1. Department
of Toxicology, College of Pharmacy, Chungnam National University, Daejeon 305-764, Republic of Korea
2. Jeollanamdo Institute of Natural Resources Research, Jeollanamdo 529-851, Republic of Korea
3. Natural Medicine Research Center, Korea Research
Institute of Bioscience and Biotechnology, Daejeon 301-724, Republic of Korea
4. Korea Research Institute of Chemical Technology, Daejeon 305-600, Republic of Korea
5. Department
of Food Science, International University of Korea, Jinju 660-759, Republic of Korea
6. College of
Pharmacy, Yeungnam University, Gyeongsan 712-749, Republic of Korea