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银杏为银杏科银杏属落叶乔木,为古代孑遗植物,有裸子植物活化石之称[1]。银杏叶提取物(EGb)是从银杏科植物银杏的叶中分离纯化的提取物,其中主要含有黄酮苷类和萜烯内酯类生物活性物质,黄酮苷类具有清除氧自由基、限制多聚不饱和脂肪酶的超氧化、改善微循环、降血脂等作用[2]。
Ginkgo biloba is a deciduous tree belonging to the genus Ginkgo in Ginkgo biloba. It is an ancient relict plant and is known as a living fossil of gymnosperm [1]. Ginkgo biloba extract (EGb) is an extract purified from the leaves of Ginkgo biloba family Ginkgo biloba, which contains mainly flavonoid glycosides and terpene lactone bioactive substances. Flavonoid glycosides have the ability to scavenge oxygen free radicals and limit poly Super-oxidation of unsaturated lipase, improve microcirculation, lipid-lowering effect [2].