Human Umbilical Cord Blood-Derived Mesenchymal Stem Cells Contribute to Chondrogenesis in Coculture with Chondrocytes

Figure 1

hUCB-MSC cell surface markers were characterized by flow cytometry. (a) Density plot showing the FSC to SSC. (b) IgG1-PE and IgG1-FITC were used as controls. (c) Cells expressing both CD34 and CD45 represented 1.1% of the population. (d) Cells expressing both CD105 and CD73 accounted for 97.3% of the population.

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