tokens: These two cell lines are representative of different virologic subtypes of PEL , i . e . HHV-8 +/EBV- PEL in the case of CRO-AP/3 and HHV-8 +/EBV+ PEL in the case of CRO-AP/5 .
folded_tokens: these two cell lines are representative of different virologic subtypes of pel , i . e . hhv-8 +/ebv- pel in the case of cro-ap/3 and hhv-8 +/ebv+ pel in the case of cro-ap/5 .
labels: O O B-cell_line I-cell_line O O O O B-virus I-virus O B-cell_line O O O O O B-virus O O O O O O B-cell_line O B-virus O O O O O O B-cell_line O