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Phospholipid fatty acid composition of human colorectal tumors. The profile of major fatty acids in healthy normal tissue (black bars) or tumors (open bars) was determined by GC/MS after converting the fatty acid glyceryl esters into fatty acid methyl esters. 16:1n−x denotes a mix of the n−9 and n−10 isomers, which elute together. Data are expressed as means ± SEM (n = 17).
