1823
These results indicate that the IL-5 gene is positively regulated by cAMP in a manner opposite to that for the IL-2 gene .
 ( protein: IL-5, None) , ( DNA: IL-5 gene, None) , ( DNA: IL-2 gene, None) , ( protein: IL-2, 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-5, None) , ( DNA: IL-5 gene, None) , ( DNA: IL-2 gene, None) , ( protein: IL-2, None) 