超氧阴离子:人体内有一定数量的存在,不发生化学变化对人体无害,但与羟基(—OH)结合后的产物会导致细胞DNA损坏,破坏人类机体功能。
桑椹醋绿茶饮料的抗氧化性研究 关键词:桑椹醋;总抗氧化能力;超氧阴离子 [gap=722]Key words=Mulberry vinegar;total antioxidant capacity;superoxide anions
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...超氧阴离子 [gap=1198]:dandelion polysaccharide; ultrafiltration separation; hydroxyl free radicals; superoxide anion free radicals ...
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超氧阴离子(SOD like activity) 之能力 3,000 20 (4).超氧自由基(superoxide) (化学发光法) 3,500 另议 (5).
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技术文摘 关键词:猪血多肽亚铁,抗氧化作用,超氧阴离子,过氧化氢 [gap=1070]Key words:pig blood polypeptide ferrite;antioxidant activity;superoxide radical anion;hydrogen peroxide
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超氧阴离子自由基 Superoxide anion free radical ; superoxide anion radical ; Superoxide free radical ; Hydroxy free radical
对超氧阴离子 SARF
超氧阴离子生产 Superoxide anion production
抗超氧阴离子自由基 ASAFR
清除超氧阴离子自由基 SAFR
抗超氧阴离子活力 ASOR
超氧阴离子释放 superoxide anion production
超氧阴离子清除活性 superoxide radical scavenging activity
清除超氧阴离子活性肽 superoxide anions scavenging peptide
Methods (1) The superoxide anion radical which produced in alkaline dimethyl sulfoxide (DM50) system was directly measured by electron paramagnetic resonance (EPR).
方法 (一)二甲基亚砜(DMSO)在碱性有氧条件下,产生超氧阴离子自由基,以此为实验体系。
参考来源 - 生脉注射液对缺血性脑损伤保护作用的实验及临床研究In this paper, TPS was isolated from coarse tea, a calcium- polysaccharide complex (Ca-TPS) was prepared, and effect of TPS and Ca-TPS on superoxide dismutase (SOD), peroxidase (POD), catalase (CAT), superoxide anion and hydroxyl radical were studied.
本文从粗老茶中提取TPS,制备钙与茶叶多糖络合物(简称钙结合茶叶多糖,Ca-TPS),研究两者对超氧化物歧化酶(SOD)、过氧化物酶(POD)及过氧化氢酶(CAT)活性的影响,以及对超氧阴离子自由基(O2-)和羟自由基(OH)的清除作用。
参考来源 - 茶叶多糖及钙结合物的抗氧化作用和一级结构初探Generating rate of O2 , maionadialdehyde (MDA) content, membrane permeability increased with the reduction of soil moisture content, it indicated that a large amount of free radicals produced and the lipid peroxidation appeared.
干旱的过程中,超氧阴离子自由基(O2-)产生速率、丙二醛(MDA)含量及膜的透性增加,表明产生了大量自由基,发生了脂质过氧化作用。
参考来源 - 嫩江云杉和红皮云杉对干旱与SO·2,447,543篇论文数据,部分数据来源于NoteExpress
超氧阴离子自由基由紫外光照射碱性核黄素溶液产生。
Super-oxide anion radical is produced by irradiating the basic solution of riboflavin.
用NBT法研究了配合物对超氧阴离子自由基的抑制作用;
Their inhibiting actions on the superoxide anions were examined by using nitroblue tetrazolium(NBT) method.
目的探讨核桃仁清除超氧阴离子自由基(O·- 2)的能力。
Objective it is to discuss the ability of walnut clearing oxygen free radical (o · -2).
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