11774
When tested in cytotoxicity assays using T-lymphocytes from VZV immune human donors , the range of precursor frequencies for T-lymphocytes that recognized VZV gE or VZV IE62 was similar whether these proteins were expressed by HSV-1 or a vaccinia vector .
 ( protein: VZV gE, None) , ( cell type: T-lymphocytes, None) , ( cell type: T-lymphocytes, None) , ( protein: VZV 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: VZV gE, None) , ( cell type: T-lymphocytes, None) , ( cell type: T-lymphocytes, None) , ( protein: VZV IE62, None) 