1. Department of Molecular Biology, College of Natural Sciences, Pusan National University, Pusan 609-735, Republic of Korea
2. DNA Identification Center, National Forensic Service, Seoul 158-707, Republic of Korea
3. Nanobiotechnology Center, Pusan National University, Pusan 609-735, Republic of Korea
4. The Division of Natural Medical Sciences, College of Health Science, Chosun University, Gwangju 501-759, Republic of Korea