8019
Induction of HL-60 and U-937 cell differentiation into monocytes /macrophages by IFN-gamma or PMA results in a dephosphorylation and consequent activation of 4E-BP1 .
 4E-BP1, U-937, monocytes /macrophages, monocytes, IFN-gamma, HL-60
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:
 4E-BP1, U-937, monocytes /macrophages, monocytes, IFN-gamma, HL-60