Figure 2

Immunophenotype of MSCs. UC-MSC (A), Ad-MSC (B) and BM-MSC (C) were labeled with antibodies against the indicated antigens, and analyzed by flow cytometry. The markers CD73, CD90 and CD105 showed highly positive expression and the markers CD45, CD34 and CD19 showed negative expression, consistent with the characteristic pattern of mesenchymal surface markers.