Term Name:	extracellular exosome
Synonyms:	exosome, extracellular vesicular exosome
Definition:	A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
Ontology:	GO: Cellular Component [GO:0070062]    QuickGO    AmiGO