1. University of Washington Medicine Diabetes Institute, Department of Medicine, Seattle, WA, USA
2. Department of Geriatric Research Education and Clinical Center (GRECC), Veterans Affairs Puget Sound Health Care System, Seattle, WA, USA
3. Division of Gerontology and Geriatric Medicine, Department of Medicine, University of Washington, Seattle, WA, USA
4. Department of Medicinal Chemistry, University of Washington, Seattle, WA, USA
5. Division of Neuropathology, Department of Pathology, University of Washington, Seattle, WA, USA