3665
However , the consequences of LPV and RTV , alone and combined ( LPV / r ) , on hepatocyte viability , bile acid transport , and endogenous bile acid disposition in rat hepatocytes have not been examined .
 Chemical: LPV; Chemical: RTV; Chemical: LPV; Chemical: bile acid; 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: LPV; Chemical: RTV; Chemical: LPV; Chemical: bile acid; Chemical: bile acid