Expression of an active form of Ras , Ras ( G12V ) , suppressed the IL-2 -induced beta-casein and OSM gene expression , and the negative effect of Ras is mediated by the region between -105 and -193 in the beta-casein promoter .
expression of an active form of ras , ras ( g12v ) , suppressed the il-2 -induced beta-casein and osm gene expression , and the negative effect of ras is mediated by the region between -105 and -193 in the beta-casein promoter .
O O O O O O B-protein_molecule O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O B-protein_molecule O B-protein_molecule O B-protein_molecule O 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 O O B-protein_molecule O O