by Tracey Peake, North Carolina State University Linoleic acid (LA) metabolites are found in both the free and total pools of fatty acids in human skin. A box represents the schematic depiction of a) LA or oxylipins (i.e., 9,13-EHL and 9,10,13-THL) derived from LA are esterified into lipid membranes. b) Hydrolysis by enzymes such as...