6231
In addition, it has been established that tumor necrosis factor-alpha ( TNF-alpha ) can activate the expression of wild type p53 in concert with the nuclear transcription factor , NF-kappa B .
 ( protein: tumor necrosis factor-alpha, None) , ( protein: NF-kappa B, None) , ( protein: nuclear transcription factor, None) , ( protein: wild type p53, None) , ( protein: TNF-alpha, 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: tumor necrosis factor-alpha, None) , ( protein: NF-kappa B, None) , ( protein: nuclear transcription factor, None) , ( protein: wild type p53, None) , ( protein: TNF-alpha, None) 