Taken together , these data suggest that differences in patterns of expression between Spi-B and PU . 1 distinguish the function of each protein during development of the immune system .
taken together , these data suggest that differences in patterns of expression between spi-b and pu . 1 distinguish the function of each protein during development of the immune system .
O O O O O O O O O O O O O B-protein_molecule O B-protein_molecule I-protein_molecule I-protein_molecule O O O O O O O O O O B-body_part I-body_part O