Figure 8. circDHX33 promoted tumor growth in vivo. (A–C) circDHX33 knockdown reduced tumor growth in vivo. (D) circDHX33 knockdown reduced Ki67 expression in mice tissues. (E) circDHX33 knockdown reduced MEK1 levels and increased miR-489-3p levels in mice tissues. *p<0.05, **p<0.01.