tokens: PU . 1 is completely absent from peripheral T cells and most T cell lines based on sensitive RT-PCR assays .
folded_tokens: pu . 1 is completely absent from peripheral t cells and most t cell lines based on sensitive rt-pcr assays .
labels: B-protein_molecule I-protein_molecule I-protein_molecule O O O O B-cell_type I-cell_type I-cell_type O O B-cell_line I-cell_line I-cell_line O O O B-other_name I-other_name O