Here we demonstrate that both in vitro-translated PU . 1 and PU . 1 from nuclear extracts bind to a specific site in the M-CSF receptor promoter just upstream from the major transcription initiation site .
here we demonstrate that both in vitro-translated pu . 1 and pu . 1 from nuclear extracts bind to a specific site in the m-csf receptor promoter just upstream from the major transcription initiation site .
O O O O O O B-protein_molecule B-protein_molecule I-protein_molecule I-protein_molecule O B-protein_molecule I-protein_molecule I-protein_molecule O B-cell_component I-cell_component O O O O O O O B-protein_molecule O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O