Affiliation: | 1. Life/Health Division, Korea Institute of Science and Technology, PO Box 131, Cheongryang, Seoul 130-650, Republic of Korea;2. Department of Chemistry, Yonsei University, Seodaemun-gu, Seoul 120-749, Republic of Korea;3. Research Center for Resistant Cells, Chosun University, Gwangju 501-759, Republic of Korea;4. Department of Cellular and Molecular Medicine, College of Medicine, Chosun University, 375 Seosuk-dong, Dong-gu Gwangju 501-759, Republic of Korea |