One study reported PCSK9 attenuation in Human Umbilical Vein Endothelial Cells (HUVEC), two in Human Hepatocytes (Huh 7), twenty-seven in Human hepatoma (HepG2), and one in JLM3 (hepatocellular carcinoma cells) (Table 1). The gene discussed is PCSK9; the disease is hepatocellular carcinoma.