12306
X-rays -induced secretion of cellular factor (s) that enhance(s) HIV-1 promoter transcription in various non-irradiated transfected cell lines .
 ( cell line: non-irradiated transfected cell lines, None) , ( protein: cellular factor, None) , ( DNA: HIV-1 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: non-irradiated transfected cell lines, None) , ( protein: cellular factor, None) , ( DNA: HIV-1 promoter, None) 