exosome
noun
- term in cell biology
Wiktionary
Pronunciation: /ˈɛks.oʊˌsoʊm/
noun
Etymology: From exo- + -some.
- An intracellular macromolecular protein complex involved in RNA degradation.
- An extracellular vesicle released from the endosomal compartment of eukaryotic cells, responsible for the selective removal of plasma membrane protein.