4248
Analysis of the accumulation of mRNA -encoding members of the AP-1 transcription factor family demonstrated that c-fos and junB are also expressed upon stimulation of NK and T cells with IL-2 , but not IL-12 , whereas expression of c-jun and junD is not modified by either cytokine .
 ( DNA: c-jun, None) , ( protein: IL-12, None) , ( DNA: c-fos, None) , ( protein: AP-1 transcription factor family, None) , ( DNA: junB, None) , ( DNA: junD, None) , ( protein: IL-2, None) , ( protein: cytokine, None) , ( RNA: mRNA, None) , ( protein: mRNA -encoding members, 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:
 ( DNA: c-jun, None) , ( protein: IL-12, None) , ( DNA: c-fos, None) , ( protein: AP-1 transcription factor family, None) , ( DNA: junB, None) , ( DNA: junD, None) , ( protein: IL-2, None) , ( protein: cytokine, None) , ( RNA: mRNA, None) , ( protein: mRNA -encoding members, None) 