8675
Thus, the early increase of JunB protein in Th2 cells can provide the specificity for c-Maf in IL-4 expression during T cell development and directs thereby Th2 differentiation .
 ( cell type: Th2 cells, None) , ( protein: IL-4, None) , ( protein: JunB, None) , ( protein: c-Maf, 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 type: Th2 cells, None) , ( protein: IL-4, None) , ( protein: JunB, None) , ( protein: c-Maf, None) 