1. Diabetes Research Institute, Department of Surgery, University of Miami Miller School of Medicine, Miami, FL, USA
2. Department of Microbiology and Immunology, University of Miami Miller School of Medicine, Miami, FL, USA
3. Department of Ophthalmology, University of Miami Miller School of Medicine, Miami, FL, USA
4. The Rolf Luft Research Center for Diabetes and Endocrinology, Karolinska Institutet, Karolinska University Hospital L1, Stockholm, Sweden