tokens: The results suggest that PYBF and the pyrimidine-rich region upstream from HBD can specifically enhance HBB transcription in adult erythroid cells .
folded_tokens: the results suggest that pybf and the pyrimidine-rich region upstream from hbd can specifically enhance hbb transcription in adult erythroid cells .
labels: O O O O B-protein_molecule O O B-DNA_domain_or_region I-DNA_domain_or_region O O B-DNA_domain_or_region O O O B-DNA_domain_or_region O O B-cell_type I-cell_type I-cell_type O