Fig. 1

CASC2 expression was downregulated in HCC. a The expression of CASC2 in tumor tissues was significantly lower than that in adjacent nontumor tissues. b The expression of CASC2 in aggressive tumor tissues was significantly lower than that in nonaggressive cases. c The expression of CASC2 in HCC tissues with recurrence was significantly lower than that in HCC tissues without recurrence. d CASC2 expression was downregulated in HCC cell lines compared to normal hepatocyte LO2. *P < 0.05, **P < 0.01, ***P < 0.001