14285
ACH-2 can be converted to productive infection by stimulation of the cells with 12-O-tetradecanoylphorbol-13-acetate ( TPA ), mitogen or cytokines ( TNF-alpha ), or infection with HSV .
 ( protein: TNF-alpha, None) , ( protein: cytokines, None) , ( cell line: ACH-2, 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:
 ( protein: TNF-alpha, None) , ( protein: cytokines, None) , ( cell line: ACH-2, None) 