14018
Mononuclear phagocytes are exposed to fibrinous provisional matrix throughout migration into inflammatory foci, so this study was undertaken to determine whether fibrinogen triggers activation of NF-kappa B transcription factors .
 ( cell type: Mononuclear phagocytes, None) , ( protein: NF-kappa B transcription factors, 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:
 ( cell type: Mononuclear phagocytes, None) , ( protein: NF-kappa B transcription factors, None) 