The results show that all the extracts of Magnolia Officinal obtained with different extraction solvents have scavenging effects on DPPH radical and ethanol extracts show the highest activity.
结果表明：不同溶剂厚朴提取物对DPPH自由基均有清除作用，其中以乙醇提取物清除能力最强。
Effects of ethanol concentration and reaction time were compared on DPPH free radical scavenging activity of egg white protein hydrolysates in this paper.
对比分析乙醇浓度和反应时间对四种蛋清蛋白酶解物清除DPPH自由基活性的影响情况。
It was found that Fujian Yellow Rice Wine can inhibit the lipoperoxidation and the oxidation of TBA to some extent, which also has a scavenging effect on the DPPH radical.
结果表明：福建黄酒能在一定程度上抑制脂质过氧化反应和亚油酸的氧化，对DPPH自由基有一定的清除作用。
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