noun[mass noun] Biochemistry
A substance widely distributed in animal tissues, egg yolk, and some higher plants, consisting of phospholipids linked to choline.
- These studies indicate that the protein exhibits highest selectivity for the choline phospholipids phosphatidylcholine and sphingomyelin under physiological conditions of pH and ionic strength.
- Choline chloride and phosphatidylcholine, which are orally bioavailable precursors of acetylcholine, have been reported to be useful in short-term studies.
- Importantly, enzymatic degradation of cellular phosphatidylcholine does not affect cellular cholesterol esterification.
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Line breaks: phos¦phat|idyl|cho¦line
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