It has been revealed that the CCL2‐CCR2 signalling axis participated in the occurrence and progression of a wide range of malignancies, such as breast cancer,44 prostate cancer,45 lung cancer,46 hepatocellular cancer,47 pancreatic cancer,48 nasopharyngeal carcinoma49 and renal cancer.50 This evidence concerns the gene CCL2 and Familial prostate cancer.