IGF1R and hepatocellular carcinoma: Inhibition of IGF1R by NVP-AEW541, or AVE 1642 (anti-IGF1R antibodies), results in cell degradation, growth inhibition and cell cycle arrest in HCC cell lines: SK-Hep-1, Hep-3B, Hep-G2 and Huh-7 [88,90].