2724
Ara-C activated SMase with 10 minutes in both Jurkat and EL4 cells , while phorbol ester ( PMA ) had no effect.
 ( protein: SMase, None) , ( cell line: EL4 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: SMase, None) , ( cell line: EL4 cells, None) 