BCR and Familial prostate cancer: The development of prostate cancer has also been shown to be closely linked to lipid metabolism, and studies have even shown a higher abundance of many classes of lipids in BCR patients, including triglycerides, lysophosphatidylcholine, phosphatidylethanolamine, phosphatidylinositol, diglycerides, acylcarnitine, and ceramides (7, 8).