About the Authors

Peter Rzehak

Peter.Rzehak@med.uni-muenchen.de

Affiliation Division of Metabolic and Nutritional Medicine, Dr. von Hauner Children’s Hospital, Ludwig-Maximilians-University of Munich, University of Munich Medical Centre, Munich, Germany

Richard Saffery

Affiliation Cancer and Disease Epigenetics Research Group, Murdoch Childrens Research Institute, Royal Children's Hospital, Flemington Road, Parkville, 3052 Victoria Australia

Eva Reischl

Affiliation Research Unit of Molecular Epidemiology, Institute of Epidemiology II, Helmholtz Zentrum Muenchen, Munich, Germany

Marcela Covic

Affiliation Division of Metabolic and Nutritional Medicine, Dr. von Hauner Children’s Hospital, Ludwig-Maximilians-University of Munich, University of Munich Medical Centre, Munich, Germany

Simone Wahl

Affiliation Research Unit of Molecular Epidemiology, Institute of Epidemiology II, Helmholtz Zentrum Muenchen, Munich, Germany

Veit Grote

Affiliation Division of Metabolic and Nutritional Medicine, Dr. von Hauner Children’s Hospital, Ludwig-Maximilians-University of Munich, University of Munich Medical Centre, Munich, Germany

Annick Xhonneux

Affiliation CHC St Vincent, Liège-Rocourt, Belgium

Jean-Paul Langhendries

Affiliation CHC St Vincent, Liège-Rocourt, Belgium

Natalia Ferre

Affiliation Universitat Rovira I Virgili, Reus, Spain

Ricardo Closa-Monasterolo

Affiliation Universitat Rovira I Virgili, Reus, Spain

Elvira Verduci

Affiliation University of Milano, Milano, Italy

Enrica Riva

Affiliation University of Milano, Milano, Italy

Piotr Socha

Affiliation Children’s Memorial Health Institute, Warsaw, Poland

Dariusz Gruszfeld

Affiliation Children’s Memorial Health Institute, Warsaw, Poland

Berthold Koletzko

Affiliation Division of Metabolic and Nutritional Medicine, Dr. von Hauner Children’s Hospital, Ludwig-Maximilians-University of Munich, University of Munich Medical Centre, Munich, Germany

European Childhood Obesity Trial Study group

Membership of the European Childhood Obesity Trial Study Group is listed in the Acknowledgments.

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PR BK E. Reischl. Performed the experiments: ER. Analyzed the data: PR. Contributed reagents/materials/analysis tools: PR RS MC E. Reischl SW VG AX JPL NF RCM EV E. Riva PS DG BK. Wrote the paper: PR RS MC SW. Pre-processing and normalization of the Illumina 450K data: PR. Conceived or contributed to the CHOP study design and data collection: BK VG JPL AX NF RCM EV E. Riva PS DG. Critically reviewed, discussed and revised the paper: PR MC RS SW E. Reischl VG AX JPL NF RCM EV E. Riva PS DG BK.