13856
Human monocytes and monocyte-derived macrophages cultured for 6 days in 5% human serum expressed PPARgamma mRNA and protein by reverse transcription-polymerase chain reaction and Western blotting , respectively.
 PPARgamma mRNA, monocyte-derived macrophages, Human monocytes, PPARgamma
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:
 PPARgamma mRNA, monocyte-derived macrophages, Human monocytes, PPARgamma