tokens: A novel B-cell derived ( Bcd ) oncogene has been isolated from the peripheral blood lymphocytes of one B-cell chronic lymphocytic leukemia ( B-CLL ) patient using DNA transfer and a mouse tumorigenicity assay .
folded_tokens: a novel b-cell derived ( bcd ) oncogene has been isolated from the peripheral blood lymphocytes of one b-cell chronic lymphocytic leukemia ( b-cll ) patient using dna transfer and a mouse tumorigenicity assay .
labels: O B-cell_type I-cell_type O O B-DNA_domain_or_region O B-DNA_family_or_group O O O O O O O O O O B-other_name I-other_name I-other_name I-other_name O B-other_name O O O B-other_name I-other_name O O B-multi_cell O O O