tokens: This study investigated the effect of TCDD on expression of the CD19 gene in a human B lymphocyte cell line .
folded_tokens: this study investigated the effect of tcdd on expression of the cd19 gene in a human b lymphocyte cell line .
labels: O O O O O O B-other_organic_compound O O O O B-DNA_domain_or_region I-DNA_domain_or_region O O B-cell_line I-cell_line I-cell_line I-cell_line I-cell_line O