自由基清除剂

维生素E是体内最主要的生物自由基清除剂和抗氧化剂之一。

Vitamin E is the main body of biological free radical scavenger and antioxidant one .

Eda等自由基清除剂可通过清除自由基而保护蛋白酶体的活性或功能，因此可能对具有治疗作用。

Free radical scavenger such as Edaravone protected proteasome activity and function and may be have therapeutic action .

γ射线辐射诱导质粒DNA单链断裂：与DNA和自由基清除剂浓度的关系

γ - Rays Radiation-Induced Single Strand Breaks of plasmid DNA : Related to the

各种自由基清除剂在γ射线辐照DNA损伤中的作用

A study of protective action of different scavengers on DNA damage induced by γ rays

自由基清除剂对环磷酰胺致大鼠血清和卵巢MDA含量及SOD活性的影响

Effect of free radical scavengers on MDA and SOD in seria and ovaries cyclophosphamide-treated immature female rats

应用氧自由基清除剂维生素C、维生素E和甘露醇防治再灌注损伤。

Prevention of further oxygen free radicals ( OFR ) injury to various tissues with OFR scavengers , including vitamin C , vitamin E , and mannitol .

自由基清除剂对特异性转移因子抑制小鼠S（180）细胞RNA合成作用的影响

Influence of free radical scavengers on specific transfer factor induced inhibition of RNA synthesis in S_ ( 180 ) tumour cells

此信号可被Vc或富含SOD等多种自由基清除剂的沙棘果汁所抑制。

The signals were diminished by adding Vc or fruit juice of Elaeagnus angustifolia containing rich SOD and other free-radical scavengers .

自由基清除剂分酶类清除剂（抗氧化酶）与非酶类清除剂两大类。它清除过氧自由基剂的作用超过维生素C和GSH，这些有名的自由基清除剂。

There are two kinds of the scavengers for free radicals in the organism , namely enzymes ( Antioxidative enzymes ) and non-enzyme compounds .

自由基清除剂在运动后对血浆LpO和肾组织结构的影响

Effects of Free Radical Scavengers on Plasma Lipid Peroxide and Renal Tissue Structure After Exercise

观察头针对手术期氧化应激产物丙二醛（MDA），氧自由基清除剂超氧化物歧化酶（SOD）的影响。

Effects of scalp acupuncture on malondialdehyde ( MDA ) level and superoxide dismutase ( SOD ) activity at the operation stage were observed .

得到了DNA碎片长度的分布和双链断裂数目随辐射剂量的变化规律，评估了自由基清除剂甘露醇和维生素C的抗辐射能力。

The distributions of DNA fragment lengths and the changes of number of DSBs as the dose increase are obtained . The radioprotective capability of scavenger , mannitol and vitamin C is estimated .

结膜下注射自由基清除剂Edaravone治疗大鼠视网膜静脉阻塞

Subconjunctival injection of free radical scavenger Edaravone for retinal vein occlusion in rats

用自由基清除剂SOD防治后，Ach诱导的动脉松弛性恢复，基底动脉MDA，SOD的变化减轻。

Pretreated the basilar artery with SOD , led to the recovery of decreased relaxation and attenuation of changes in MDA and SOD .

作者认为Ge-132为一种超氧自由基清除剂。

It can be concluded that Ge-132 is a superoxide scavenger .

为进一步确定SOD的作用以及利用自由基清除剂制备高效的Bt农药提供了理论基础。

These studies provided theoretical basis on which we could further defined the effects of SOD and make use of free radical scavengers to produce efficient Bt pesticides .

证实GLP是通过降低氧自由基清除剂GSH-PX和CAT的活性，增加肿瘤细胞内ROS水平，实现促进肿瘤细胞的凋亡作用。

This confirmed that GLP could increase ROS levels in tumor cells by reducing GSH-PX and CAT activity of oxygen free radical scavenger .

