Definition of exocytosis in English:


Syllabification: ex·o·cy·to·sis
Pronunciation: /ˌeksōsīˈtōsəs


A process by which the contents of a cell vacuole are released to the exterior through fusion of the vacuole membrane with the cell membrane.
More example sentences
  • Membrane fusion is a key event in many essential cell processes, such as exocytosis, endocytosis, membrane recycling, protein sorting and transport, fertilization, and cell division.
  • In the studies cited, only the intensity of fluorescence was used to observe the metabolism, exocytosis and phagocytosis of cells.
  • Planar-supported membranes provide an interesting and very useful new approach to study the complex molecular machinery of exocytosis and membrane fusion.



Pronunciation: /-ˈtätik/
More example sentences
  • Release of neurotransmitters and hormones from cells involves exocytotic fusion of secretory vesicles with the plasma membrane.
  • In addition to factors regulating the fusion of exocytotic vesicles with the plasma membrane, postfusion events have attracted broad scientific interest.
  • Can similar conformational transitions occur in vivo, for example, during exocytotic swelling of secretory granules or in a stretched fibronectin matrix?

Definition of exocytosis in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day rebuff
Pronunciation: rɪˈbʌf
reject (someone or something) in an abrupt manner…