3783
Furthermore, an important role for egr-1 in determining the differentiation pathway of myeloid cell precursors has been recently elaborated.
 egr-1, myeloid cell precursors
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:
 egr-1, myeloid cell precursors