In contrast , the addition of GM-CSF to the M-TAT/EPO cell culture decreased the amount of hemoglobin , even in the presence of EPO , indicating that the EPO signal for erythroid differentiation is suppressed by GM-CSF .
in contrast , the addition of gm-csf to the m-tat/epo cell culture decreased the amount of hemoglobin , even in the presence of epo , indicating that the epo signal for erythroid differentiation is suppressed by gm-csf .
O O O O O O B-protein_molecule O O B-cell_line I-cell_line I-cell_line O O O O O O O O O O O B-protein_molecule O O O O B-protein_molecule O O B-other_name I-other_name O O O B-protein_molecule O