5105
Since its effect on biliary physiology has not been thoroughly investigated , the present study evaluated effect of EGCG on bile flow and bile acid homeostasis in rats .
 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