1. Department of Bioengineering, University of Colorado, Anschutz Medical Campus, Aurora, CO
2. Barbara Davis Center for Diabetes, University of Colorado, Anschutz Medical Campus, Aurora, CO
3. Division of Diabetes, Endocrinology, and Metabolism, Department of Medicine, Vanderbilt University Medical Center, Nashville, TN
4. Department of Molecular Physiology and Biophysics, Vanderbilt University Medical Center, Nashville, TN
5. VA Tennessee Valley Healthcare System, Nashville, TN