8296
Inhibition of cyclooxygenase-2 expression by 4-trifluoromethyl derivatives of salicylate , triflusal , and its deacetylated metabolite , 2-hydroxy-4-trifluoromethylbenzoic acid .
 ( protein: cyclooxygenase-2, 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: cyclooxygenase-2, None) 