Fig. 4

Enhanced expression of CCND2 AS1 reduced CCND1, CCND2 and CDK4 expression. a CCND1, CCND2 and CDK4 expression detected by western blot in HeLa and SiHa cell lines. b Densitometry of CCND1, CCND2 and CDK4 protein expression of three independent experiments. *p < 0.05, **p < 0.01