Phosphocholine is transferred from phosphatidylcholine to a ceramide in order to make sphingomyelin.
Phosphocholine is also an intermediate in synthesis of phosphatidylcholine in animals (Figure 19.5)
Phosphocholine + CTP <=> CDP-choline + PPi,
1. Glycerolipid Metabolism 2. Phospholipid Catabolism
1. Glycerolipid Metabolism
2. Phospholipid Catabolism