He obtained training in diabetes research at Joslin Diabetes Center and in molecular human genetics at Massachusetts Institute of Technology. Drawing upon the large Joslin Clinic patient population, Dr. Krolewski has established a world-renowned multi-disciplinary research laboratory that combines epidemiologic, genetic and proteomic methods to study the causes of kidney complications (diabetic nephropathy) in Type 1 and Type 2 diabetes and how to diagnose and treat them. Research Interests First, development of a new model of early diabetic nephropathy. Second, search for biomarkers of progressive renal decline. Third, search for susceptibility genes for nephropathy.