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Ursodeoxycholate alleviates alcoholic fatty liver damage in rats
L Oliva1, F Beaugé, D Choquart
1Laboratoire de Physiopathologie Hépatique, INSERM, Marseille, France.
Alcoholism, Clinical and Experimental Research
|November 5, 1998
Summary
Ursodeoxycholate (UDC) protects against alcohol-induced liver damage by stabilizing cell membranes. This study shows UDC significantly reduces liver fat accumulation and lipid peroxidation in rats fed an alcohol diet.
Area of Science:
- Hepatology
- Biochemistry
- Pharmacology
Background:
- Ursodeoxycholate (UDC) is a hydrophilic bile salt known to improve cholestasis and stabilize cell membranes.
- Its effects on chronic ethanol-induced liver damage remain unestablished.
Purpose of the Study:
- To investigate the protective effects of UDC on chronic ethanol-induced liver steatosis.
- To assess the impact of UDC on liver plasma membrane fluidity in rats exposed to ethanol.
Main Methods:
- Male rats were fed liquid diets with or without ethanol, with or without UDC supplementation for 30 days.
- Assessed liver lipid content, lipid peroxidation, bile parameters, and plasma membrane fluidity using fluorescence polarization.
- Compared four groups: control, control + UDC, alcohol, and alcohol + UDC.
Main Results:
- Alcohol consumption significantly increased liver triacylglycerol and cholesterol ester levels.
- UDC supplementation reduced these lipid increases by 50% and 40%, respectively.
- UDC mitigated alcohol-induced lipid peroxidation and prevented the increase in liver plasma membrane fluidity.
Conclusions:
- UDC exhibits a clear membrane-protective effect against chronic ethanol intake in rats.
- UDC may alleviate ethanol-induced lipid disorders and liver damage.
- UDC demonstrates potential therapeutic value in managing alcohol-related liver disease.