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Updated: Jan 11, 2026
01:24
Nephrotic Syndrome I : Introduction
Published on: June 19, 2025
476
Mackerel oil and atherosclerosis in pigs
L M Sassen1, J M Hartog, J M Lamers
1Laboratory for Experimental Cardiology (Thoraxcenter), Erasmus University, Rotterdam, The Netherlands.
European Heart Journal
|September 1, 1989
Summary
Fish oil effectively reduces coronary atherosclerosis progression and promotes regression in pigs. This study highlights fish oil
Area of Science:
- Cardiovascular Research
- Nutritional Science
- Animal Models
Background:
- Atherosclerosis is a significant cardiovascular disease.
- Dietary factors play a crucial role in atherosclerosis development and regression.
- Pigs are a relevant model for studying human atherosclerosis.
Purpose of the Study:
- To investigate the effect of fish oil on the regression of diet-induced atherosclerosis in pigs.
- To evaluate the impact of different low-cholesterol diets on plasma lipids and arterial lesions.
- To assess the influence of fish oil on platelet aggregation and thromboxane production.
Main Methods:
- Atherosclerosis was induced in pigs using a cholesterol-rich diet and balloon abrasion.
- Following induction, pigs were fed diets containing lard fat, fish oil, or a combination.
- Plasma lipid profiles, lesion extent, platelet aggregation, and thromboxane production were analyzed.
Main Results:
- Fish oil-containing diets significantly reduced luminal encroachment in coronary arteries compared to lard fat alone.
- Low-cholesterol diets decreased plasma total cholesterol; triglycerides were reduced by fish oil.
- Fish oil intake lowered ADP-induced platelet aggregation and modulated thromboxane production.
Conclusions:
- Fish oil retards the progression of coronary atherosclerosis.
- Fish oil promotes the regression of established coronary atherosclerotic lesions.
- Dietary fish oil is a promising intervention for cardiovascular disease management.
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