1. Department of Biochemistry and Molecular Cell Biology, Graduate Institute of Medical Sciences, Graduate Institute of Nanomedicine and Medical Engineering, Taipei Medical University, 250 Wu-Hsing Street, Taipei 110, Taiwan
2. Department of Medicinal and Applied Chemistry, Kaohsiung Medical University, 100 Shih-Chuan first Road, Kaohsiung 807, Taiwan
3. Department of Medical Research, Kaohsiung Medical University Hospital, 100 Tzyou first Road, Kaohsiung 807, Taiwan
4. Division of Hepatogastroenterology, Department of Internal Medicine, China Medical University Hospital, 91 Hsueh-Shih Road, Taichung 404, Taiwan