Recently , the egr-1 promoter has been shown to be highly responsive to the diverse biochemical signals generated by antigen and cytokines in cells of the immune system .
recently , the egr-1 promoter has been shown to be highly responsive to the diverse biochemical signals generated by antigen and cytokines in cells of the immune system .
O O O B-DNA_domain_or_region O O O O O O O O O O O O O O O O O B-protein_family_or_group O O O O B-body_part I-body_part O