tokens: Multiple TcR delta transcripts deriving from an unrearranged TcR delta gene were detected in both polyclonal and clonal CD3-CD16+ natural killer ( NK ) cell lines .
folded_tokens: multiple tcr delta transcripts deriving from an unrearranged tcr delta gene were detected in both polyclonal and clonal cd3-cd16+ natural killer ( nk ) cell lines .
labels: O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O O O O O O O O B-cell_type I-cell_type I-cell_type B-cell_type O O O O