tokens: To gain further insight into the molecular mechanisms that control tal-1 expression , we investigated tal-1 chromatin structure in erythroid/megakaryocytic cell lines and in T-cell lines either with or without tal-1 rearrangements .
folded_tokens: to gain further insight into the molecular mechanisms that control tal-1 expression , we investigated tal-1 chromatin structure in erythroid/megakaryocytic cell lines and in t-cell lines either with or without tal-1 rearrangements .
labels: O O O O O O O O O O B-DNA_domain_or_region O O O O B-DNA_domain_or_region O O O B-cell_line I-cell_line I-cell_line O O B-cell_line I-cell_line O O O O B-DNA_domain_or_region O O