Aim To investigate the effect of minerallocorticoid receptor blockade eplerenone on necrosis and regeneration in tubular epithelial cells in acute cyclosporine nephrotoxicity.Methods Acute cyclosporine nephrotoxicity in mice was induced with cyclosporine A orally with 100 mg·kg~1·d~-1 and treated with Eplerenone 100 mg·kg~-1·d~-1.The 5Bromodeoxyuridine(BrdU)in mini-osmotic pump hypodermic was injected on the fifth day and the kidneys were harvested on the 10~th day.Renal pathological changes were detected w...