tokens: Assays using monocytes or IFN-U937 cells were of comparable sensitivity for detection of antibodies against all three types of target cell .
folded_tokens: assays using monocytes or ifn-u937 cells were of comparable sensitivity for detection of antibodies against all three types of target cell .
labels: O O B-cell_type O B-cell_line I-cell_line O O O O O O O B-protein_family_or_group O O O O O O O O