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Effect of ginsenoside Re on expression of p-Smad3 and collagen I in isoproterenol-induced myocardial fibrosis and heart failure in rats. (a) Representative western blots of collagen I, p-Smad3 and Smad3, (b) bar graphs of collagen-I expression, (c) bar graphs of Smad3 expression, and (d) bar graphs of p-Smad3 expression. Data are the mean ± SD (n = 3). ##P < 0.01 compared with the control group. ∗P < 0.05 compared with the isoproterenol group.
