1. Diabetes Clinical Research Program, and Center for Interventional Immunology, Benaroya Research Institute at Virginia Mason, Seattle, WA 98101, USA
2. Barbara Davis Center for Diabetes, University of Colorado School of Medicine, Aurora, CO 80045, USA
3. Department of Clinical Sciences Malmö, Lund University, Malmö 22200, Sweden
4. Department of Diabetes and Endocrinology, Royal Melbourne Hospital, Melbourne, Victoria 3050, Australia
5. VA Puget Sound Health Care System, Department of Medicine, University of Washington, Seattle, WA 98108, USA
6. Department of Immunobiology, and Department of Internal Medicine, Yale University, New Haven, CT 06520, USA