B lymphocyte stimulation via both CD40 and surface Ig ( sIg ) receptors substantially induced fra-1 expression , and for both receptors , induction was protein kinase C ( PKC ) dependent .
b lymphocyte stimulation via both cd40 and surface ig ( sig ) receptors substantially induced fra-1 expression , and for both receptors , induction was protein kinase c ( pkc ) dependent .
B-cell_type I-cell_type O O O B-protein_molecule O B-protein_family_or_group I-protein_family_or_group O B-protein_family_or_group O O O O B-DNA_domain_or_region O O O O O O O O O B-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule O O O