Biological Effectiveness of Carbon-Ion Radiation on Various Human Breast Cancer Cell Lines

Kumiko Karasawa^1*, Mayumi Fujita², Yoshimi Shoji², Yoshiya Horimoto³, Tatsuya Inoue⁴ and Takashi Imai²

¹Research Center Hospital for Charged Particle Therapy, National Institute of Radiological Sciences, Japan

²Advanced Particle Radiation Biology Research Program, Research Center for Charged Particle Therapy, National Institute of Radiological Sciences, Japan

³Department of Breast Surgery, Faculty of Medicine, Juntendo University, Japan

⁴Department of Radiation Oncology, Graduate School of Medicine, Juntendo University, Japan

^*Corresponding Author: Kumiko Karasawa, Research Center Hospital for Charged Particle Therapy, National Institute of Radiological Sciences, 4-9-1 Anagawa, Inageku, Chiba-city, Chiba, 263-8555, Japan, Tel: +81432063306 ext 6208, Fax: +81432566506 Email: