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Epi increased the activity of the human WNT6 promoter through Cav1 - dependent binding of beta - catenin to the proximal WNT6 promoter .
 Chemical: Epi
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Epi