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However, AML1/ETO can also synergize with the transcription factor AML1 to enhance the activity of the M-CSF receptor promoter .
 AML1/ETO, AML1, M-CSF receptor promoter, transcription factor
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:
 AML1/ETO, AML1, M-CSF receptor promoter, transcription factor