tokens: We also find that NF-E2 , another trans-acting factor of the erythrocytic lineage , is present in megakaryocytes .
folded_tokens: we also find that nf-e2 , another trans-acting factor of the erythrocytic lineage , is present in megakaryocytes .
labels: O O O O B-protein_molecule O O B-protein_family_or_group I-protein_family_or_group O O B-cell_type I-cell_type O O O O B-cell_line O