Fig. 3From: A phosphodiesterase 5 inhibitor, tadalafil, suppresses stromal predominance and inflammation in a rat model of nonbacterial prostatitisImmunohistochemical staining of paraffin-embedded prostate tissue sections with anti-CD3 antibody in NBP (a), NPB-tadalafil (b), control (c), and control-tadalafil (d) groups. Scale bars represent 100 μm. Effect of tadalafil on T-cell infiltration in the prostate of NBP and non-NBP groups (e). Each bar represents the mean ± SD. * P < 0.05, ** P < 0.01Back to article page