1. School of Pharmacy, Sungkyunkwan University, Suwon 440-746, Republic of Korea
2. Agricultural Microbiology Division, National Institute of Agricultural Sciences (NAS), RDA, 166, Nongsaengmyeong-ro, Iseo-myeon, Wanju-gun, Jeollabuk-do 55365, Republic of Korea
3. Special Forest Products Division, Forest Bioresources Department, National Institute of Forest Science, Suwon 16631, Republic of Korea
4. Korea Research Institute of Chemical Technology, Deajeon 305-600, Republic of Korea