1. Department of Gastrointestinal Medical Oncology, Harbin Medical University Cancer Hospital, Harbin 150001, People’s Republic of China
2. Translational Medicine Research and Cooperation Center of Northern China, Heilongjiang Academy of Medical Sciences, Harbin 150081, People’s Republic of China
3. Department of Gastroenterology, The First Affiliated Hospital of Harbin Medical University, Harbin 150000, People’s Republic of China
4. Key Laboratory of Superlight Materials and Surface Technology, Ministry of Education, College of Materials Science and Chemical Engineering, Harbin Engineering University, Harbin 150001, People’s Republic of China
5. Department of Radiation Oncology, Harbin Medical University Cancer Hospital, Harbin 150001, People’s Republic of China