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; protein: stimulating antigens; protein: IE62
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: immediate early protein, stimulating antigens, IE62 
Answer:
 protein: immediate early protein; protein: stimulating antigens; protein: IE62