2991
Incubation of APL cells with IFN-gamma failed to induce HLA class II molecules and recognition by the C3/5 clone .
 ( protein: IFN-gamma, None) , ( cell line: C3/5 clone, None) , ( protein: HLA class II molecules, None) , ( cell line: APL cells, 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: C3/5 clone, None) , ( protein: HLA class II molecules, None) , ( cell line: APL cells, None) 