Fig. 3From: Long noncoding RNA AFAP1-AS1 predicts a poor prognosis and regulates non–small cell lung cancer cell proliferation by epigenetically repressing p21 expressionAFAP1-AS1 regulates cell growth in vivo. a Empty vector or sh-AFAP1-AS1 was transfected into A549 cells, which were then injected individual into nude mice (n = 9) (control on left, shAFAP-AS on right). b The tumor volumes were calculated every three days after injection. c The tumor weights are represented as the mean tumor weights ± SD. d The tumor sections were examined using IHC staining with antibodies against Ki-67. *, P < 0. 05, and **, P < 0.01Back to article page