在ANP时外源性疏基物质可作为氧自由基清除剂在减轻肺组织氧化应激反应中发挥作用。

Exgenous sulfydryl compound played an important role on the lung tissues of rats with ANP , probably as one of OFR scavengers .

mL-1。结论鱿鱼墨黑色素是一种活性较高的天然自由基清除剂，而黑色素铁的自由基清除活性较黑色素低。

However , free radical scavenging activity of melanin-Fe (ⅲ) is lower than that of Squid melanin .

依达拉奉（edaravone，MCI-186）是一种新型的自由基清除剂。

Edaravone ( MCI-186 ) is a new type of free radicals scavenger .

目的：探讨心理应激源对脑组织Na＋，K＋－ATP酶活性的影响及发生机制，以及自由基清除剂对该酶活性的保护作用。

To study the mechanisms of effect on activity of Na + , K + - ATPase in brain tissue by psychic stressors and the protecting function of free radical enzymatic scavengers .

在评价自由基清除剂清除能力的指标上，提出清除率不能有效地反映清除剂的清除能力，应该引入t终结点与（A标－A清除剂）max两个指标。

Last , there are two indexes ( t terminal and ( A standard-A scavenger ) max ) that be more effective than clearance rate in judging of eliminating ability .

目的探讨链脲佐菌素诱发的糖尿病模型大鼠的胰腺组织中自由基清除剂sodmRNA和磺脲类药物受体SURmRNA的表达，了解糖尿病时胰腺SOD和SUR的关系。

Objective Probing into the expression of scavenger SOD and SUR 's mRNA in pancreatic tissue of diabetic rats induced by streptozocin to understand relationships between SOD and SUR .

用抗坏血酸、半胱氨酸和二苯胺为外源自由基清除剂，喷施于有5张展开叶威廉斯香蕉组培苗的叶片，经4～5℃处理12h后，研究自由基清除剂对香蕉的保护作用。

Three free radical scavengers , Vc , cysteine and diphenylamine were used to study the protective effect on banana under low temperature stress .

通过观察自由基清除剂二甲基亚砜（DMSO）和细胞间通讯阻断剂Lindane对α粒了照射诱发的细胞存活旁效应的抑制作用探讨其可能的机理。

Free radical scavenger DMSO and intercellular communication inhibitor lindane were selected to investigate the potential mechanism of alpha-particle irradiation-induced bystander effect .

研究了超声及超声&过氧化氢联合技术降解4－氯酚的效果，详细探讨了影响超声降解4－氯酚效率的因素：声强、溶液pH值、4－氯酚的初始浓度和自由基清除剂。

The degradation effect of p-chlorophenol in aqueous solution by ultrasound-hydrogen peroxide technology and the major affecting factors such as the sound intensity , pH value of the solution , initial concentration and free radicals scavenger were studied in this paper .

同时叶片衰老时SOD活性的下降和膜脂过氧化作用均被延缓，据此探讨了BA作为自由基清除剂延缓叶片衰老的可能机理。

Meanwhile the decrease of superoxide dismutase activity and the increase of lipid peroxidation was also delayed . Thus , the possible mechanism of BA in preventing senescence as the scavenger of free radicals was discussed .

目的：观察氧自由基清除剂依达拉奉（edaravone，ED）对脓毒性休克大鼠心脏功能和心肌损伤的作用。

AIM : To investigate the effect of edaravone ( ED ), a novel free radical scavenger , on cardiac function and myocardial cell injury in rats with septic shock .

自由基清除剂中SOD、POD、CAT等保护酶系统可以有效地清除活性氧、自由基，保持体内活性氧的平衡，降低膜脂过氧化作用和MDA积累量。

Active oxygen and free radicals are effectively cleared away by some scavengers of free radicals-SOD , POD and CAT , while maintain the balance of active oxygen in fruit and decrease membrane lipid peroxidation and MDA accumulation contents .

用Langendorff离体心脏灌流制备，研究氧自由基清除剂：超氧化物歧化酶（SOD）和亚硒酸钠（Se）对哇巴因所致心脏毒性的影响。

The effect of some oxygen free radical scavengers , Superoxide Dismutase ( SOD ) and Sodium Selenate ( Se ), on Ouabain induced toxicity of isolated heart were studied by the Langendorff apparatus .