phosphatidylcholinen.
/fɒsˌfatᵻdʌɪlˈkəʊliːn/, U.S. /fɑsˌfædədlˈkoʊlin/ Biochemistry.
Any of a class of substances which are phospholipid esters of choline and are widely distributed in animal tissues, egg yolk, and some higher plants. Cf. lecithin n.
ΚΠ
1948 J. Folch & W. M. Sperry in Ann. Rev. Biochem. 17 148 The ‘phosphoglycerides’..include..phosphatidyl choline (lecithin).
1964 Oceanogr. & Marine Biol. 2 173 Among the phospholipids of vertebrates is a class known as plasmalogens. These are closely related to the classical lecithin (phosphatidyl choline) and cephalin (phosphatidyl ethanolamine).
1967 Information Bull. Internat. Union Pure & Appl. Chem. 30 23 The term ‘lecithin’ is permitted but not recommended to designate a 1,2-diacyl-sn-glycero-3-phosphorylcholine. The recommended generic term for such compounds is 3-sn- phosphatidylcholine.
1993 New Scientist 3 Apr. 13/2 Lecithin contains phosphatidylcholine, a precursor of the neurotransmitter acetylcholine, and has been used as a source of phosphatidylcholine for the treatment of dementias.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
<
n.1948