1. Institute of Clinical Medicine, College of Medicine, National Cheng Kung University, Tainan 704, Taiwan
2. Departments of Oncology and Internal Medicine, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan 704, Taiwan
3. Center of Applied Nanomedicine, National Cheng Kung University, Tainan 701, Taiwan
4. Department of Chemistry, National Cheng Kung University, Tainan 701, Taiwan
5. Department of Photonics, Center for Micro/Nano Science and Technology, National Cheng Kung University, Tainan 701, Taiwan
6. Department of Surgery, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan 704, Taiwan