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- Polyphenol Oxidase(PPO)is not only related to anti-disease of potato, but also related to browning potato tuber. 多酚氧化酶(Polyphenol Oxidase, PPO)不仅与马铃薯抗病性有关,也与马铃薯块茎损伤褐化有关。
- The inhibition of calcium treatment on enzymatic browning influened polyphenol oxidase (PPO) activity and lipoxygenase (LOX) activity. 渗钙对酶促褐变的抑制作用是通过影响PPO活性和LOX活性起作用的。
- Melanins are produced by polyphenol oxidase(PPO)during sweet potato processing ,which can influence the whiteness of sweet potato starch. 甘薯破碎时多酚氧化酶(PPO)的作用,严重影响淀粉的白度。
- Chitosan also inhibit the activity of polyphenol oxidase(PPO) and peroxidase(POD),which indicate the significant effect of chitosan on flat peach fresh-keeping. 结果表明;壳聚糖对蟠桃果实的保鲜.;营养成分的保持具有显著效果。
- The relationship between polyphenol oxidase(PPO)and the browning deg ree(BD),the influence of environmental condition on browning of lotus root are discussed in this paper . 莲藕贮期褐变是影响质量的关键。 本文研究了莲藕贮期内多酚氧化酶和褐变度的关系,探讨了温度、氧气等环境条件对多酚氧化酶的活性和莲藕褐变的影响作用,通过褐变抑制效果试验,寻找出了几种较好的处理方法和贮藏环境。
- The oxidation/adsorption properties of polyphenol oxidase (PPO)-celite coupled system in the separation of catechol from aqueous media containing anisole were studied. 摘要研究了多酚氧化酶-矽藻土耦合系统在苯甲醚共存条件下氧化邻苯二酚及产物吸附过程的特性。
- Using the banjhi shoots with two or three leaves of cultivar Jiukeng,activities variations of polyphenol oxidase(PPO)and peroxidase(POD)were investigated. 以鸠坑种的夏茶对夹二、三叶新梢为原料,研究了两种做青方法过程中多酚氧化酶(PPO)、过氧化物酶(POD)的活性变化。
- When oxygen is present in cells, polyphenol oxidase (PPO) enzymes in the chloroplasts rapidly oxidize phenolic compounds naturally present in the apple tissues to o-quinones, colorless precursors to brown-colored secondary products. 当氧存在于苹果组织的细胞中时，叶绿体（含有叶绿素和进行光合作用的地方）中的多酚氧化酶，会迅速地将天然存在于苹果组织中的酚类化合物氧化为邻醌。
- Polyphenol oxidase (PPO) isozyme in 14 samples from 3 populations of Lilium regale and 4 samples from 4 populations of L. sargentiae in the Minjiang River Valley was tested by polyacrylamide gel electrophoresis (PAGE). 摘要应用聚丙烯酰胺凝胶垂直平板电泳技术，对岷江流域王百合3个采样点的14个样品和通江百合4个采样点的4个样品的多酚氧化酶(PPO)同功酶进行了研究。
- The physio-biochemical changes in respiration rate,ethylene production,polyphenol oxidase(PPO) and enzymatic browning of fresh-cut apple(Malus pumila Mill) induced by wounding were investigated. 以鲜切苹果为实验材料,研究了切割伤害诱导呼吸强度、乙烯生成量、酶活性以及酶促褐变的发生及其生理生化变化。
- Laccase is a kind of Cu-contained polyphenol oxidase. 漆酶是含铜的多酚氧化酶,用途广泛。
- The main reason of this difference was that red clover had a soluble polyphenol oxidase (PPO) and PPO oxidized native phenols into quinines which bond to protein and inhibited proteolysis. 造成这种差异的原因是红三叶中含有一种多酚氧化酶，它催化植物中的酚类物质生成苯醌，苯醌与蛋白质发生聚合反应从而起到保护蛋白的作用。
- In this thesis the structure of polyphenol oxidase(PPO), its mechanism of catalytic reaction, and the physical, chemical and biological methods to inhibit enzymatic browning were summarized. 摘要从多酚氧化酶的结构及其催化反应机制出发，综述了抑制酶促褐变的物理、化学和生物学方法及其研究进展。
- The properties of polyphenol oxidase in the chestnut kernel are studied. 采用分光光度法对板栗仁中多酚氧化酶的活性进行了研究。
- Enzymatic activity such as polyphenol oxidase and lipase may take place. 酶（例如，多酚氧化酶和脂肪酶）在冷冻条件下也可能具有活性。
- Effects of nitrogen and calcium on polyphenol oxidase, peroxidase and leaf spot in carnation. 氮钙对香石竹多酚氧化酶、过氧化物酶和叶斑病的影响。
- The Relationships between Cu, Zn and Polyphenol Oxidase, Superoxide Dismutase Activities in Prunus armeriaca L. 仁用杏铜锌元素与多酚氧化酶、超氧化物歧化酶活性的关系。
- Title： The Relationships between Cu, Zn and Polyphenol Oxidase, Superoxide Dismutase Activities in Prunus armeriaca L. 关键词：仁用杏;铜;锌;多酚氧化酶;超氧化物歧化酶
- The renaturation of polyphenol oxidase from Tobacco denatured in 6 0 mol/L guanidine hydrochloride(GdnHCl) was investigated. 研究了盐酸胍变性烟草多酚氧化酶后的复性。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
