As shown in Fig. 1a, after 24 days of injection, the tumor volume was enhanced in GFP-CPAP-overexpressing Hep3B cell (GFP-CPAP/Hep3B)-injected livers, and notable intrahepatic metastasis was observed in  GFP-CPAP/Hep3B-injected livers (Fig. 1b). The gene discussed is CPAP; the disease is neoplasm.