1. Department of Metabolism and Endocrinology (H.W., Y.F.), Juntendo University Graduate School of Medicine, Tokyo 113–8421, Japan
2. Centers for Molecular Diabetology (H.W., Y.F.) Juntendo University Graduate School of Medicine, Tokyo 113–8421, Japan
3. Therapeutic Innovations in Diabetes (H.W.), Juntendo University Graduate School of Medicine, Tokyo 113–8421, Japan
4. Japan Science and Technology Agency (JST)-CREST Program (Y.F.), Juntendo University Graduate School of Medicine, Tokyo 113–8421, Japan