1. Helmholtz-Institute for Metabolic, Obesity and Vascular Research (HI-MAG), Helmholtz Center Munich at the University of Leipzig and the University Hospital Leipzig AöR, 04103 Leipzig, Germany
2. Institute of Anatomy, Medical Faculty, University of Leipzig, 04103 Leipzig, Germany
3. Institute of Veterinary Anatomy, Histology and Embryology, Faculty of Veterinary Medicine, University of Leipzig, 04103 Leipzig, Germany
4. Rudolf-Boehm Institute for Pharmacology and Toxicology, Clinical Pharmacology, University of Leipzig, 04103 Leipzig, Germany
5. Department of Medicine III, Division of Endocrinology, Nephrology and Rheumatology, University of Leipzig, 04103 Leipzig, Germany