8327
The transcription factors PU.1 and C/EBPalpha are responsible for normal myeloid differentiation from stem cells to monocytes or granulocytes.
 transcription factors, C/EBPalpha, stem cells, monocytes, PU.1
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:
 transcription factors, C/EBPalpha, stem cells, monocytes, PU.1