Activation of T lymphocytes induces an NF-kappa B -like binding activity to the B2 site , concomitant with activation of the proenkephalin promoter .
activation of t lymphocytes induces an nf-kappa b -like binding activity to the b2 site , concomitant with activation of the proenkephalin promoter .
O O B-cell_type I-cell_type O O B-protein_molecule I-protein_molecule O O O O O B-DNA_domain_or_region O O O O O O O B-peptide O O