Figure 2

Immunohistochemical findings in the prostate tumor (A-D). (A) Basal cell carcinoma: p63 immunohistochemical expression (original magnification ×400); (B) basal cell carcinoma: 34βE12 immunohistochemical expression (original magnification ×400); (C) basal cell carcinoma: bcl-2 immunohistochemical expression (original magnification ×400); (D) basal cell carcinoma:the fraction of Ki-67-positive cells among tumor cells is approximately 70% (original magnification ×400).