14014
Some tegument-specific CD4 T-cell clones exhibited cytotoxic activity against HSV -infected cells .
 ( cell line: tegument-specific CD4 T-cell clones, None) , ( cell line: T-cell clones, None) , ( cell type: HSV -infected cells, 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 line: tegument-specific CD4 T-cell clones, None) , ( cell line: T-cell clones, None) , ( cell type: HSV -infected cells, None) 