Spi-1/PU . 1 is a hematopoietic transcription factor of the Ets family .
spi-1/pu . 1 is a hematopoietic transcription factor of the ets family .
B-protein_molecule I-protein_molecule I-protein_molecule O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O B-protein_family_or_group I-protein_family_or_group O