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1)  O·-2
超氧阴离子自由基(O_·_2~-)
2)  superoxide radical
超氧阴离子自由基
1.
In this paper,through the scavenging effect of rutin and quercetin on the superoxide radical.
猝灭率=([If1-If2)/If1]×100%,用猝灭率为50%时所对应的粗品浓度值(IC50)来比较其清除超氧阴离子自由基的能力,结论与分光光度法测定结果一致。
2.
Cd2+ treatment significantly enhanced the accumulations of superoxide radical (O2) and malondialdehyde (MDA) in wheat leaves.
在镉胁迫下,小麦叶中超氧阴离子自由基(O-·2)的积累显著增加,伴随MDA含量升高,显示发生膜脂过氧化。
3.
Methods: The scavenging effect to the hydroxyl radical were detected with the oxidation of 1,10-phenanthroline-Fe2+;the scavenging effect to the superoxide radical were determined with the self-oxidation of pyrogallic acid system.
目的:研究马氏珠母贝、菲律宾蛤仔、波纹巴非蛤和缢蛏4种贝类糖胺聚糖(GAG)体外对羟基自由基(HO·)和超氧阴离子自由基(O2-·)的清除作用。
3)  superoxide radicals(O2-·)
超氧阴离子自由基(O2-·)
4)  superoxide anion radical
超氧阴离子自由基
1.
Effects of Qiling capsule on the superoxide anion radicals by electron paramagnetic resonance method;
芪灵胶囊清除超氧阴离子自由基的作用
2.
Fading spectrophotometric determination of clearance rate of superoxide anion radical by spices with brilliant-green
灿烂绿褪色光度法测定香辛料对超氧阴离子自由基的清除率
3.
Scavenging effects of red pigment extracted from edible amaranth on hydroxyl radicals and superoxide anion radicals
苋菜红色素对羟自由基和超氧阴离子自由基的清除作用
5)  superoxide anion
超氧阴离子自由基
1.
Superoxide Anions Confers Therapeutic Activity to Dendritic Cells in a Mouse Model of Breast Cancer;
超氧阴离子自由基对树突状细胞治疗小鼠乳腺癌模型增强作用的研究
2.
Lucgenin (N, N-dimethyl-9,9-biacridinium dication, I) reacts with superoxide anion generated by the auto-oxidation of epinephrine in the buffer solution of NaHCO3 -Na2 CO3 (pH 10.
20)产生的超氧阴离子自由基反应,其氧化产物在 -1。
6)  superoxide anion free radical
超氧阴离子自由基
1.
Study on properties of scavenging superoxide anion free radical with tea polyphenols (TP) compounds and L-EGCG.;
茶多酚复合体及L-EGCG清除超氧阴离子自由基特性的研究
2.
ESR studies on the eliminating effect on the superoxide anion free radical of aloin in Aloe;
芦荟中芦荟苷清除超氧阴离子自由基的ESR研究
3.
The effects of Shengmai solution on in vitro superoxide anion free radical;
生脉溶液对超氧阴离子自由基作用的影响
补充资料:超氧阴离子
分子式:
CAS号:

性质:需氧生物体内氧分子作为最重要的电子受体在物质代谢过程中被还原成水:O2+4e→2H2O,如此利用的氧约占组织耗氧总量的95%,其余5%的氧在还原过程中由于接受电子数目不等可以形成多种性质活泼的活性氧。氧分子受单一电子还原的产物称为超氧阴离子O2+e→O2-。O2-是阴离子,又是自由基,性质活泼,具有很强的氧化性和还原性,既是氧化剂,又是还原剂,过量生成可致组织损伤。在体内主要通过超氧歧化酶清除。

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