Fig. 3From: 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 cellsBMSCs promote the invasion and migration of OS cells in vitro. a Transwell assay detection of the number of cell invasion in each group (× 100); b detection of cell migration in each group by scratch test. Repetitions = 3; the data was analyzed by the t testBack to article page