CASZ1 and hepatocellular carcinoma: As expected, immunofluorescence staining results showed that CASZ1 co-localized with RAF1 in the cytoplasm of CASZ1-transfected HCCLM3 cells (Fig. 6a), while co-IP results revealed CASZ1 and RAF1 could interact with each other in HCC cells (Fig. 6b).