1. Department of Metabolic Regulation, Shinshu University School of Medicine, Matsumoto 390-8621, Japan
2. Oriental Yeast Co., Ltd., Itabashi, Tokyo 174-8505, Japan
3. Department of Medicine, Division of Gastroenterology and Hepatology, Shinshu University School of Medicine, Matsumoto 390-8621, Japan
4. Department of Molecular Pathology, Shinshu University School of Medicine, Matsumoto 390-8621, Japan
5. Department of Global Medical Research Promotion, Shinshu University Graduate School of Medicine, Matsumoto 390-8621, Japan
6. International Relations Office, Shinshu University School of Medicine, Matsumoto 390-8621, Japan
7. Research Center for Social Systems, Shinshu University, Matsumoto 390-8621, Japan