Abstract
Objective This study investigated the effects of soymilk on lipid metabolism in Sprague-Dawley rats fed a cholesterol-enriched (0.3%) diet. Methods Thirty male Sprague-Dawley rats weighing 230.0 ± 9.8 g were randomly assigned to one of three groups: control, S1 (containing 15% soymilk powder in the diet), and S2 (22.5%). After 8 wk, lipid profiles of the plasma, liver, and feces were determined. Results Body weight gain, daily food intake, and feeding efficiency showed no differences across groups (P > 0.05). The experimental groups had significantly lower plasma levels of cholesterol, triacylglycerol, and low-density lipoprotein cholesterol than the control group (P <0.05) at weeks 4 and 8. However, total fecal excretion of neutral steroid did not significantly differ across groups (P > 0.05). Conclusion Soymilk affects the metabolism of plasma cholesterol in Sprague-Dawley rats.
Original language | English |
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Pages (from-to) | 929-933 |
Number of pages | 5 |
Journal | Nutrition |
Volume | 20 |
Issue number | 10 |
DOIs | |
Publication status | Published - Oct 2004 |
Keywords
- cholesterol
- lipid metabolism
- rat
- soybean
- soymilk
ASJC Scopus subject areas
- Endocrinology, Diabetes and Metabolism
- Surgery
- Medicine (miscellaneous)