7598
RESULTS: With the exception of indomethacin , the used immunosuppressive and anti-inflammatory agents significantly inhibited T cell proliferation in response to influenza virus antigen in a dose-dependent manner .
 protein: influenza virus antigen
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: influenza virus antigen 
Answer:
 protein: influenza virus antigen