Fig. 2From: The effects of Twinlight laser treatment on the titanium surface proliferation and osteogenic differentiation of mesenchymal stem cellsThe identification of MSCs. AFlow cytometry detection results of MSCs. B Alizarin red staining was positive (inverted phase contrast microscope, × 10). C Alkaline phosphatase staining was positive (fluorescence microscopy, × 100). D The cell growth curve of MSCsBack to article page