1. Korea
Bioactive Natural Material Bank, Research Institute of Pharmaceutical
Sciences, College of Pharmacy, Seoul National University, Seoul 151-742, Republic of Korea
2. Division
of Biological Science and Technology, Yonsei University, Wonju 220-100, Republic of Korea
3. Laboratory
Animal Center, Korea Research Institute of Bioscience and Biotechnology, Yuseong-gu, Daejeon 305-806, Republic of Korea