Fig. 2From: Mesenchymal stem cell-derived exosomes enriched with miR-218 reduce the epithelial–mesenchymal transition and angiogenesis in triple-negative breast cancer cellsCharacterization of ADMSC-exosomes. a The ultrastructure observed by scanning electron microscopy (SEM). b Transmission electron microscopy (TEM) micrograph of ADMSC-exosomes. c Size distribution of exosomes detected by dynamic light scatteringBack to article page