14136
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 .
 ( cell type: NK, None) , ( DNA: TcR delta gene, None) , ( protein: TcR delta transcripts, None) , ( cell type: natural killer( NK ) cell, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( cell type: NK, None) , ( DNA: TcR delta gene, None) , ( protein: TcR delta transcripts, None) , ( cell type: natural killer( NK ) cell, None) 