1. Department of Surgery, Vanderbilt University School of Medicine Nashville Tennessee
2. Mouse Metabolic Phenotyping Center, Vanderbilt University School of Medicine Nashville Tennessee
3. Department of Pathology, Vanderbilt University School of Medicine Nashville Tennessee
4. Diabetes Research Training Center, Vanderbilt University School of Medicine Nashville Tennessee
5. Department of Molecular Physiology and Biophysics, Vanderbilt University School of Medicine Nashville Tennessee