Figure 2: Photomicrographs of Mallory’s trichrome stained sections of the ventral prostate of different groups A) control group, B) testosterone treated group and C) testosterone+ginseng group showing significant increase of collagen fiber deposition (*), in the connective tissue stroma between acini, in group B which become markedly decreased in group C. Mallory’s trichrome, 400X. Graph 3 shows the area percentage of collagen in the different studied groups