G C Burdge
Prostaglandins, leukotrienes, and essential fatty acids, 75(3), 161-168 (2006-07-11)
Alpha-linolenic acid (18:3n-3) is essential in the human diet, probably because it is the substrate for the synthesis of longer-chain, more unsaturated n-3 fatty acids eicosapentaenoic acid (20:5n-3) and docosahexaenoic acid (22:6n-3) which are required for tissue function. This article