About the Authors

Takeji Umemura

tumemura@shinshu-u.ac.jp (TU); otamasao@shinshu-u.ac.jp (MO)

Affiliation Department of Medicine, Division of Hepatology and Gastroenterology, Shinshu University School of Medicine, Matsumoto, Japan

Yoshihiko Katsuyama

Affiliation Department of Pharmacy, Shinshu University Hospital, Matsumoto, Japan

Kaname Yoshizawa

Affiliations Department of Medicine, Division of Hepatology and Gastroenterology, Shinshu University School of Medicine, Matsumoto, Japan, Department of Gastroenterology, NHO Ueda Medical Center, Ueda, Japan

Takefumi Kimura

Affiliation Department of Medicine, Division of Hepatology and Gastroenterology, Shinshu University School of Medicine, Matsumoto, Japan

Satoru Joshita

Affiliation Department of Medicine, Division of Hepatology and Gastroenterology, Shinshu University School of Medicine, Matsumoto, Japan

Michiharu Komatsu

Affiliation Department of Medicine, Division of Hepatology and Gastroenterology, Shinshu University School of Medicine, Matsumoto, Japan

Akihiro Matsumoto

Affiliation Department of Medicine, Division of Hepatology and Gastroenterology, Shinshu University School of Medicine, Matsumoto, Japan

Eiji Tanaka

Affiliation Department of Medicine, Division of Hepatology and Gastroenterology, Shinshu University School of Medicine, Matsumoto, Japan

Masao Ota

tumemura@shinshu-u.ac.jp (TU); otamasao@shinshu-u.ac.jp (MO)

Affiliation Department of Legal Medicine, Shinshu University School of Medicine, Matsumoto, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TU MO. Performed the experiments: YK. Analyzed the data: TU MO. Contributed reagents/materials/analysis tools: TU KY TK SJ MK AM ET. Contributed to the writing of the manuscript: TU MO.