1. Division of Molecular and Metabolic Medicine Department of Physiology and Cell Biology Kobe University Graduate School of Medicine Kobe Japan
2. Kansai Electric Power Medical Research Institute Kobe Japan
3. Division of Diabetes Department of Internal Medicine Aichi Medical University Nagakute Japan
4. Department of Neural Regeneration and Cell Communication Mie University Graduate School of Medicine Tsu Japan
5. Division of Endocrinology and Metabolism Department of Internal Medicine Fujita Health University Toyoake Japan
6. Department of Medicine Division of Metabolism, Endocrinology and Nutrition University of Washington Seattle Washington USA