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Identification of BMSCs. (a) Flow cytometry tested the CD34, CD45, CD73, and CD90 surface markers on the BMSCs. (b) Quantification analysis of positive cells in BMSCs. (c) Alizarin red, oil red O, and alcian blue staining tested osteogenic, adipogenic, and chondrogenic differentiation of BMSCs, respectively. Scale bar: 100 μm.
