Objective Soy isoflavones have been attracted much attention in the chemoprevention of human cancer including breast,prostate and colon cancer,and recently were confirmed as natural ligands for PPARγ.
The aims of this study were to determine whether equol activates Nrf2 during oxidative stress and to explore the role of Nrf2 in attenuating the damage of human umbilical vein endothelial cells (EA hy
目的：通过对小鼠血清中谷胱甘肽过氧化物酶(GSH-PX)、及丙二醛(MDA)含量的测定,探讨绞股蓝茶、加锌绞股蓝茶、加Vc绞股蓝茶对饮酒雌性小鼠GSH-PX及MDA的影响.方法：50只雌性健康昆明种小鼠,按体重随机分为5组：空白对照组、白酒模型对照组、绞股蓝茶组、绞股蓝茶加锌组和绞股蓝茶加Vc组,用各自受试物饲养30天后,按试剂盒说明测定血清中GSH-PX的活性和MDA的含量.结果：1.与空白对照
Chlorogenic acid as antioxidtion,exists in edible and medicinal plants widely cultivated and consumed in the world.In dose-dependent manner,chlorogenic acid was effective at protecting PC12 cells agai
目的 凹顶藻萜类化合物(Laurencia terpenoid extract,LTE)是从三列凹顶藻中的提取的一种海洋天然活性物质,具有抑瘤、免疫增强、抗氧化等生物学活性,对酒精暴露大鼠亦具有一定的肝脏保护作用.本实验以LTE为干预物,通过动物实验及肝细胞原代培养,研究LTE对酒精暴露大鼠肝细胞增殖和凋亡的影响.方法 雄性Wistar大鼠40只,随机分为3组,正常对照组10只,酒精模型组和LTE
目的 分析我国多个地区常见食物样品中白藜芦醇及其衍生物的含量与分布，完善我国食物成分数据库.方法 采集我国华南、华北、华西及华中四个代表性地区居民日常食用的蔬菜水果前处理后，用HPLC方法分析我国居民日常植物性膳食中的白藜芦醇及白藜芦醇苷含量.结果 所有检测样品中白藜芦醇总含量最高者为华中地区水果中的红提皮，超过了40 μg/g.蔬菜中白藜芦醇总量最高者当属华西地区的芹菜，达到7.86 μg/g.
In recent years the numbers of dragonflies are decreasing in Japan.However quantitative analysis on the ecosystem of paddy fields had not been finished.Therefore,to analyze present state of ecosystem
In snowy regions,the seasonal runoff pattern is greatly influenced by winter season temperature and precipitation which determines the accumulation and melt of seasonal snowpack.Climate change therefo