2037
We have investigated the effect of redox changes in vivo on the differentiation of two human myeloid cell lines , HL-60 and KG-1 .
 KG-1, human myeloid cell lines, 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:
 KG-1, human myeloid cell lines, HL-60