About the Authors

Hidetsugu Nakazato

Affiliations Division of Epigenomics, National Cancer Center Research Institute, Tokyo, Japan, Esophageal Surgery Division, National Cancer Center Hospital, Tokyo, Japan, Department of Thoracic and Cardiovascular Surgery, Graduate School of Medicine, University of the Ryukyus, Okinawa, Japan

Hideyuki Takeshima

Affiliation Division of Epigenomics, National Cancer Center Research Institute, Tokyo, Japan

Takayoshi Kishino

Affiliation Division of Epigenomics, National Cancer Center Research Institute, Tokyo, Japan

Emi Kubo

Affiliation Division of Epigenomics, National Cancer Center Research Institute, Tokyo, Japan

Naoko Hattori

Affiliation Division of Epigenomics, National Cancer Center Research Institute, Tokyo, Japan

Takeshi Nakajima

Affiliation Endoscopy Division, National Cancer Center Hospital, Tokyo, Japan

Satoshi Yamashita

Affiliation Division of Epigenomics, National Cancer Center Research Institute, Tokyo, Japan

Hiroyasu Igaki

Affiliation Esophageal Surgery Division, National Cancer Center Hospital, Tokyo, Japan

Yuji Tachimori

Affiliation Esophageal Surgery Division, National Cancer Center Hospital, Tokyo, Japan

Yukio Kuniyoshi

Affiliation Department of Thoracic and Cardiovascular Surgery, Graduate School of Medicine, University of the Ryukyus, Okinawa, Japan

Toshikazu Ushijima

tushijim@ncc.go.jp

Affiliation Division of Epigenomics, National Cancer Center Research Institute, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HN HT TU. Performed the experiments: HN HT TK EK NH SY. Analyzed the data: HN HT SY TU. Contributed reagents/materials/analysis tools: HN HT TN SY HI YT YK. Wrote the paper: HN HT TU.