This effect of the CMV immediate early 1 gene product was dependent upon the presence of specific transcription factor binding sites in the IL-6 promoter .
this effect of the cmv immediate early 1 gene product was dependent upon the presence of specific transcription factor binding sites in the il-6 promoter .
O O O O B-virus O O O O O O 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 O B-protein_molecule O O