1. Clinical Research Institute for Endocrine Metabolic Disease, Kyoto Medical Center, Fushimi-ku, Kyoto, Japan
2. Department of Molecular Medicine and Metabolism, Medical Research Institute, Tokyo Medical and Dental University, Chiyoda-ku, Tokyo, Japan
3. Diabetes Center, National Hospital Organization, Kyoto Medical Center, Fushimi-ku, Kyoto, Japan
4. Center of Excellence Program for Frontier Research on Molecular Destruction and Reconstitution of Tooth and Bone, Tokyo Medical and Dental University, Chiyoda-ku, Tokyo, Japan