STAT3 and melanoma: Indeed, the anti-cancer and anti-metastatic effects of cholesterol-lowering drugs, such as simvastatin, lovastatin, and pitavastatin, which are mediated through suppression of the AKT and STAT3 pathways, have been shown in HCC, renal cancer, malignant melanoma, and ovarian cancer [22,23,24,32,33,34].