About the Authors

Matthias Kern

Affiliation Department of Medicine, University of Leipzig, Leipzig, Germany

Nora Klöting

Affiliation IFB Obesity Diseases, Junior Research Group Animal Models, University of Leipzig, Leipzig, Germany

Heiko G. Niessen

Affiliation Boehringer-Ingelheim Pharma GmbH & Co. KG, Biberach, Germany

Leo Thomas

Affiliation Boehringer-Ingelheim Pharma GmbH & Co. KG, Biberach, Germany

Detlef Stiller

Affiliation Boehringer-Ingelheim Pharma GmbH & Co. KG, Biberach, Germany

Michael Mark

Affiliation Boehringer-Ingelheim Pharma GmbH & Co. KG, Biberach, Germany

Thomas Klein

Affiliation Boehringer-Ingelheim Pharma GmbH & Co. KG, Biberach, Germany

Matthias Blüher

bluma@medizin.uni-leipzig.de

Affiliation Department of Medicine, University of Leipzig, Leipzig, Germany

Competing Interests

L. Thomas, H. G. Niessen, D. Stiller, T. Klein, and M. Mark are employees of Boehringer Ingelheim Pharma. Linagliptin is a Boehringer Ingelheim Pharma product. There are no other patents, products in development or other marketed products to declare. This does not alter the authors’ adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: MK NK MB. Performed the experiments: MK NK HGN LT MM DS MB. Analyzed the data: MK NK TK MB. Contributed reagents/materials/analysis tools: HGN LT DS MM TK. Wrote the paper: MK NK TK MB.