1. Division of Endocrinology, Metabolism and Diabetes, University of Colorado Denver, Aurora, CO 80045, USA
2. Department of Pathology, University of Colorado School of Medicine, Aurora, CO 80045, USA
3. Department of Cardiology, Toranomon Hospital, Tokyo 105-8470, Japan
4. Division of Public Health, Center for Community Medicine, Jichi Medical University, Tochigi 329-0431, Japan
5. Division of Renal Diseases and Hypertension, University of Colorado Denver, Aurora, CO 80045, USA
6. Department of Ophthalmology, University of Colorado School of Medicine, Aurora, CO 80045, USA
7. Department of Biology, Boston University, Boston, MA 02215, USA