About the Authors

Hitoshi Ishii

hit@tenriyorozu.jp

Affiliation Department of Endocrinology, Tenri Hospital, Tenri, Japan

Akira Shimatsu

Affiliation Clinical Research Institute, National Hospital Organization, Kyoto Medical Center, Kyoto, Japan

Yasuhiko Okimura

Affiliation Department of Nutrition, Metabolism and Food Science, Graduate School of Life Science, Kobe Women’s University, Kobe, Japan

Toshiaki Tanaka

Affiliation Tanaka Growth Clinic, Tokyo, Japan

Naomi Hizuka

Affiliation Department of Medicine II, Tokyo Women’s Medical University, Tokyo, Japan

Hidesuke Kaji

Affiliation Division of Physiology/Metabolism, University of Hyogo, Akashi, Japan

Kunihiko Hanew

Affiliation Hanew Endocrine Clinic, Sendai, Japan

Yutaka Oki

Affiliation Department of Medicine, Hamamatsu University School of Medicine, Hamamatsu, Japan

Sayuri Yamashiro

Affiliation Department of Endocrinology, Tenri Hospital, Tenri, Japan

Koji Takano

Affiliation Department of Nephrology and Endocrinology, the University of Tokyo Faculty of Medicine, Tokyo, Japan

Kazuo Chihara

Affiliation Department of Diabetes and Endocrinology, Hyogo Prefectural Kakogawa Medical Center, Kakogawa, Japan

Competing Interests

Dr. Hizuka was an advisory board member for Pfizer Japan, and received lecture fees from Pfizer, Novo Nordisk, Elli Lilly, and Japan Chemical Research. This does not alter the authors’ adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: HI AS KC. Performed the experiments: HI AS YO TT NH HK KH YO SY KT KC. Analyzed the data: HI AS KC. Contributed reagents/materials/analysis tools: HI. Wrote the paper: HI AS YO TT NH HK KH YO SY KT KC.