tokens: The ferritin H-chain gene promoter regulation was analyzed in heme-treated Friend leukemia cells ( FLCs ) and during monocyte-to-macrophage differentiation .
folded_tokens: the ferritin h-chain gene promoter regulation was analyzed in heme-treated friend leukemia cells ( flcs ) and during monocyte-to-macrophage differentiation .
labels: O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O B-cell_line I-cell_line I-cell_line I-cell_line O B-cell_line O O O B-other_name I-other_name O