13777
Ro 09-2210 was also able to inhibit phorbol ester / ionomycin -induced activation of AP1 with IC50 = <10 nM.
 ( protein: AP1, 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: AP1, None) 