Fig. 1From: Role of microRNA-92a in metastasis of osteosarcoma cells in vivo and in vitro by inhibiting expression of TCF21 with the transmission of bone marrow derived mesenchymal stem cellsIdentification of BMSCs. a Observation of cell morphology by an inverted microscope (×100); b identification of cell surface markers by flow cytometry; c identification of osteogenic differentiation ability of cells by alizarin red staining (×40); d identification of adipogenic differentiation ability of cells by oil red O staining (×40). The experiment was repeated three timesBack to article page