About the Authors

Yukihiro Tamura

Contributed equally to this work with: Yukihiro Tamura, Michiyo Higashi

Affiliations Department of Human Pathology, Field of Oncology, Kagoshima University Graduate School of Medical and Dental Sciences, Sakuragaoka, Kagoshima, Japan, Department of Internal Medicine, Ohsumi-Kanoya Hospital, Kanoya, Kagoshima, Japan

Michiyo Higashi

Contributed equally to this work with: Yukihiro Tamura, Michiyo Higashi

east@m2.kufm.kagoshima-u.ac.jp

Affiliation Department of Human Pathology, Field of Oncology, Kagoshima University Graduate School of Medical and Dental Sciences, Sakuragaoka, Kagoshima, Japan

Sho Kitamoto

Affiliation Department of Human Pathology, Field of Oncology, Kagoshima University Graduate School of Medical and Dental Sciences, Sakuragaoka, Kagoshima, Japan

Seiya Yokoyama

Affiliation Department of Human Pathology, Field of Oncology, Kagoshima University Graduate School of Medical and Dental Sciences, Sakuragaoka, Kagoshima, Japan

Masahiko Osako

Affiliation Department of Surgery, Kagoshima-shi Medical Association Hospital, Kagoshima, Japan

Michiko Horinouchi

Affiliation Department of Pathology, Kagoshima-shi Medical Association Hospital, Kagoshima, Japan

Takeshi Shimizu

Affiliation Department of Pathology, Kagoshima-shi Medical Association Hospital, Kagoshima, Japan

Mineo Tabata

Affiliation Department of Surgery, Kagoshima-shi Medical Association Hospital, Kagoshima, Japan

Surinder K. Batra

Affiliation Departments of Biochemistry and Molecular Biology, Eppley Institute for Research in Cancer and Allied Diseases, University of Nebraska Medical Center, Omaha, Nebraska, United States of America

Masamichi Goto

Affiliations Department of Human Pathology, Field of Oncology, Kagoshima University Graduate School of Medical and Dental Sciences, Sakuragaoka, Kagoshima, Japan, National Sanatorium Hoshizuka-Keiaien, Kanoya, Kagoshima, Japan

Suguru Yonezawa

Affiliation Department of Human Pathology, Field of Oncology, Kagoshima University Graduate School of Medical and Dental Sciences, Sakuragaoka, Kagoshima, Japan

Competing Interests

The authors declare that they have no conflict of interest regarding the work in the study.

Author Contributions

Conceived and designed the experiments: YT M. Higashi S. Yonezawa. Performed the experiments: YT M. Higashi SK S. Yokoyama S. Yonezawa. Analyzed the data: YT M. Higashi MG S. Yonezawa. Contributed reagents/materials/analysis tools: MO M. Horinouchi TS MT SKB. Wrote the paper: YT M. Higashi.