Main Page | See live article | Alphabetical index Choline is a chemical with chemical formula (CH3)3N+CH2CH2OH. The neurotransmitter acetylcholine is converted into choline and acetic acid by the enzyme acetylcholinesterase. This happens typically in the juncture between a motor nerve cell and a muscle cell. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.