Differential interaction of nuclear factors with the leukocyte-specific pp52 promoter in B and T cells .
differential interaction of nuclear factors with the leukocyte-specific pp52 promoter in b and t cells .
O O O B-protein_family_or_group I-protein_family_or_group O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O O O