5427
Previous work has suggested that activation of the transcription factor activator protein 1 ( AP-1 ) is one LPS -induced event that mediates this response.
 ( protein: AP-1, None) , ( protein: transcription factor activator protein 1, 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: AP-1, None) , ( protein: transcription factor activator protein 1, None) 