9019
The reduction in gene expression resulted from the ability of IL-10 to suppress IFN -induced assembly of signal transducer and activator of transcription (STAT) factors to specific promoter motifs on IFNalpha- and IFNgamma- inducible genes .
 ( protein: signal transducer and activator of transcription (STAT) factors, None) , ( protein: IFN, None) , ( DNA: specific promoter motifs, None) , ( protein: IL-10, 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: signal transducer and activator of transcription (STAT) factors, None) , ( protein: IFN, None) , ( DNA: specific promoter motifs, None) , ( protein: IL-10, None) 