We showed that IL-12 had a direct effect on IRF-1 , an effect not mediated indirectly by the induction of IFN-gamma production .
we showed that il-12 had a direct effect on irf-1 , an effect not mediated indirectly by the induction of ifn-gamma production .
O O O B-protein_molecule O O O O O B-protein_molecule O O O O O O O O O O B-protein_molecule O O