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Investigational Drug Details

Drug ID: D008
Drug Name: Choline
Synonyms:
Type: small molecule
DrugBank ID: DB00122
DrugBank Description: A basic constituent of lecithin that is found in many plants and animal organs. It is important as a precursor of acetylcholine, as a methyl donor in various metabolic processes, and in lipid metabolism.
PubChem ID: 305
CasNo: 62-49-7
Repositioning for NAFLD: Yes
SMILES: C[N+](C)(C)CCO
Structure:
InChiKey: OEYIOHPDSNJKLS-UHFFFAOYSA-N
Molecular Weight: 104.1708
DrugBank Targets: Neuronal acetylcholine receptor subunit alpha-7; Choline-phosphate cytidylyltransferase B; Acetylcholinesterase; Choline-phosphate cytidylyltransferase A; Phospholipase D2; Cholinesterase; Phospholipase D1; Phosphoethanolamine/phosphocholine phosphatase
DrugBank MoA: Choline is a major part of the polar head group of phosphatidylcholine. Phosphatidylcholine's role in the maintenance of cell membrane integrity is vital to all of the basic biological processes: information flow, intracellular communication and bioenergetics. Inadequate choline intake would negatively affect all these processes. Choline is also a major part of another membrane phospholipid, sphingomyelin, also important for the maintenance of cell structure and function. It is noteworthy and not surprising that choline deficiency in cell culture causes apoptosis or programmed cell death. This appears to be due to abnormalities in cell membrane phosphatidylcholine content and an increase in ceramide, a precursor, as well as a metabolite, of sphingomyelin. Ceramide accumulation, which is caused by choline deficiency, appears to activate Caspase, a type of enzyme that mediates apoptosis. Betaine or trimethylglycine is derived from choline via an oxidation reaction. Betaine is one of the factors that maintains low levels of homocysteine by resynthesizing L-methionine from homocysteine. Elevated homocysteine levels are a significant risk factor for atherosclerosis, as well as other cardiovascular and neurological disorders. Acetylcholine is one of the major neurotransmitters and requires choline for its synthesis. Adequate acetylcholine levels in the brain are believed to be protective against certain types of dementia, including Alzheimer's disease.
DrugBank Pharmacology: This compound is needed for good nerve conduction throughout the CNS (central nervous system) as it is a precursor to acetylcholine (ACh). Choline is also needed for gallbladder regulation, liver function and lecithin (a key lipid) formation. Choline also aids in fat and cholesterol metabolism and prevents excessive fat build up in the liver. Choline has been used to mitigate the effects of Parkinsonism and tardive dyskinesia. Choline deficiencies may result in excessive build-up of fat in the liver, high blood pressure, gastric ulcers, kidney and liver dysfunction and stunted growth.
DrugBank Indication: For nutritional supplementation, also for treating dietary shortage or imbalance
Targets:
Therapeutic Category:
Clinical Trial Progress:
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