About the Authors

Jun-ichi Oyama

junoyama@cc.saga-u.ac.jp (JO); node@cc.saga-u.ac.jp (KN)

Affiliation Department of Cardiovascular Medicine, Saga University, Saga, Japan

Toyoaki Murohara

Affiliation Department of Cardiology, Nagoya University Graduate School of Medicine, Nagoya, Japan

Masafumi Kitakaze

Affiliation Department of Clinical Medicine and Development, National Cerebral and Cardiovascular Center, Osaka, Japan

Tomoko Ishizu

Affiliation Department of Clinical Laboratory Medicine, Faculty of Medicine, University of Tsukuba, Tsukuba, Japan

Yasunori Sato

Affiliation Department of Global Clinical Research, Graduate School of Medicine, Chiba University, Chiba, Japan

Kazuo Kitagawa

Affiliation Department of Neurology, Tokyo Women’s Medical University, Tokyo, Japan

Haruo Kamiya

Affiliation Division of Cardiology, Japanese Red Cross Nagoya Daiichi Hospital, Nagoya, Japan

Masayoshi Ajioka

Affiliation Department of Cardiovascular Internal Medicine, Tosei General Hospital, Seto, Japan

Masaharu Ishihara

Affiliation Division of Cardiovascular Medicine and Coronary Heart Disease, Hyogo College of Medicine, Nishinomiya, Japan

Kazuoki Dai

Affiliation Department of Cardiology, Hiroshima City Hospital, Hiroshima, Japan

Mamoru Nanasato

Affiliation Cardiovascular Center, Japanese Red Cross Nagoya Daini Hospital, Nagoya, Japan

Masataka Sata

Affiliation Department of Cardiovascular Medicine, Institute of Biomedical Sciences, Tokushima University Graduate School, Tokushima, Japan

Koji Maemura

Affiliation Department of Cardiovascular Medicine, Graduate School of Biomedical Sciences, Nagasaki University, Nagasaki, Japan

Hirofumi Tomiyama

Affiliation Department of Cardiology, Tokyo Medical University, Tokyo, Japan

Yukihito Higashi

Affiliation Department of Cardiovascular Regeneration and Medicine, Research Institute for Radiation Biology and Medicine, Hiroshima University, Hiroshima, Japan

Kohei Kaku

Affiliation Department of Internal Medicine, Kawasaki Medical School, Kurashiki, Japan

Hirotsugu Yamada

Affiliation Department of Cardiovascular Medicine, Tokushima University Hospital, Tokushima, Japan

Munehide Matsuhisa

Affiliation Diabetes Therapeutics and Research Center, Tokushima University, Tokushima, Japan

Kentaro Yamashita

Affiliation Department of Cardiology, Nagoya University Graduate School of Medicine and National Hospital Organization Nagoya Medical Center, Nagoya, Japan

Yasuko K. Bando

Affiliation Department of Cardiology, Nagoya University Graduate School of Medicine and National Hospital Organization Nagoya Medical Center, Nagoya, Japan

Naoki Kashihara

Affiliation Department of Nephrology and Hypertension, Kawasaki Medical School, Kurashiki, Japan

Shinichiro Ueda

Affiliation Department of Clinical Pharmacology and Therapeutics, University of the Ryukyus, Nishihara, Japan

Teruo Inoue

Affiliation Department of Cardiovascular Medicine, Dokkyo Medical University, Mibu, Japan

Atsushi Tanaka

Affiliation Department of Cardiovascular Medicine, Saga University, Saga, Japan

Koichi Node

junoyama@cc.saga-u.ac.jp (JO); node@cc.saga-u.ac.jp (KN)

Affiliation Department of Cardiovascular Medicine, Saga University, Saga, Japan

PROLOGUE Study Investigators

A complete list of the PROLOGUE (Program of Vascular Evaluation under Glucose Control by DPP-4 Inhibitor) Study Investigators is provided in the Acknowledgments.

Competing Interests

JO belongs to the research program faculty (chair course) sponsored by Fukuda Denshi. YKB MI KKa NK MK KM TM MS SU HY received honoraria from pharmaceutical companies including MSD. MI MK KM received honoraria from pharmaceutical companies including Ono. KN received honoraria from pharmaceutical companies including Merck. YKB MI NK KM TM MS SU HY received research grants from pharmaceutical companies including MSD. MI MK MS HY received research grants from pharmaceutical companies including Ono. KKi MM YS HT received honoraria from pharmaceutical companies. KKa KKi MM KN YS received research grants from pharmaceutical companies. All other authors declare that they have no conflict of interest. A full list of competing interests is provided in S6 Text.

Author Contributions

Conceived and designed the experiments: MA YKB KD YH TIn MI TIs KKa HK NK KKi MK KM MM TM MN KN JO MS YS AT HT SU HY KY. Performed the experiments: MA YKB KD YH TIn MI TIs KKa HK NK MK KM MM TM MN KN JO MS HT SU HY KY. Analyzed the data: YS AT. Contributed reagents/materials/analysis tools: TIs YS. Wrote the first draft of the manuscript: MA YKB YH TIn TIs NK MK KM MM TM KN JO MS YS HT SU HY. Contributed to the writing of the manuscript: MA YKB KD YH TIn MI TIs KKa HK NK KKi MK KM MM TM MN KN JO MS YS AT HT SU HY KY. Enrolled patients: MA YB KD YH TIn TIs KKa HK MK KM MM TM MN KN JO HT HY KY. Agree with the manuscript’s results and conclusions: MA YKB KD YH TIn MI TIs KKa HK NK KKi MK KM MM TM MN KN JO MS YS AT HT SU HY KY. All authors are members of the PROLOGUE Study Investigators. All authors have read, and confirm that they meet, ICMJE criteria for authorship.