1. College of
Pharmacy, Yonsei Institute of Pharmaceutical Sciences, Yonsei University, Incheon 406-840, Korea
2. Institute of Marine Biochemistry, Vietnam Academy of Science and Technology, 18 Hoang
Quoc Viet, Caugiay, Hanoi, Vietnam
3. Wildlife Genetic Resources Center, National Institute of Biological Resources, Incheon 404-708, Korea
4. College of Pharmacy, Chungnam National University, Daejeon 305-764, Korea
5. School of Medicine and Brain
Korea 21 Program, Jeju National University, Jeju 690-756, South Korea