Fatty acid composition of liver total lipids in alcoholic patients with and without liver damage

de La Maza, MP; Hirsch, S; Nieto, S; Petermann, M; Bunout, D

HERO ID

4943426

Reference Type

Journal Article

Year

1996

HERO ID 4943426
In Press No
Year 1996
Title Fatty acid composition of liver total lipids in alcoholic patients with and without liver damage
Authors de La Maza, MP; Hirsch, S; Nieto, S; Petermann, M; Bunout, D
Journal Alcoholism: Clinical and Experimental Research
Volume 20
Issue 8 (November 1996)
Page Numbers 1418-1422
Abstract Alcohol ingestion may promote lipid peroxidation, and the presence of polyunsaturated fatty acids in liver lipids may be essential for the generation of liver damage through this mechanism. The aim of this study is to examine fatty acid composition of liver lipids in chronic alcoholics with and without histological liver damage. A percutaneous liver biopsy was performed to 28 patients hospitalized for treatment of their alcoholism. Liver total lipids were extracted from a portion of the tissue sample and fatty acid composition was measured by gas chromatography. Another piece of the sample was sent for histological study. Six patients had histological cirrhosis or alcoholic hepatitis in their biopsies, the rest of the patients had minimal changes. Patients with liver damage had higher levels of oleic acid and total monoenoic fatty acids, a higher 18:1/18:0 ratio, lower levels of polyunsaturated fatty acids, a lower 20:4/18:2 ratio, and a lower peroxidability index in liver total lipids, than patients without liver damage. Alcoholic patients with asymptomatic liver damage have less unsaturated fatty acids in liver total lipids than their counterparts with normal livers.
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Keyword Index Medicus