Choline Flashcards
1
Q
Most choline in food and body is in what form
A
Lecithin
2
Q
How is lecithin transported
A
By chilomicrons and VLDL
Just like FA
3
Q
In the brain, kidneys, and liver lecithin is cleaved by?
A
Phospholipase C
4
Q
What is the yield of phospholipase C cleaving lecithin
A
Diglyceride and phosphorylcholine
5
Q
What cleave the phosphate yielding free choline
A
Alkaline phosphatase
6
Q
Free Choline can be oxidized to form
A
Betaine
7
Q
What is the function of Betaine
A
Methyl donor to homocysteine to create methionine
8
Q
Free choline can undergo what two reactions
A
Phosphorylation
Acetylation
9
Q
What is one of cholines main functions
A
Methylating agent
