tokens: These results suggest a microenvironment-directed , two-step model for GATA-1 expression in differentiating hematopoietic progenitors that involves ( i ) cycle-dependent initiation and ( ii ) lineage-dependent maintenance or suppression .
folded_tokens: these results suggest a microenvironment-directed , two-step model for gata-1 expression in differentiating hematopoietic progenitors that involves ( i ) cycle-dependent initiation and ( ii ) lineage-dependent maintenance or suppression .
labels: O O O O O O O O O B-protein_molecule O O B-cell_type I-cell_type I-cell_type O O O O O B-other_name I-other_name O O O O B-other_name I-other_name I-other_name I-other_name O