Table 1.

Main features of EV subtypes

Features	Exosomes	Microvesicles
Biogenesis	MVB	Plasma membrane
Size	30–150 nm	100–1,000 nm
Ultracentrifugation sedimentation	100,000 g	10,000 g
Density in gradient ultracentrifugation	1.08–1.14 g/mL	1.12–1.20 g/mL

EV, extracellular vesicle; MVB, multivesicular body.