13024
These results suggest that secretion of PGE2 by macrophages in response to infection or inflammatory activators could induce signaling events resulting in activation of proviral DNA present into T cells latently infected with HIV-1 .
 ( cell type: macrophages, None) , ( cell type: T cells, 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: macrophages, None) , ( cell type: T cells, None) 