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ransmission Electron Microscopy (TEM) showing the morphology and size of exosomes and microvesicles isolated from amnion epithelial cells. (A) TEM for exosomes showing multiple circular vesicles with a size distribution between 30 nm and 120 nm. (B) TEM for MVs with oval shape and size distribution of 250 nm. Arrows indicate extracellular vesicles.
