However , not only is expression of the beta-casein gene regulated by STAT5 but it is also affected by other molecules such as glucocorticoid and Ras .
however , not only is expression of the beta-casein gene regulated by stat5 but it is also affected by other molecules such as glucocorticoid and ras .
O O O O O O O O B-protein_molecule O O O B-protein_molecule O O O O O O O O O O B-lipid O B-protein_molecule O