arachidonic acid

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Related to arachidonic acid: arachidonic acid cascade

ar·a·chi·don·ic acid

An unsaturated fatty acid, C20H32O2, present in animal fats and synthesized by the body from linoleic acid, that is essential in human nutrition and is a precursor in the biosynthesis of some prostaglandins.

[From arachidic, of the groundnut, from New Latin Arachis, groundnut genus, from Greek arakis, arakid-, diminutive of arakos, a leguminous plant.]

arachidonic acid

(Biochemistry) a fatty acid occurring in animal cells: the metabolic precursor of several groups of biologically active substances, including prostaglandins
References in periodicals archive ?
Arachidonic acid has been reported to kill juvenile and adult schistosomes in vitro and to reduce worm burdens by 50% to 78% in mice and hamsters infected with S.
2015 Global Arachidonic Acid (ARA) Industry is a professional and deep research report in this field.
Platelet activation via these two prominent receptors results in the liberation of arachidonic acid from the plasma membrane.
7) Agonists used were ADP in 2 different concentrations (5[micro]M and 10[micro]M), collagen (1 [micro]g/mL), and arachidonic acid (0.
Differential expression of cytochrome P450 genes regulates the level of adipose arachidonic acid in Sus scrofa.
Arachidonic acid testing can reveal whether a patient is taking aspirin, which inhibits cyclo-oxygenase-1-mediated events leading to platelet aggregation.
The following fatty acid-related variables were selected for analyses: (a) [omega]-6 fatty acids (n-6, mg/ L), linoleic acid (18:2n-6, mg/L), and arachidonic acid (20:4n-6, mg/L); (b) [omega]-3 fatty acids (n-3, mg/L) and linolenic acid (18:3n-3, mg/L), and (c) total polyunsaturated fatty acids (total plasma PUFAs, mg/L) (9).
Platelet aggregometry identified significant changes in the clotting profile in response to stimulation with arachidonic acid, adrenaline and ADP.
The elderly male consumes more essential fatty acids including arachidonic acid, DHA and EPA than the young female.
Epidermal growth factor (EGF) stimulation of cell proliferation involves membrane-associated PLA-mediated release of arachidonic acid and linoleic acids from the cell membrane.
Exposure of the cells to arachidonic acid, zymosan, Bacillus subtilis, conA, laminarin and E.