CAV1 and acute kidney tubular necrosis: Cases of acute tubular necrosis (1 case), diabetic nephropathy plus recurrent 2,8 dihydroxyadenine (2,8 DHA) nephropathy (1 case), and T-Cell Mediated Rejection (TCMR) (5 cases) presented a minimal Cav-1 expression in isolated sparse peritubular capillaries (Grade I) only, while glomerular capillaries were negative (Grade 0) in all cases (Figure S3).