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FACS analysis of the surface marker in the nestin-positive cells. The cells were labeled with FITC- or PE-conjugated antibodies and then analyzed in a flow cytometer. CD44, CD90 and CD147 were positive, whereas CD34, CD38, CD45, CD71, CD117, CD133 and HLA-DR were negative in the cells, resembling the phenotype of mesenchymal stem cells.
