7262
In consistence, the c-Myc and E1A overexpressing fibroblasts were more sensitive to the cytolytic effects of isolated NK cell-derived granules than parental cells .
 ( protein: E1A, None) , ( protein: c-Myc, None) , ( cell type: fibroblasts, None) , ( cell type: parental 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: E1A, None) , ( protein: c-Myc, None) , ( cell type: fibroblasts, None) , ( cell type: parental cells, None) 