芝麻中的木酚素类物质不但具有阻断自由基反应的抗氧化性能，而且已经证实具有很多生理功能。
The ligum in sesame not only has the antioxygenic activity that blocks the free radical reaction but also has been proved to have many physiological function.
在羟基自由基浓度较高的体系，抗氧剂表现出抗氧化作用；而在羟基自由基浓度较低的体系，抗氧剂反而表现出促氧化性。
In the high hydroxyl radical concentration system, these antioxidants may show antioxidant effect, but in the low hydroxyl radical concentration system, they may promote oxidation.
Swisse的清肺片选取锌，硒及维他命C和E等具备抗氧化性物质为配方，帮助保护细胞以防自由基伤害。
Swisse Ultiboost Lung Health Support is formulated with zinc, selenium and vitamins C & E, which are antioxidants that help protect cells from potential free radical damage.
自由基清除试验证实荔枝壳多糖经不同纯化步骤处理后抗氧化性不断提高。
Free radical scavenging experiments indicated the antioxidant ability of polysaccharide fraction increased after different purification steps.
番茄红素具有高效猝灭单线态氧和清除自由基的作用，其抗氧化性在类胡萝卜素中最强；
Lycopene has the functions of easily quenching singlet oxygen and deleting free radicals. Its antioxidant activity is one of the highest in the carotenoids.
经降解得到的羧甲基壳聚糖均具有一定的羟基自由基清除活性，且分子量越小，其抗氧化性能越强。
All degraded carboxymethyl chitosans show certain hydroxyl radical scavenging activity, but the antioxidant activity is stronger at lower molecular weight.
许多研究已经证明，机体的正常代谢可以产生活性氧自由基，它有很强的氧化性，是机体产生疾病和衰老的关键之一。
Many studies have shown that the normal metabolism of the body can produce reactive oxygen species (ROS), which has strong oxidation, is the key of human diseases and aging.
榛子壳棕色素的体外抗氧化性实验表明：其对羟基自由基、超氧阴离子自由基有很好的清除效果，对脂质体过氧化也具有一定的抑制作用。
Hazelnut shell brown pigment oxidation in vitro experiments showed that the pigment had scavenging effects on hydroxyl radical, superoxide anion radical and aliphatic radicals on lipid-per oxidation.
总酚含量、总黄酮含量可作为评价食醋抗氧化性的指标，总酚含量、总黄酮含量、DPPH自由基清除率可作为鉴别不同品种食醋的指标。
Changes of the amount of total phenolic compounds, total flavones and percent of DPPH scavenging activity in different kinds of vinegar were analyzed.
其抗氧自由基及抗脂质 过氧化性能与茶多酚相近。
The antioxidant free group and anti-lipid overoxidation performance are similar to the tea polyphenol.
考察了茶叶主要活性成分茶多酚的抗氧化性抗自由基特性。
The properties of tea polyphenols against free radical and antioxidant are investigated.
结果表明，樱桃酒具有较强的抗氧化性，樱桃酒清除自由基能力与总酚的含量呈正比。
The results indicated that cherry fruit wine had a strong antioxidation activity and total phenol content was positively related to free radicals scavenging effects of cherry fruit wine.
结果表明，樱桃酒具有较强的抗氧化性，樱桃酒清除自由基能力与总酚的含量呈正比。
The results indicated that cherry fruit wine had a strong antioxidation activity and total phenol content was positively related to free radicals scavenging effects of cherry fruit wine.
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