ARL3 and hepatocellular carcinoma: circ-ARL3 expression was positively associated with HBsAg+ status, and in HBV-HCC patients, a high circ-ARL3 expression level was related to a shorter survival time than observed in patients with a low circ-ARL3 expression level (16), verifying its ability to predict the prognosis of patients with HBV-HCC.