...DPPH方法；ABTS方法；FRAP方法[gap=1455]ogy of traditional chinese medicines；polygonum bistorta L.；antioxidant activity；DPPH assay；ABTS assay；FRAP assay...
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Hydrolysable tannins showed much more effective antioxidant activity in DPPH assay while acetylated kaempferol glycosides displayed very low activity.
实验表明大多数水解单宁具有很高的抗氧化活性，而乙酰化的黄酮甙抗氧化活性很低。
The antioxidant activity of Limonium simens (Girard) Kuntze root extract was examined using various antioxidant assays, such as reducing power, DPPH assay, TEAC assay, lipid peroxidation.
利用不同的方法(还原能力、DPPH法、TEAC法和脂质体过氧化)评价了中华补血草根提取物的抗氧化活性，同时测定了其总酚、黄酮和原花青素的质量分数。
The antioxidant activities of compounds were evaluated by DPPH free radical scavenging assay.
进一步采用清除DPPH自由基能力的方法测定红花提取物的抗氧化能力。
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