6019
MTHC in the presence of TNF-alpha and IL-4 will differentiate into cells that have many of the properties of macrophages .
 TNF-alpha, MTHC, IL-4, macrophages
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:
 TNF-alpha, MTHC, IL-4, macrophages