tokens: As far as we know , these myb-transformed hemopoi-etic cells ( MTHC ) differ from normal only in the unregulated expression of myb , a gene whose expression is obligatory for proliferation of hemopoietic cells .
folded_tokens: as far as we know , these myb-transformed hemopoi-etic cells ( mthc ) differ from normal only in the unregulated expression of myb , a gene whose expression is obligatory for proliferation of hemopoietic cells .
labels: O O O O O O O B-cell_line I-cell_line I-cell_line O B-cell_line O O O O O O O O O O O O O O O O O O O O O O O O