The activity of the promoter regulating the synthesis of the p105 precursor of the NF-kappa B p50 subunit was enhanced in these cells .
the activity of the promoter regulating the synthesis of the p105 precursor of the nf-kappa b p50 subunit was enhanced in these cells .
O O O O B-DNA_domain_or_region O O O O O B-protein_molecule I-protein_molecule O O B-protein_subunit I-protein_subunit B-protein_subunit O O O O O O O