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Intratumoral CD34 and Ki-67 expressions of PCa and BPH tissue samples. Legend: (A) CD34 positive vascular endothelial, intratumoral, 10–20 vessels/HPF, prostate adenocarcinoma, Gleason score 4 + 3 (×20); (B) CD34 positive intratumoral vasculature, 20–30 vessels/HPF adenocarcinoma, Gleason score 4 + 4 (×20); (C) Ki67 nuclear positive, score 1+, less than 25% of tumor cell proliferation 9 (×40); (D) Ki67 nuclear positive, score 1+, less than 25% of tumor cell proliferation (×40).
