1. Major of Nano-Bioengineering, College of Life Sciences and Bioengineering, Incheon National University, Incheon 406-840, Republic of Korea
2. Department of Medicine, College of Medicine, Chung-Ang University, Seoul 156-756, Republic of Korea
3. Department of Biological Science, College of Natural Sciences, Wonkwang University, Iksan, Jeonbuk 570-749, Republic of Korea
4. Institute for Glycoscience, Wonkwang University, Iksan, Jeonbuk 570-749, Republic of Korea