| Recruiting | N/A | 1200 | Canada, US | Kidney Biopsy | University of Michigan, National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK), The NephCure Foundation | Minimal Change Disease (MCD), Membranous Nephropathy, Glomerulosclerosis, Focal Segmental | 06/26 | 06/26 | | |