3109
The majority of these TCC exhibited a strongly polarized Th2 cytokine profile , and the production of IFN-gamma could not be induced by exogenous IL-12 .
 ( cell line: TCC, None) , ( protein: cytokine, None) , ( protein: IFN-gamma, None) , ( protein: IL-12, 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 line: TCC, None) , ( protein: cytokine, None) , ( protein: IFN-gamma, None) , ( protein: IL-12, None) 