Philipp E Scherer1, Christopher B Newgard2. 1. Touchstone Diabetes Center, Department of Internal Medicine, Department of Cell Biology, University of Texas Southwestern Medical Center, Dallas, Texas, USA. 2. Sarah W. Stedman Nutrition and Metabolism Center, Duke Molecular Physiology Institute, Departments of Pharmacology and Cancer Biology and Medicine, Duke University Medical Center, Durham, North Carolina, USA.