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In contrast , EGCG markedly downregulated major bile acid transporters ( Asbt and Ost alpha ) and regulatory molecules ( Shp and Fgf15 ) in the ileum .
 Chemical: EGCG; Chemical: bile acid
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: EGCG; Chemical: bile acid