Figure 1. Differential macrophage infiltration and AR distribution between the stroma of prostate transitional and peripheral zones of BPH in vivo. Immunohistochemical staining of the transitional zone and peripheral zone of human BPH using anti-CD68 anti-AR antibody (400X). Paraffin-embedded tissue sections of human prostate tissue from the transitional and peripheral zones of human BPH. Red arrow, macrophages; yellow arrow, AR.
