3468
The mechanism of action of DM on IL-2R alpha transcription was examined by determining the mRNA levels of the p50 subunit of nuclear factor kappa B ( NF-kappa B ), a transcription factor that stimulates IL-2R alpha gene expression .
 ( protein: transcription factor, None) , ( protein: IL-2R alpha, None) , ( protein: IL-2R alpha, None) , ( protein: NF-kappa B, 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: transcription factor, None) , ( protein: IL-2R alpha, None) , ( protein: IL-2R alpha, None) , ( protein: NF-kappa B, None) 