1. Division of Radiation Oncology, Department of Oncology, National Taiwan University Hospital National Taiwan University Cancer Center, Taipei, Taiwan
2. Department of Medical Research, Taipei Veterans General Hospital, Taipei, Taiwan
3. Department and Institute of Biochemistry, National Yang-Ming University, Taipei, Taiwan
4. Institute of Molecular Medicine and Bioengineering, National Chiao Tung University, Hsinchu, Taiwan
5. Division of Gastroenterology and Hepatology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan
6. Department of Medicine, School of Medicine, National Yang-Ming University, Taipei, Taiwan
7. Department and Institute of Pharmacology, National Yang-Ming University, Taipei, Taiwan