6136
Finally, phorbol 12-myristate 13-acetate increased the activity of both the core and the 969-bp promoter fragments , and this increase was abrogated by mutations at the CRE site .
 ( DNA: CRE site, None) , ( DNA: 969-bp promoter fragments, 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:
 ( DNA: CRE site, None) , ( DNA: 969-bp promoter fragments, None) 