13822
Two regions, DP1 ( -140 to -92 bp ) and DP2 ( -353 to -304 bp ) of the promoter were essential for transcription in HeLa cells and human peripheral monocytes .
 human peripheral monocytes, -353 to -304 bp, DP2, DP1, -140 to -92 bp, HeLa cells
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:
 human peripheral monocytes, -353 to -304 bp, DP2, DP1, -140 to -92 bp, HeLa cells