About the Authors

Rhodel K. Simbulan

‡ These authors contributed equally to this work.

Affiliation Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco, San Francisco, California, United States of America

Marlea Di Santo

‡ These authors contributed equally to this work.

Affiliations Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco, San Francisco, California, United States of America, Tecnobios Procreazione, Bologna, Italy

Xiaowei Liu

Affiliation Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco, San Francisco, California, United States of America

Wingka Lin

Affiliation Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco, San Francisco, California, United States of America

Annemarie Donjacour

Affiliations Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco, San Francisco, California, United States of America, Department of Anatomy, University of California San Francisco, San Francisco, California, United States of America

Emin Maltepe

Affiliation Department of Pediatrics, University of California San Francisco, San Francisco, California, United States of America

Archana Shenoy

Affiliation Department of Urology, University of California San Francisco, San Francisco, California, United States of America

Andrea Borini

Affiliation Tecnobios Procreazione, Bologna, Italy

Paolo Rinaudo

Paolo.Rinaudo@ucsf.edu

Affiliation Department of Obstetrics, Gynecology and Reproductive Sciences, University of California San Francisco, San Francisco, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PR. Performed the experiments: RS MD XL WL AD AS. Analyzed the data: PR EM AD AB. Wrote the paper: RS MD AD EM AB PR. Contributed equal work to performing the experiments: RS MD.