tokens: Currently available data indicate that erythroid and megakaryocytic differentiation pathways are closely related to each other , and there may exist progenitor cells common to those two lineages may exist .
folded_tokens: currently available data indicate that erythroid and megakaryocytic differentiation pathways are closely related to each other , and there may exist progenitor cells common to those two lineages may exist .
labels: O O O O O O O O O O O O O O O O O O O O O B-cell_type I-cell_type O O O O O O O O