Exocytosis of nascent chylomicrons Authored: D'Eustachio, P, 2007-04-30 14:19:38 Edited: D'Eustachio, P, 2006-02-20 18:35:05 GENE ONTOLOGYGO:0042158 Pubmed12692552 Reactome Database ID Release 43174587 Reactome, http://www.reactome.org ReactomeREACT_6813 While the export pathway for nascent chylomicrons has not been directly characterized in human cells, the requirement for SAR1B protein for normal chylomicron export in vivo (Jones et al. 2003) indicates that nascent chylomicrons are exported from the endoplasmic reticulum via the Golgi apparatus in COPII vesicles. nascent chylomicron [endoplasmic reticulum lumen] => nascent chylomicron [extracellular] nascent chylomicron nascent chylomicron