6020
When the same MTHC lines are exposed to TNF-alpha in combination with IFN-gamma , the cells instead become DC .
 ( protein: IFN-gamma, None) , ( cell line: MTHC, None) , ( cell line: MTHC lines, None) , ( cell type: DC, None) , ( protein: TNF-alpha, 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: IFN-gamma, None) , ( cell line: MTHC, None) , ( cell line: MTHC lines, None) , ( cell type: DC, None) , ( protein: TNF-alpha, None) 