1. From the Harold Hamm Oklahoma Diabetes Center and the Section of Endocrinology and Diabetes and the
2. Department of Cell Biology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the
3. Department of Ophthalmology and Visual Sciences, University of Texas Medical Branch, Galveston, Texas; the
4. Free Radical Biology and Aging Program, Oklahoma Medical Research Foundation, Oklahoma City, Oklahoma; and the
5. From the Harold Hamm Oklahoma Diabetes Center and the Section of Endocrinology and Diabetes and the2Department of Cell Biology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma; the
6. From the Harold Hamm Oklahoma Diabetes Center and the Section of Endocrinology and Diabetes and the5Veterans Affairs Medical Center, Oklahoma City, Oklahoma.