Institution: | 1School of Life Sciences and Biotechnology, Korea University, Seoul 136-701, Korea.;2Bio-evaluation Center, Korea Research Institute of Bioscience and Biotechnology (KRIBB), Chungbuk 363-883, Korea.;3College of Pharmacy, Chungbuk National University, Cheongju 361-763, Korea.;4College of Pharmacy, Sungkyunkwan University, Suwon 440-746, Korea.;5Department of Biotechnology, Yonsei University, Seoul 120-740, Korea. |