tokens: Sequence analysis of nine different 2 . 3-kb cDNA clones obtained from NK-derived polyA+ RNA confirmed that they corresponded to an unrearranged TcR delta gene .
folded_tokens: sequence analysis of nine different 2 . 3-kb cdna clones obtained from nk-derived polya+ rna confirmed that they corresponded to an unrearranged tcr delta gene .
labels: O O O O O O O O O O O O O O O O O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region I-DNA_domain_or_region O