Investigational Drug Details

Drug ID: D105
Drug Name: DHA
Synonyms: (4Z,7Z,10Z,13Z,16Z,19Z)-Docosahexaenoic acid; 22:6-4, 7,10,13,16,19; 22:6(n-3); 4,7,10,13,16,19-docosahexaenoic acid; all-cis-4,7,10,13,16,19-docosahexaenoic acid; all-cis-DHA; cervonic acid; DHA; Doconexent; docosa-4,7,10,13,16,19-hexaenoic acid; Docosahexaenoic acid
Type: Chemical drug
DrugBank ID: DB03756
DrugBank Description: A mixture of fish oil and primrose oil, doconexent is used as a high-docosahexaenoic acid (DHA) supplement. DHA is a 22 carbon chain with 6 cis double bonds with anti-inflammatory effects. It can be biosythesized from alpha-linolenic acid or commercially manufactured from microalgae. It is an omega-3 fatty acid and primary structural component of the human brain, cerebral cortex, skin, and retina thus plays an important role in their development and function. The amino-phospholipid DHA is found at a high concentration across several brain subcellular fractions, including nerve terminals, microsomes, synaptic vesicles, and synaptosomal plasma membranes .
PubChem ID: 15608515
CasNo: 6217-54-5
Repositioning for NAFLD: Yes
SMILES: C(=C\C/C=C\CCC(=O)O)\C/C=C\C/C=C\C/C=C\C/C=C\CC
Structure:
InChiKey: MBMBGCFOFBJSGT-KUBAVDMBSA-N
Molecular Weight: 328.496
DrugBank Targets: Peroxisome proliferator-activated receptor alpha ligand; Peroxisome proliferator-activated receptor gamma ligand; Retinoic acid receptor RXR-alpha activator; Retinoic acid receptor RXR-beta activator; Retinoic acid receptor RXR-gamma activator; Sterol reg
DrugBank MoA: DHA and its conversion to other lipid signalling moleccules compete with the arachidonic acid cascade from endogenous phospholipids and shift the inflammatory state to being more anti-inflammatory. DHA inhibits endotoxin-stimulated production of IL-6 and IL-8 in human endothelial cells. Derivatives of DHA are anti-inflammatory lipid mediators. Lipid mediators resolvin D1 and protectin D1 all inhibit transendothelial migration of neutrophils, so preventing neutrophilic infiltration at sites of inflammation, resolvin D1 inhibits IL-1β production, and protectin D1 inhibits TNF and IL-1β production . Monoxydroxy derivative of DHA converted by LOX inhibit thromboxane-induced platelet aggregation. DHA supplementation has also shown to reduce the levels of serum C-reactive protein (CRP) and other circulating markers of inflammation such as neutrophils in hypertriglyceridemic men . DHA acts as a ligand at peroxisome proliferator-activated receptor (PPAR) gamma and alpha that regulate lipid signalling molecule-mediated transduction pathways and modulate inflammation. As a natural ligand, DHA induces a protective effect in retinal tissues by activating retinoid x receptors and subsequent ERK/MAPK signaling pathway in photoreceptors to promote their survival and differentiation, stimulating the expression of antiapoptotic proteins such as Bcl-2 and preserving mitochondrial membrane potential .
DrugBank Pharmacology: DHA in the central nervous system is found in the phospholipid bilayers where it modulates the physical environment and increase the free volume within the membrane bilayer. It influences the G-protein coupled receptor activity and affects transmembrane transport and cell interaction with the exterior world. It is also reported to promote apoptosis, neuronal differentiation and ion channel activity. Like other polyunsaturated fatty acids, DHA acts as a ligand at PPARs that plays an anti-inflammatory effect and regulate inflammatory gene expression and NFκB activation. DHA also gives rise to resolvins and related compounds (e.g., protectins) through pathways involving cyclooxygenase and lipoxygenase enzymes to resolve the inflammatory responses.
DrugBank Indication: Used as a high-docosahexaenoic acid (DHA) oral supplement.
Targets: PPARA ligand; PPARG ligand
Therapeutic Category: Anti-inflammatory
Clinical Trial Progress: Phase 1&2 completed (NCT00885313: DHA supplementation improves liver steatosis and insulin sensitivity in children with NAFLD.)
Latest Progress: Under clinical trials

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