14282
On the basis of these observations, it has been proposed that reactivation of latent HIV-1 harbored in chronically infected T lymphocytes , monocytes , or macrophages plays an important role in the pathogenesis of AIDS .
 ( cell type: monocytes, None) , ( cell type: macrophages, None) , ( cell type: chronically infected T lymphocytes, 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: monocytes, None) , ( cell type: macrophages, None) , ( cell type: chronically infected T lymphocytes, None) 