tokens: An in vitro globin gene switching model based on differentiated embryonic stem cells .
folded_tokens: an in vitro globin gene switching model based on differentiated embryonic stem cells .
labels: O B-other_name I-other_name B-DNA_family_or_group I-DNA_family_or_group O O O O B-cell_type I-cell_type I-cell_type I-cell_type O