Immunohistochemistry was performed as previously described (17 (link)). A pressure cooker (95°C for 30 min followed by 120°C for 10 s) was used for antigen retrieval using Antigen Unmarking Solution (Vector Laboratories). Antibodies specific to CHD1 (Sigma, #HPA022236), AKT-473P (Cell Signaling, #4060s), Keratin 5 (BioLegend 905501), Cytokeratin-8 (BioLegend 904801), CD8 (Bioss bs-0648R), Ly6G (BioLegend 127601), CD15 (DAKO M3631), IL‑6R (R&D Systems AF1830-SP) and Ki67 (Thermo Scientific RM 9106-S1) were purchased. TUNEL staining was performed using the TUNEL Assay Kit (Abcam ab206386) according to manufacturer’s instructions. Slides were scanned using Pannoramic 250 Flash III (3DHISTECH Ltd) and images were captured through Pannoramic Viewer software (3DHISTECH Ltd). Human prostate hyperplasia and cancer tissue array samples were purchased from US Biomax (PR753a).