About the Authors

Hitomi Suzuki

Current address: Department of Obstetrics, Gynecology and Reproductive Sciences, University of Pittsburgh School of Medicine, Magee-Womens Research Institute, Pittsburgh, Pennsylvania, United States of America

Affiliation Department of Biological Sciences, Graduate School of Science, University of Tokyo, Tokyo, Japan

Rie Saba

Affiliation Division of Mammalian Development, National Institute of Genetics, Shizuoka, Japan

Aiko Sada

Affiliation Department of Genetics, The Graduate University for Advanced Studies (Sokendai), Shizuoka, Japan

Yumiko Saga

ysaga@lab.nig.ac.jp

Affiliations Department of Biological Sciences, Graduate School of Science, University of Tokyo, Tokyo, Japan, Division of Mammalian Development, National Institute of Genetics, Shizuoka, Japan, Department of Genetics, The Graduate University for Advanced Studies (Sokendai), Shizuoka, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HS YS. Performed the experiments: HS RS AS. Analyzed the data: HS. Contributed reagents/materials/analysis tools: HS. Wrote the paper: HS YS.