549
Interleukin-2 promoter activity in Epstein-Barr virus -transformed B lymphocytes is controlled by nuclear factor-chi B .
 ( cell line: Epstein-Barr virus -transformed B lymphocytes, None) , ( protein: nuclear factor-chi B, None) , ( DNA: Interleukin-2 promoter, 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:
 ( cell line: Epstein-Barr virus -transformed B lymphocytes, None) , ( protein: nuclear factor-chi B, None) , ( DNA: Interleukin-2 promoter, None) 