47
IL-1 induces a rapid, protein synthesis-independent appearance of IL-2R alpha mRNA that is blocked by inhibitors of NF-kappa B activation .
 ( protein: IL-2R alpha, None) , ( protein: IL-1, None) , ( protein: NF-kappa B, None) , ( RNA: IL-2R alpha mRNA, 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: IL-2R alpha, None) , ( protein: IL-1, None) , ( protein: NF-kappa B, None) , ( RNA: IL-2R alpha mRNA, None) 