Arachidonic Acid Alkyne is a metabolite of Arachidonic Acid (A765000). Arachidonic Acid is an essential fatty acid and a precursor in the biosynthesis of prostaglandins, thromboxanes, and leukotrienes. Arachidonic Acid occurs in liver, brain, glandular organs, and depot fats of animals, in small amounts in human depot fats, and Arachidonic Acid is also a constituent of animal phosphatides.
Arachidonic acid (ARA) is a polyunsaturated ω-6 fatty acid. It is composed of 20-carbon chain fatty acid. ARA is found in fish, eggs, poultry and sea food. It is present abundantly in phospholipids of cell membranes.