12583
Peptides corresponding to residues of the immediate early protein , IE62 , of varicella-zoster virus ( VZV ) were used as stimulating antigens , and persons with no history of varicella and no humoral or cellular immunity to VZV served as naive donors for the assays.
 ( protein: immediate early protein, None) , ( protein: stimulating antigens, None) , ( protein: IE62, 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: immediate early protein, None) , ( protein: stimulating antigens, None) , ( protein: IE62, None) 