arachidonic acid

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Related to Arachidonic acids: Carboxylic acids, Essential fatty acids, Linoleic acids

arachidonic acid

[ə¦rak·ə¦dan·ik ′as·əd]
(biochemistry)
C20H32O2 An essential unsaturated fatty acid that is a precursor in the biosynthesis of prostaglandins, thromboxanes, and leukotrienes.
References in periodicals archive ?
1988) and the effect of the light quality on the production of arachidonic acid was ascertained.
Some freshwater algae - namely, Nitella and Navicula pelliculosa (diatom) - also produce arachidonic acid (Hitchcock & Nichols, 1971).
1990) to search for arachidonic acid in two South African mosses and a liverwort: Amblystechium serpens, Brachythecium implicatum, and Marchantia parviloba, respectively.
It has long been thought that higher plants (angiosperms) do not possess arachidonic acid as a constituent of their lipid fraction.
1985) detected arachidonic acid and eicosapentaenoic acid in extracts of garlic (Allium sativum).
1991) reported the detection of arachidonic acid in extracts of Aloe vera (Liliaceae).
1991) isolated a novel arachidonic acid metabolite from the yeast Dipodascopsis uninucleata.
It is possible that if one should look carefully at the plant kingdom, arachidonic acid may be detected in many more different plants, especially higher plants.
This enzyme catalyzes the conversion of arachidonic acid to [PGG.
Effect of Prostaglandins, Arachidonic Acid, and Inhibitors on Excised Apices
1], gentisic acid, acetylsalicylic acid, salicylic acid, and oleic acid were applied to excised shoot apices under inductive conditions (short days), it was found that arachidonic acid and [PGE.
The effect of arachidonic acid and eight different PGs were studied on the flowering of apices subjected to non-inductive (long day) conditions.