IFN-alpha enhanced tyrosine phosphorylation of STAT1 , STAT3 , STAT4 , STAT5a , and STAT5b .
ifn-alpha enhanced tyrosine phosphorylation of stat1 , stat3 , stat4 , stat5a , and stat5b .
B-protein_molecule O O O O O O B-protein_molecule O B-protein_molecule O B-protein_molecule O O B-protein_molecule O