1. Division of Radiation Cancer Research, Korea Institute of Radiological and Medical Sciences, Seoul 01812, Republic of Korea
2. Department of Surgery, Korea Institute of Radiological and Medical Sciences, Seoul 01812, Republic of Korea
3. Department of Pathology, Korea Institute of Radiological and Medical Sciences, Seoul 01812, Republic of Korea
4. Department of Internal Medicine, Korea Institute of Radiological and Medical Sciences, Seoul 01812, Republic of Korea
5. Department of Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul 06351, Republic of Korea
6. Department of Biotechnology, College of Life Sciences and Biotechnology, Korea University, Seoul 02841, Republic of Korea