About the Authors

Silvia Pisaneschi

Affiliations Division of Obstetrics and Gynecology, Department of Reproductive Medicine and Child Development, University of Pisa, Pisa, Italy, Institute of Life Sciences, Scuola Superiore Sant’Anna, Pisa, Italy

Francesca A. L. Strigini

Affiliation Division of Obstetrics and Gynecology, Department of Reproductive Medicine and Child Development, University of Pisa, Pisa, Italy

Angel M. Sanchez

Affiliation Division of Obstetrics and Gynecology, Department of Reproductive Medicine and Child Development, University of Pisa, Pisa, Italy

Silvia Begliuomini

Affiliation Division of Obstetrics and Gynecology, Department of Reproductive Medicine and Child Development, University of Pisa, Pisa, Italy

Elena Casarosa

Affiliation Division of Obstetrics and Gynecology, Department of Reproductive Medicine and Child Development, University of Pisa, Pisa, Italy

Andrea Ripoli

Affiliation Institute of Clinical Physiology, National Research Council, Pisa, Italy

Paolo Ghirri

Affiliation Division of Neonatology, Department of Reproductive Medicine and Child Development, University of Pisa, Pisa, Italy

Antonio Boldrini

Affiliation Division of Neonatology, Department of Reproductive Medicine and Child Development, University of Pisa, Pisa, Italy

Bruno Fink

Affiliation Noxygen Science Transfer and Diagnostics, Elzach, Germany

Andrea R. Genazzani

Affiliation Division of Obstetrics and Gynecology, Department of Reproductive Medicine and Child Development, University of Pisa, Pisa, Italy

Flavio Coceani

Affiliation Institute of Life Sciences, Scuola Superiore Sant’Anna, Pisa, Italy

Tommaso Simoncini

tommaso.simoncini@med.unipi.it

Affiliation Division of Obstetrics and Gynecology, Department of Reproductive Medicine and Child Development, University of Pisa, Pisa, Italy

Competing Interests

B. Fink is the Business Manager of Noxygen Science Transfer & Diagnostics, a company that provides a service to measure NO-Hb in biological fluids and other samples. This does not alter the authors’ adherence to all the PLOS ONE policies on sharing data and materials. None of the other authors have conflicts of interest.

Author Contributions

Conceived and designed the experiments: SP TS. Performed the experiments: SP AMS EC BF SB FALS PG AB. Analyzed the data: SP AR ARG FC TS. Wrote the paper: SP FC TS.