Furthermore, autocrine human (h) GH promotes oncogenicity, cell growth, survival, migration, invasion, and induces tumor angiogenesis and resistance to radiation treatment in mammary, endometrial and hepatocellular carcinomas [3,9,11,15,24,25,46,47,48,49,50,51,52,53,54]. Here, GH1 is linked to hepatocellular carcinoma.