About the Authors

Keiko Shoji

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Katsutoshi Oda

katsutoshi-tky@umin.ac.jp

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Tomoko Kashiyama

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Yuji Ikeda

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Shunsuke Nakagawa

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Kenbun Sone

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Yuichiro Miyamoto

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Haruko Hiraike

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Michihiro Tanikawa

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Aki Miyasaka

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Takahiro Koso

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Yoko Matsumoto

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Osamu Wada-Hiraike

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Kei Kawana

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Hiroyuki Kuramoto

Affiliation Department of Clinical Cytology, Kitasato University Graduate School of Medical Sciences, Kanagawa, Japan

Frank McCormick

Affiliation Helen Diller Family Comprehensive Cancer Center, University of California San Francisco, San Francisco, California, United States of America

Hiroyuki Aburatani

Affiliation Genome Science Division, Research Center for Advanced Science and Technology, The University of Tokyo, Tokyo, Japan

Tetsu Yano

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Shiro Kozuma

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Yuji Taketani

Affiliation Department of Obstetrics and Gynecology, Faculty of Medicine, The University of Tokyo, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: K. Shoji KO SN. Performed the experiments: K. Shoji T. Kashiyama YI Y. Miyamoto AM T. Koso. Analyzed the data: K. Shoji KO T. Kashiyama Y. Miyamoto HA. Contributed reagents/materials/analysis tools: SN K. Sone Y. Miyamoto HH MT Y. Matsumoto OW-H KK HK FM HA TY SK YT. Wrote the paper: K. Shoji KO.