NF-kappaB -mediated up-regulation of Bcl-x and Bfl-1/A1 is required for CD40 survival signaling in B lymphocytes .
nf-kappab -mediated up-regulation of bcl-x and bfl-1/a1 is required for cd40 survival signaling in b lymphocytes .
B-protein_complex O O O B-protein_molecule O B-protein_molecule O O O B-protein_molecule O O O B-cell_type I-cell_type O