However , stimulation with MBP did not produce an increase in the binding activity of nuclear factor ( NF ) -kappaB or activator protein-1 .
however , stimulation with mbp did not produce an increase in the binding activity of nuclear factor ( nf ) -kappab or activator protein-1 .
O O O O B-protein_molecule O O O O O O O O O O B-protein_complex I-protein_complex I-protein_complex I-protein_complex I-protein_complex I-protein_complex O B-protein_molecule I-protein_molecule O