4754
Modulation of endogenous IL-1 beta and IL-1 receptor antagonist results in opposing effects on HIV expression in chronically infected monocytic cells .
 chronically infected monocytic cells, IL-1 receptor, IL-1 beta
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 chronically infected monocytic cells, IL-1 receptor, IL-1 beta