1. Department of Radiation Oncology, Gunma University, 3-39-22, Showa-machi, Maebashi, Gunma, Japan
2. Research Program for Heavy Ion Therapy, Division of Integrated Oncology Research, Gunma University Initiative for Advanced Research (GIAR), Maebashi, Gunma, Japan
3. Department of Radiation Biology and Protection, Atomic Bomb Disease Institute, Nagasaki University, Nagasaki, Japan
4. Faculty of Pharmacy, Silpakorn University, Nakhon Pathom, Thailand
5. Department of Radiation Oncology, Massachusetts General Hospital/Harvard Medical School, Boston, MA, USA
6. International Open Laboratory, Gunma University Initiative for Advanced Research (GIAR), Maebashi, Gunma, Japan
7. Education and Research Support Center (ERSC), Graduate School of Medicine, Gunma University, 3-39-22, Showa-machi, Maebashi, Gunma, Japan