9. Lipoproteins- Definition, classification, characteristics and functions

Lipoproteins
1. Chylomicrons
2. VLDL
3. IDL
4. LDL
5. HDL
6. FFA-Albumin
Classification
based on density and electrophoretic mobility
Important features
Density
Protein content
Lipid content
Apoproteins
Functions
1. Chylomicrons- transport of exogenous TG
2. VLDL- transport of endogenous TG
3. LDL- transport cholesterol from liver to muscle and adipose tissue
4. HDL- transport cholesterol from peripheral tissues to liver