Globin chains ( alpha , beta and gamma ) were clearly detectable by affinity chromatography in UT-7 Epo but not in UT-7 cells .
globin chains ( alpha , beta and gamma ) were clearly detectable by affinity chromatography in ut-7 epo but not in ut-7 cells .
B-protein_subunit I-protein_subunit O B-protein_subunit O B-protein_subunit O B-protein_subunit O O O O O B-other_name I-other_name O B-protein_molecule I-protein_molecule O O O B-cell_line I-cell_line O