5407
Deletion analyses of the construct revealed that the transcription of BOXF1 gene is regulated by BOX DNA , preferentially in undifferentiated EC cells versus differentiated cells .
 BOXF1 gene
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 BOXF1 gene