1.94-fold increase of stromal CD68+ TAM amount is found in tumors with T1a–T2a stages (mean = 228.5) vs. T3a stage (mean = 118.0).fivefold increase of CD68+ TAM amount is found in cancer area with Gleason score 8–10 (mean = 138.0) vs. Gleason score 4–6 (mean = 27.6) The gene discussed is CD68; the disease is cancer.