An extracellular vesicle that is approximately four microns in diameter, released by budding out of cells into the extracellular space, and hypothesized to be a mechanism for disposal of unwanted cellular material including protein aggregates and damaged organelles.
Source:PMID:34475208,
PMID:33659873,
PMID:33027673,
PMID:34288362,
PMID:28178240,
PMID:33016946