Fig. 2From: Periostin promotes the proliferation and metastasis of osteosarcoma by increasing cell survival and activates the PI3K/Akt pathwayTransfection of OS cells with POSTN-shRNA downregulates POSTN expression. A Fluorescence microscopy of cells in the POSTN-shRNA and Scramble-shRNA groups (transfection efficiency: 60%). B qRT-PCR of POSTN in cells transfected with POSTN-shRNA or Scramble-shRNA (P = 0.017)Back to article page