About the Authors

Maxence Vieux-Rochas

Affiliation Evolution des Régulations Endocriniennes, CNRS, UMR5166, Muséum National d'Histoire Naturelle, Paris, France

Laurent Coen

Affiliation Evolution des Régulations Endocriniennes, CNRS, UMR5166, Muséum National d'Histoire Naturelle, Paris, France

Takahiro Sato

Affiliation Department of Physiological Chemistry and Metabolism, Graduate School of Medicine, University of Tokyo, Tokyo, Japan

Yukiko Kurihara

Affiliation Department of Physiological Chemistry and Metabolism, Graduate School of Medicine, University of Tokyo, Tokyo, Japan

Yorick Gitton

Affiliation Evolution des Régulations Endocriniennes, CNRS, UMR5166, Muséum National d'Histoire Naturelle, Paris, France

Ottavia Barbieri

Affiliation Transgenic Unit, Department of Oncology, Biology and Genetics, University of Genova, IST c/o CBA, Genova, Italy

Karine Le Blay

Affiliation Evolution des Régulations Endocriniennes, CNRS, UMR5166, Muséum National d'Histoire Naturelle, Paris, France

Giorgio Merlo

Affiliation Dulbecco Telethon Institute CNR-ITB, Milano, Italy

Marc Ekker

Affiliation Centre for Advanced Research in Environmental Genomics, Department of Biology, University of Ottawa, Ottawa, Canada

Hiroki Kurihara

Affiliation Department of Physiological Chemistry and Metabolism, Graduate School of Medicine, University of Tokyo, Tokyo, Japan

Philippe Janvier

Affiliations CNRS, UMR 5143, Département Histoire de la Terre, Muséum National d'Histoire Naturelle, Paris, France, Palaeontology Department, The Natural History Museum, London, United Kingdom

Giovanni Levi

To whom correspondence should be addressed. E-mail: glevi@mnhn.fr

Affiliation Evolution des Régulations Endocriniennes, CNRS, UMR5166, Muséum National d'Histoire Naturelle, Paris, France

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PJ GL MV YK HK. Performed the experiments: MV LC TS YG OB KL. Analyzed the data: ME GL GM. Wrote the paper: GL.