tokens: Bcd transcripts were detected in all normal PBL samples tested but not in several malignant human B-cell lines and not in 50% of B-cells from B-CLL patients .
folded_tokens: bcd transcripts were detected in all normal pbl samples tested but not in several malignant human b-cell lines and not in 50% of b-cells from b-cll patients .
labels: B-DNA_domain_or_region O O O O O O B-cell_type O O O O O O B-cell_line I-cell_line I-cell_line I-cell_line O O O O O B-cell_type O B-multi_cell B-multi_cell O