1. Transplant Unit, Kyoto University Hospital, Kyoto, Japan
2. Department of Immunology, Institute for Frontier Medical Sciences, Kyoto University, Kyoto, Japan
3. Baylor All Saints Medical Center, Baylor Research Institute, Fort Worth, TX, USA
4. Department of Material Science, JAIST, Ishikawa Prefecture, Japan
5. Division of Hepato-Biliary-Pancreatic and Transplant Surgery, Department of Surgery, Kyoto University, Kyoto, Japan
6. Department of Simulation Medical Engineering, Institute for Frontier Medical Sciences, Kyoto University, Kyoto, Japan