Fig. 3From: Protective effect of melatonin on alleviating early oxidative stress induced by DOX in mice spermatogenesis and sperm quality maintainingExpressions of PCNA and SYCP3 in mice testes from the different treatment group. Testes from DOX, MLT, and DOX + MLT group at different treatment time were analyzed; A immunohistochemistry analysis of PCNA in testes; Average intensity of positive germ cells B and percentage of positive seminiferous tubules C were counted and analyzed by one-way ANOVA; D Western blot analysis of SYCP3 expression in testes; E Quantitative analysis of SYCP3 expression relative to TUBB expression by ImageJ software. **, p < 0.01; NS: No significance. Each bar represented 50 μmBack to article page