7664
The ability of type I and type II IFNs to inhibit IL-4 / IL-13 -induced STAT6 activity is dose- and time-dependent, and is not unique to monocytes because IFNs induce the same effects in fibroblasts .
 ( protein: STAT6, None) , ( cell type: monocytes, None) , ( cell type: fibroblasts, None) , ( protein: IFNs, None) , ( protein: IL-4, 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: STAT6, None) , ( cell type: monocytes, None) , ( cell type: fibroblasts, None) , ( protein: IFNs, None) , ( protein: IL-4, None) , ( protein: IL-13, None) 