卟啉原
- 网络porphyrinogen;PpIX
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概述了原卟啉原氧化酶(PPO)的生理功能和酶学特征,该类抑制剂的作用位点和作用方式,除草效果,构效关系研究及该类抑制剂的杂草抗性等问题
The article summarizes the biological function and enzymology of protoporphyrinogen oxidase ( PPO ), site of action and mode of action of inhibitors of this class , their herbicidal effects , relationship of structure and activity , and weed resistance of PPO inhibitors
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结果:CEP患者的红细胞尿卟啉原Ⅲ同合成酶(URO-COS)的活性仅为正常健康者的17%,而PCT患者的尿卟啉原脱羧酶(UROD)活性仅为正常健康者的49%。
Results : The erythrocyte URO-COS activity of the CEP patients is only 17 % of the healthy normal subjects , but the UROD activty of PCT patients is 49 % of the healthy normal subjects .
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报道了用硝基苯或标准电位为0.25~0.36V的无机氧化剂对卟啉原的氧化作用。
The effect of oxidizing agent such as nitrobenzene , inorganic oxidizing agent with standard electrode potential in the 0.25 ~ 0.36V range on the synthesis of porphyrin has been studied .
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原卟啉原氧化酶(Protox)是叶绿素和血红素生物合成中的一个关键酶,是除草剂的重要靶标。
Protoporphyrinogen oxidase ( Protox , EC 1.3.3.4 ), the key enzyme in chlorophylls and haemachrome biosynthesis , has been identified as the important target site of action for several herbicides .
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苯腙基乙酰基二取代乙酸乙酯的合成和晶体结构二乙酸碘苯氧化卟啉原
Synthesis and Crystal Structure of Ethyl Acetate Substituted by Ethanoyl and Phenylhydrazone-group
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Ⅲ.碱性系列;小麦尿卟啉原合酶的分离和纯化
Isolation and purification of uroporphyrinogen ⅲ synthase from wheat leaf
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二苯醚类原卟啉原氧化酶抑制剂的构效关系研究
QSAR of Protoporphyrinogen Oxidase Inhibiting Diphenyl Ether Herbicides
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玉米两种尿卟啉原脱羧酶的基因克隆及其催化底物的酶促合成
Gene Cloning and Enzymatic Synthesis of the Substrates of Two Uroporphyrinogen Decarboxylases from Maize
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原卟啉原氧化酶抑制剂类除草剂研究进展
Progress on Protoporphyrinogen Oxidase - Inhibiting Herbicides
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对生玉米幼叶尿卟啉原脱羧酶的纯化及部分性质研究
The Purification and a Study on Some Properties of Uroporphyrinogen Decarboxylase from Oppositifolious Maize Young Leaves
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定点突变改善红色荧光指示蛋白玉米尿卟啉原Ⅲ甲基化酶的水溶性研究
Improved the Solubility of Maize Uroporphyrinogen ⅲ Methyltransferase as the Red Fluorescent Indicator by Site-directed Mutagenesis
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概述了原卟啉原氧化酶抑制剂类除草剂作用机理、结构-活性关系研究进展以及新品种开发情况。
The progress on mechanism and structure activity relationship of protoporphyrinogen oxidase inhibiting herbicides are summarized , and new varieties are introduced .
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小麦尿卟啉原合酶的分离和纯化对生玉米幼叶尿卟啉原脱羧酶的纯化及部分性质研究
Isolation and purification of uroporphyrinogen ⅲ synthase from wheat leaf The Purification and a Study on Some Properties of Uroporphyrinogen Decarboxylase from Oppositifolious Maize Young Leaves
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两种荧光方法分析血样中锌原卟啉和原卟啉
Analysis of Zinc Protoporphyrin IX and Protoporphyrin IX in Blood by Two Fluorimetric Methods
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方法将凝固动物血中的蛋白质水解,分离出血红素,经原卟啉、原卟啉甲酯等中间产物,最终精制获得原卟啉钠。
[ Method ] Protoheme was separated from protein hydrolysate of coagulated animal blood and protoporphyrin , protoporphyrin dimethyl ester and other intermediate products were extracted , which were finally made into protoporphyrin disodium .
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结果表明:在488nm激发红细胞溶血液的荧光光谱结构中,存在着锌卟啉和原卟啉,以及血红素降解产物和细胞膜脂的特征荧光峰。
Fluorescence emission of characteristic peaks of free protoporphyrin , zinc protoporphyrin , fluorescent heme degradation product and erythrocyte membrane are identified and simultaneously detected in mouse red cell hemolysates , when excitation light is 488 nm .