13022
The involvement of NF-kappaB in the PGE2 -dependent activating effect on HIV-1 transcription was further confirmed using a kappaB-regulated luciferase encoding vector and by electrophoretic mobility shift assays .
 ( protein: NF-kappaB, None) , ( DNA: kappaB-regulated luciferase encoding vector, 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: NF-kappaB, None) , ( DNA: kappaB-regulated luciferase encoding vector, None) 