tokens: GATA transcription factors associate with a novel class of nuclear bodies in erythroblasts and megakaryocytes .
folded_tokens: gata transcription factors associate with a novel class of nuclear bodies in erythroblasts and megakaryocytes .
labels: B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O O O O B-cell_component I-cell_component O B-cell_type O B-cell_type O