13482
The induction of IgE by IL-4 and IL-13 occurs through the activation of the intracellular signal-transducing protein Stat6 , whereas the inhibition of IgE class switching by interferon-y ( IFN-gamma ) occurs through the activation of Statl .
 ( protein: IgE, None) , ( protein: intracellular signal-transducing protein Stat6, None) , ( protein: Statl, None) , ( protein: IFN-gamma, None) , ( protein: IL-4, None) , ( protein: interferon-y, None) , ( protein: IgE, None) , ( protein: IL-13, 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: IgE, None) , ( protein: intracellular signal-transducing protein Stat6, None) , ( protein: Statl, None) , ( protein: IFN-gamma, None) , ( protein: IL-4, None) , ( protein: interferon-y, None) , ( protein: IgE, None) , ( protein: IL-13, None) 