1. Department of Pathology, College of Oriental Medicine, Daegu Haany University, Daegu 706-828, Republic of Korea
2. Research Institute of Pharmaceutical Sciences, College of Pharmacy, Kyungpook National University, Daegu 702-701, Republic of Korea
3. Deparment of Biochemistry, School of Medicine, Catholic University of Daegu, Daegu 705-718, Republic of Korea
4. Department of Pharmacology, School of Medicine, Keimyung University, Daegu 704-701, Republic of Korea