About the Authors

Naoyoshi Nagata

nnagata_ncgm@yahoo.co.jp

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan

Ryota Niikura

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan

Takuro Shimbo

Affiliation Clinical Research and Informatics, International Clinical Research Center Research Institute, National Center for Global Health and Medicine, Tokyo, Japan

Yoshihiro Kishida

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan

Katsunori Sekine

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan

Shohei Tanaka

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan

Tomonori Aoki

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan

Kazuhiro Watanabe

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan

Junichi Akiyama

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan

Mikio Yanase

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan

Toshiyuki Itoh

Affiliation Clinical Research Center for Clinical Sciences, National Center for Global Health and Medicine, Tokyo, Japan

Masashi Mizokami

Affiliation Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Kohnodai Hospital, Chiba, Japan

Naomi Uemura

Affiliation Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Kohnodai Hospital, Chiba, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NN TT JA MY MM NU TS. Performed the experiments: NN RN TA YK KS ST KW. Analyzed the data: TS. Contributed reagents/materials/analysis tools: RN TA YK KS ST KW NN. Wrote the paper: NN TI NU.