1. Molecular Thyroid Research Laboratory, Department of Medicine I, Johannes Gutenberg University Medical Center, Mainz Germany
2. Molecular Cardiology, Center for Cardiology 1, Johannes Gutenberg University Medical Center, Mainz Germany
3. National Institute of Diabetes and Digestive and Kidney Diseases, National Institutes of Health, Bethesda, Maryland
4. Department of Molecular Microbiology, Washington University School of Medicine, St. Louis, Missouri