About the Authors

Kei Takahashi

Affiliation Department of Obstetrics and Gynecology, Osaka University Graduate School of Medicine, Suita, Osaka, Japan

Masayuki Endo

endoh@gyne.med.osaka-u.ac.jp

Affiliation Department of Obstetrics and Gynecology, Osaka University Graduate School of Medicine, Suita, Osaka, Japan

Takekazu Miyoshi

Affiliation Department of Perinatology and Gynecology, National Cerebral and Cardiovascular Center, Suita, Osaka, Japan

Mitsuhiro Tsuritani

Affiliation Department of Perinatology and Gynecology, National Cerebral and Cardiovascular Center, Suita, Osaka, Japan

Yukiko Shimazu

Affiliation Department of Obstetrics and Gynecology, Osaka University Graduate School of Medicine, Suita, Osaka, Japan

Hiroshi Hosoda

Affiliation Department of Biochemistry, National Cardiovascular Center Research Institute, Suita, Osaka, Japan

Kotaro Saga

Affiliation Department of Gene Therapy Science, Osaka University Graduate School of Medicine, Suita, Osaka, Japan

Katsuto Tamai

Affiliation Department of Stem Cell Therapy Science, Osaka University Graduate School of Medicine, Suita, Osaka, Japan

Alan W. Flake

Affiliation Center for Fetal Diagnosis and Treatment, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States of America

Jun Yoshimatsu

Affiliation Department of Perinatology and Gynecology, National Cerebral and Cardiovascular Center, Suita, Osaka, Japan

Tadashi Kimura

Affiliation Department of Obstetrics and Gynecology, Osaka University Graduate School of Medicine, Suita, Osaka, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: K. Takahashi ME TM HH JY. Performed the experiments: K. Takahashi ME TM YS. Analyzed the data: K. Takahashi ME KS K. Tamai. Contributed reagents/materials/analysis tools: TM MT HH JY. Wrote the paper: K. Takahashi ME AWF TK.