( phen)_2 Cu was used as a mimetic enzyme for peroxidase to catalyze the oxidative reaction of o-phenylenediamine with hydrogen peroxide as an oxidant. 以菲咯啉铜[Cu(OP)2]配合物模拟辣根过氧化物酶催化过氧化氢与邻苯二胺反应,研究了不同反应条件对催化活性的影响。
The results showed that the activities of peroxidase ( POD) and polyphenoloxidase ( PPO) and the content of malondialdehyde were related to the tolerance reaction of hyacinth. 研究结果表明,喷施葫芦克星后,水葫芦叶片的过氧化物酶(POD)活性、多酚氧化酶(PPO)活性和丙二醛(MDA)含量与水葫芦的胁迫反应是相关的。
Polarographic Studies on the Hemoglobin Mimetic Peroxidase Catalytic Reaction System 血红蛋白模拟过氧化物酶催化反应体系的极谱分析
Four reaction types could be initiated by the peroxidase catalyzed are introduced, such as oxidative dehydrogenation, oxidative halogenation, H 2 O 2 dismutation and oxygen transfer reaction. 介绍了过氧化物酶可以催化的四种反应类型:氧化去氢反应、氧化卤化反应、双氧水歧化反应、氧传递反应。
Studies on the Mimetic Active Centre of Peroxidase and Catalytic Color Reaction 过氧化物酶活性部位的模拟及其催化显色反应的研究
A new promising mimetic peroxidase, manganese tetrasulfonatophthalocyanine ( MnTSPc) has been synthesized and applied to the determination of hydrogen peroxide based on its catalytic effect on the chemiluminescence reaction between luminol and hydrogen peroxide. 以四磺基锰酞菁(MnTSPc)作为过氧化物模拟酶催化H2O2与鲁米诺的化学发光反应,建立了测定环境样品中H2O2的化学发光分析新方法。
CONCLUSION: Anti-oxidative activities of superoxide dismutase and glutathione peroxidase in rats with vascular dementia were decreased, and the oxidative reaction in vivo was enhanced. 结论:血管性痴呆大鼠超氧化物歧化酶及谷胱甘肽过氧化物酶抗过氧化活性降低,体内过氧化反应增强。
Application of Peroxidase in Asymmetric Oxidation and the Reaction Mechanism 过氧化物酶在不对称氧化中的应用及氧化反应机理
The expressions of copper, zinc-superoxide dismutase ( Cu-Zn-SOD) genes and glutathione peroxidase ( GSH-Px) gene were analyzed by using semi-quantitative reverse transcription-polymerase chain reaction ( RT-PCR). 并分别测定铜&锌超氧化物歧化酶和谷胱甘肽过氧化物酶的酶活性;运用RTPCR方法分析相关基因的表达。
Aim The surface of high-density polyethylene ( HDPE) films is to be grafted by an acrylamide. With horseradish peroxidase ( HRP) as catalyst in hydrogen peroxide, the reaction was generated by free radical, which is formed by oxidizing o-methoxyphenol. 目的研究以辣根过氧化物酶(HRP)为催化剂,邻甲氧基酚为底物,H2O2为氧化剂的自由基引发体系,高密度聚乙烯膜(HDPE)接枝丙烯酰胺的反应过程。
Combining the catalyzed reaction mechanism of peroxidase and our experimental results, a conceivable oxidation reaction mechanism of OPDA and H_2O_2 using metHb as catalyst was proposed. 结合辣根过氧化物酶(HRP)的催化反应机理和我们的实验结果,提出了一种可信的Hb催化H2O2氧化OPDA的反应机理。
Peroxidase Catalytic Fluorescence Reaction with Tyrosine as Substrate 酪氨酸为底物的过氧化物酶催化荧光反应
Determination of Horseradish Peroxidase Based on Enzymatic Reaction Using Chromotrope 2R as Substrate Study on the Staining of Spores of Nosema bombycis by Chromotrope 2R Method 用铬变素2R法对家蚕微孢子虫孢子染色的研究
Further analysis the peroxidase isozymes ( POD) in the originally and the disease-resistant descendants, showed that there were some changes between them, and the raised resistance was probably regulated by internal biochemical reaction. 进一步分析原感病品种和抗病后代材料的过氧化物酶同工酶,发现他们之间的同工酶谱带发生了变化,说明抗性转化是受内部生化作用的调节。
Although polyphenol oxidase and peroxidase have the specific oxidative ability for catechins, the cost of enzymatic reaction is very high because it is difficult to get and reuse the enzymes. 多酚氧化酶和过氧化物酶有很好的选择性、专一性和较强的催化活性,但是很难获得,也不易回收再利用,因此成本很高。