1. Department of Diabetes, Endocrinology, and NutritionGraduate School of MedicineKyoto UniversityKyotoJapan
2. Radioisotope Research Center, Agency for Health, Safety, and EnvironmentKyoto UniversityKyotoJapan
3. Department of Analytical and Bioinorganic ChemistryKyoto Pharmaceutical UniversityKyotoJapan
4. Department of Patho‐Functional BioanalysisGraduate School of Pharmaceutical SciencesKyoto UniversityKyotoJapan