1. Department
of Molecular Science
and Technology, Ajou University, 5 Wonchon,
Yeongtong, Suwon, 443-749, Republic of Korea
2. Center for Biomaterials, Biomedical
Research Institute, Korea Institute of Science and Technology, Hwarangno 14-gil 5, Seongbuk-gu, Seoul 136-791, Republic of Korea
3. Tumor Immunity Medical Research
Center, Cancer Research Institute, Seoul National University College of Medicine, 28 Yongon-dong, Jongno-gu, Seoul
110-799, Republic of Korea