1. College of Pharmacy; Chungnam National University; Daejeon 305-764 Republic of Korea
2. Institute of Marine Biochemistry; Vietnam Academy of Science and Technology (VAST); 18 Hoang Quoc Viet Caugiay Hanoi Vietnam
3. Department of Oriental Pharmacy, College of Pharmacy; Wonkwang University and Wonkwang Oriental Medicines Research Institute; Iksan Jonbuk 570-749 Republic of Korea