Task: Answer Verification
Input (English): Question: Are expression and activity of ABCG2 , but not ABCB1 or OATP1B1 , associated with cholesterol levels : evidence from in vitro and in vivo experiments?
Answer: This study suggested that statins may downregulate ABCG2 expression and function through reducing low-density lipoprotein cholesterol levels.
Output (English): yes