Research Article

Renoprotective Effect of Yiqi Yangyin Huayu Tongluo Formula against Diabetic Nephropathy in Diabetic Rats

Figure 2

Renal ultrastructural changes in rats with DN can be reversed by ZY treatment. Renal pathological changes in rats with DN after treatment. (a–c) Effects of ZY formula on renal pathology changes in diabetic rats, as assessed by HE staining (400× magnification), PAS staining (400× magnification), and Masson staining (400× magnification). (d) Morphology change in the kidney (transmission electron microscopy. Magnification: 20,000×). Representative microphotographs of the kidney are shown for the normal group (A); model group (B); Irbesartan group (C); and the ZY group (D). G: glomerulus. :  renal tubule. Black arrow: mesangial matrix. Red arrow: glomerular basement membranes (GBM). Green arrow: fibrosis. Yellow arrow: foot process.
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