1. Research Institute of Pharmaceutical Sciences, College of Pharmacy, Seoul National University, Seoul 151-742, Korea
2. College of Pharmacy and Research Institute of Drug Development, Chonnam National University, Gwangju 500-757, Korea
3. College of Pharmaceutical Engineering, Henan University of Animal Husbandry and Economy, Zhengzhou, 450046, China
4. Future Medicine Co., Ltd., Seoul 06665, Korea
5. College of Pharmacy, Ewha Womans University, Seoul 120-750, Korea
6. Department of Medical Microbiology, Leiden University Medical Center, Albinusdreef 2, 2333ZA Leiden, The Netherlands