About the Authors

David A. Hughes

*E-mail: hughes@eva.mpg.de

Affiliation Max Plank Institute for Evolutionary Anthropology, Leipzig, Germany

Kun Tang

Affiliation Max Plank Institute for Evolutionary Anthropology, Leipzig, Germany

Rainer Strotmann

Affiliation Institute of Biochemistry, Molecular Biochemistry, Medical Faculty, University of Leipzig, Germany

Torsten Schöneberg

Affiliation Institute of Biochemistry, Molecular Biochemistry, Medical Faculty, University of Leipzig, Germany

Jean Prenen

Affiliation Department of Physiology, Katholieke Universiteit Leuven, Leuven, Belgium

Bernd Nilius

Affiliation Department of Physiology, Katholieke Universiteit Leuven, Leuven, Belgium

Mark Stoneking

Affiliation Max Plank Institute for Evolutionary Anthropology, Leipzig, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MS BN DH RS TS JP. Performed the experiments: KT DH RS JP. Analyzed the data: BN DH JP. Contributed reagents/materials/analysis tools: MS KT BN DH RS TS JP. Wrote the paper: MS BN DH.