ORC6 and hepatocellular carcinoma: For verifying whether ORC6 could promote the malignant phenotypes of HCC cells, ORC6 overexpression plasmids and the empty plasmids were, respectively, transiently transfected into Hep3B cells, and si-ORC6-1, si-ORC6-2, and the si-NC were, respectively, transiently transfected into Huh7 cells.