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Flow cytometry analysis of tonsil-derived mesenchymal stem cells (T-MSC). Cluster of differentiation (CD)14, CD34, CD45, CD73, CD90, CD105, major histocompatibility complex (MHC) I, and MHC II were analyzed by fluorescent conjugated antibodies. The expression of each epitope is presented as the percentage of positive expression relative to the isotype control.
