GPC3 and hepatocellular carcinoma: Additional TAAs recently found to be expressed in HCC are several members of the tumor-specific "cancer-testis" antigens (the MAGE, GAGE and BAGE genes, NY-ESO, CTA, TSPY and FATE/BJ-HCC-2, among others) [219-221];, Aurora-A [222], SCCA [223], and Glypican-3.