Cranberry extract inhibits low density lipoprotein oxidation

被引:4
作者
Wilson, T [1 ]
Porcari, JP
Harbin, D
机构
[1] Univ Wisconsin, La Crosse Exercise & Hlth Program, La Crosse, WI 54601 USA
[2] Gundersen Lutheran Med Ctr, La Crosse, WI 54601 USA
关键词
cranberry; Vaccinium macrocarpon antioxidant; flavonoid;
D O I
暂无
中图分类号
R-3 [医学研究方法]; R3 [基础医学];
学科分类号
1001 ;
摘要
Cranberry juice consumption is often used for the treatment of urinary tract infections, but the effect of cranberry juice on heart disease has not been investigated. We evaluated how a cranberry extract containing 1,548 mg gallic acid equivalents/liter (initial pH=2.50) affected low density lipoprotein (LDL) oxidation induced by 10 micromolar cupric sulfate. When LDL oxidation took place in the presence of diluted cranberry extracts, the formation of thiobarbituric acid reactive substances (TBARS) and LDL electrophoretic mobility were reduced. LDL electrophoretic migration was also reduced when the cranberry extract had a pH of 7.00 prior to dilution. This study suggests that cranberry extracts have the ability to inhibit the oxidative modification of LDL particles. (C) 1998 Elsevier Science Inc.
引用
收藏
页码:PL381 / PL386
页数:6
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