These results provide the first direct evidence for the requirement of GATA-1 and NF-E2 in BA -induced differentiation process .
these results provide the first direct evidence for the requirement of gata-1 and nf-e2 in ba -induced differentiation process .
O O O O O O O O O O O B-protein_molecule O B-protein_molecule O B-other_organic_compound O O O O