7894
The Epstein-Barr virus nuclear antigen 2 ( EBNA2 ), a protein required for B lymphocyte immortalization , induces the synthesis of type I interferon in Burkitt's lymphoma cell lines .
 ( protein: EBNA2, None) , ( protein: Epstein-Barr virus nuclear antigen 2, None) , ( protein: type I interferon, None) , ( cell line: Burkitt#$%#s lymphoma cell lines, None) , ( cell type: B lymphocyte, None) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: RNA,cell type,protein,cell line,DNA, Arguments type: . 
Text: {0} 
Answer:
 ( protein: EBNA2, None) , ( protein: Epstein-Barr virus nuclear antigen 2, None) , ( protein: type I interferon, None) , ( cell line: Burkitt#$%#s lymphoma cell lines, None) , ( cell type: B lymphocyte, None) 