*Komei Kuge^1,2, Hiroki Masuda^1,2, Wanying Du¹, Tomohiko Yasuda³, Akira SugiySugiyama⁴, Hiromitsu Haba⁵, Toshifumi Tatsumi⁶, Nobuyoshi Akimitsu⁴, Yoshitaka Kumakura⁷, Hiroshi Yoshida², Yasuyuki Seto¹, Youichiro Wada⁴, Sachiyo Nomura¹ (1. Department of Gastrointestinal Surgery, Graduate School of Medicine, The University of Tokyo, 2. Department of Gastrointestinal and Hepato-Biliary-Pancreatic Surgery, Nippon Medical School, 3. Department of Gastrointestinal Surgery, Nippon Medical School Chiba Hokusoh Hospital, 4. Isotope Science Center, The University of Tokyo, 5. Nishina Center for Accelerator-based Science, RIKEN, 6. Graduate School of Pharmaceutical Sciences, The University of Tokyo, 7. Department of Diagnostic Radiology and Nuclear Medicine, Saitama Medical Center, Saitama Medical University)

*Sota Nakagawa^1,2,3, Yuichiro Kadonaga⁴, Kazuhiro Ooe^5,6, Takahiro Teramoto⁶, Katsuyuki Tokoi¹, Kojiro Nagata^5,6, Takashi Yoshimura^5,6, Hiromitsu Haba⁷, Yang Wang⁷, Yoshitaka Kasamatsu¹, Atsushi Toyoshima⁶, Koichi Hukase^1,6, Atsushi Shinohara^6,8 (1. Grad. Sch. of Sci., Osaka Univ., 2. Grad. Sch. of Med., Nagoya Univ., 3. NCC EPOC, 4. Grad. Sch. of Med., Osaka Univ., 5. RI Center, Osaka Univ., 6. Institute for Radiation Sciences, Osaka Univ., 7. RIKEN, 8. Osaka Aoyama Univ.)

*Ichiro Nishinaka¹, Kazuyuki Hashimoto² (1. QST Takasaki Advanced Radiation Research Institute, 2. JAEA Nuclear Science Research Institute)

*Shoko Takano¹ (1. Dep Rad Oncol, Yokohama City Univ Sch Med)