1. Department of Physiology; The University of Oklahoma Health Sciences Center; Oklahoma City Oklahoma USA
2. Harold Hamm Diabetes Center; The University of Oklahoma Health Sciences Center; Oklahoma City Oklahoma USA
3. Reynolds Oklahoma Center on Aging; Oklahoma City Oklahoma USA
4. Oklahoma Nathan Shock Center on Aging; Oklahoma City Oklahoma USA
5. Aging & Metabolism Program; Oklahoma Medical Research Foundation; Oklahoma City Oklahoma USA
6. Department of Ophthalmology; The University of Oklahoma Health Sciences Center; Oklahoma City Oklahoma USA