Promoter assays revealed CD28 -dependent effects on both NF-kappaB and AP-1 , but not on NF-AT or the intact IL-2 promoter .
promoter assays revealed cd28 -dependent effects on both nf-kappab and ap-1 , but not on nf-at or the intact il-2 promoter .
O O O B-protein_molecule O O O O B-protein_complex O B-protein_molecule O O O O B-protein_molecule O O O B-protein_molecule O O