule O B-cell_type I-cell_type O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O