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Characterization of GMSC-derived exosomes. (A) Representative images of the morphology of GMSC-derived exosomes by TEM (scale bar: 100 nm). (B) TRPS analysis demonstrates exosomes have a single peak (~80 nm) diameter, and the mean diameter is 127 nm. (C) Detection of exosomal marker (CD9 and CD81) expression in exosomes by Western blot analysis.
