Active oxygen content was used to determine its antioxidant activity.
用活性氧法测定黄酮粗品的抗氧化活性。
Soluble dietary fiber was extracted from soy sauce residues by enzyme and microwave-assisted, and its antioxidant activity was studied.
从研究从酱油渣中微波结合酶法提取可溶性膳食纤维的工艺，并分析其抗氧化作用。
Lycopene has the functions of easily quenching singlet oxygen and deleting free radicals. Its antioxidant activity is one of the highest in the carotenoids.
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；
Dihydromyricetin has excellent antioxidant activity. Its antioxidant activity embodies by chelating metal ion and clear the catalysis to free radical oxidation.
二氢杨梅素抗氧化活性优异，其作用机制是通过螯合金属离子，从而消除其对自由基氧化的催化作用。
CONCLUSION: These results indicate that SND may have a protective effect on ischemia-reperfusion injured lung by its antioxidant activity and by adjusting NO level.
结论：SND有抗大鼠肺缺血-再灌注损伤作用，其机制可能与清除氧自由基和改善组织灌流有关。
Abstract : The purpose of this study was to determine the total flavonoids and dihydroquercetin contents in Picea asperata Mast. , and to further investigate its antioxidant activity.
摘要 ：本试验测定云杉总黄酮及其二氢槲皮素的含量，研究其抗氧化活性，为后期云杉黄酮的进一步研究提供部分理论依据。
It shows that besides procyanidins. there are other phenolic compounds in procyanidin extract which may contribute to its great antioxidant activity.
表明葡萄籽提取物强大的抗氧化活性不仅与其中所含的原花青素有关，也与其他酚类物质的存在有关。
Abstract: The antioxidant activity and free radical clearing function of Maojian tea polysaccharides and its conjugate were investigated.
摘要：本研究对毛尖茶叶多糖及其结合物的抗氧化和清除自由基活性开展了研究。
To scavenge excess ROS and reduce its toxic effects, plants have evolved an antioxidant system whose activity is up-regulated under stressful conditions and correlated well with enhanced tolerance.
ROS本身化学性质十分活泼，对植物具有严重的伤害作用。为了降低伤害，植物体在长期的进化过程中形成了酶促与非酶促等抗氧化系统。
To scavenge excess ROS and reduce its toxic effects, plants have evolved an antioxidant system whose activity is up-regulated under stressful conditions and correlated well with enhanced tolerance.
ROS本身化学性质十分活泼，对植物具有严重的伤害作用。为了降低伤害，植物体在长期的进化过程中形成了酶促与非酶促等抗氧化系统。
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