1. Division
of Magnetic Resonance, Korea Basic Science Institute, 804-1, Yangcheong
Ri, Ochang, Chungbuk, Cheongwon 363-883, Republic of Korea
2. Molecular
Embryology Laboratory,
Department of Animal Sciences, Chungbuk National University, Cheongju, Chungbuk 361-763, Republic of Korea
3. Laboratory
of Metabolism, Center for Cancer Research, National Cancer Institute, National Institutes of Health, Bethesda, Maryland 20892, United States
4. College
of Pharmacy, Chungbuk National University, Cheongju, Chungbuk 361-763, Republic of Korea
5. Department of Bio-Materials, Graduate School and Department of Cellular & Molecular Medicine, School of Medicine, Chosun University, Gwangju 501-759, Republic of Korea