Fig. 2

Effect of captopril on kidney changes in DOCA-salt-induced hypertensive rats. A Kidney hypertrophy index. B Quantitative percentage of tubulointerstitial damage. C Quantitative level of renal fibrosis. D Representative histological images of tubulointerstitial damage. E Perivascular fibrosis. The results were compared by one-way ANOVA and Duncan’s post hoc test; *p < 0.05, **p < 0.01 and ***p < 0.001. ns Not significant; n = 5