About the Authors
- Kenichi Nakahara
-
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Yasuhiro Fujiwara
-
* E-mail: yasu@med.osaka-cu.ac.jp
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Takuya Tsukahara
-
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Hirokazu Yamagami
-
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Tetsuya Tanigawa
-
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Masatsugu Shiba
-
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Kazunari Tominaga
-
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Toshio Watanabe
-
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Yoshihiro Urade
-
Affiliations Department of Molecular Behavioral Biology, Osaka Bioscience Institute, Suita, Japan, Molecular Sleep Biology Laboratory, International Institute for Integrative Sleep Medicine, World Premier International Research Center, Tsukuba University, Tsukuba, Japan
- Tetsuo Arakawa
-
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
Competing Interests
Dr. Arakawa received lecture fees from Otsuka and Eisai and research grants from Otsuka, Eisai, Astellas, Abbott Japan, Takeda, Dainippon Sumitomo, and Daiichi Sankyo. The remaining authors have no conflicts to disclose. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: KN YF YU. Performed the experiments: KN T. Tsukahara. Analyzed the data: KN. Contributed reagents/materials/analysis tools: KN YF T. Tsukahara HY T. Tanigawa MS KT TW YU TA. Contributed to the writing of the manuscript: KN YF T. Tsukahara HY T. Tanigawa MS KT TW YU TA.