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Lecture 10

CBIO 3400 Lecture Notes - Lecture 10: Secretion, Cell Membrane, Exocytosis


Department
Cellular Biology
Course Code
CBIO 3400
Professor
Shen
Lecture
10

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CBIO 3400
Section Three Homework second assignment
03/19/2019
Learning objectives
Distinguish between constitutive and regulatory secretion
Describe the mechanism of secretory vesicle docking and fusion
Exocytosis
Exiting the trans-Golgi
Fusion of secretory vesicles from the trans-Golgi network with the plasma membrane
Constitutive and regulated secretion
Constitutive secretion
Default pathway
Occurs in the absence of sorting signals
Used for extracellular matrix proteins
Delivers new lipids and proteins to plasma membrane
Note the topology of membrane proteins
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