Assertion: choline | /r/ObjectUse | used for synthesis of phospholipids
Facets:
Source sentences:
text: Most choline is used for synthesis of phospholipids which are an essential component of all cell membranes.
text: For example, choline is used in the synthesis of phospholipids (phosphatidylcholine and sphingomyelin) that are essential structural components of cell membranes.