Spi-1/PU . 1 proto-oncogene induces opposite effects on monocytic and erythroid differentiation of K562 cells .
spi-1/pu . 1 proto-oncogene induces opposite effects on monocytic and erythroid differentiation of k562 cells .
B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region B-DNA_family_or_group O O O O O O O O O B-cell_line I-cell_line O