In addition, the role of SLC39A7 in a variety of malignant tumors such as gastric cancer [50], cervical cancer [51], colorectal cancer [52], and prostate cancer [53] has also been studied, but these studies on malignant tumors do not include liver cancer, but they also increase the credibility of our results. The gene discussed is SLC39A7; the disease is Familial prostate cancer.