part_of part of part of has primary input exocytosis establishment of vesicle localization extracellular exosome extracellular exosome biogenesis exosomal secretion secretion of exosome The process whereby a membrane-bounded vesicle is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. exosomal secretory pathway biological_process GO:1990182 extracellular vesicular exosome secretion multi-vesicular body fusion with plasma membrane exosomal protein secretion 2013-09-04T21:08:14Z