1. Department of Neurosurgery and Neuro-Oncology; National Cancer Center Hospital; Tokyo Japan
2. Division of Brain Tumor Translational Research; National Cancer Center Research Institute; Tokyo Japan
3. Department of Neurosurgery; Faculty of Medicine; University of Tsukuba; Ibaraki Japan
4. Division of Chemotherapy and Clinical Research; National Cancer Center Research Institute; Tokyo Japan
5. Department of Neurosurgery; National Defense Medical College; Tokorozawa Japan
6. Department of Neurosurgery Graduate School of Medical Sciences; Kumamoto University; Kumamoto Japan
7. Department of Pathology and Clinical Laboratories; National Cancer Center Hospital; Tokyo Japan
8. Department of Neurosurgery; Graduate School of Medicine; Yokohama City University; Yokohama Japan
9. Department of Neurosurgery; the University of Tokyo; Tokyo Japan
10. Department of Neuro-Oncology/Neurosurgery; Saitama Medical University International Medical Center; Hidaka Japan
11. Division of Cancer Stem Cell; National Cancer Center Research Institute; Tokyo Japan
12. Department of Frontier Life Sciences; Nagasaki University Graduate School of Medicine; Nagasaki Japan