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- In recent years,more than 50 plant resistance genes have been cloned.Most of the genes are structurally conserved. 目前人们已经克隆了50多个植物抗病基因,大部分植物抗病基因结构中存在高度保守的区域。
- Plant resistance gene 植物抗性基因
- Another dominant resistance gene PmWE35 has been mapped on chromosome arm 2BL. 在2BL, 长臂上发现了一个显性抗白粉病基因PmWE35,这些新基因的发掘和紧密连锁SSR分子标记的建立, 为小麦抗白粉病基因分子标记辅助选择和基因积聚奠定了基础。
- Fig.1 The Construction of plant transformation vector of anti-sense gene of RbThe transcript director of Rb is opposite to 35S promoter.Thisvector has GUS report gene and hygromycin resistance gene. 标题: 图1 Rb反义基因表达载体结构示意图此表达载体Rb的转录方向与35S启动子的转录方向相反,并且含有GUS报道基因和抗潮霉素基因。
- Oxidative burst is one of the earliest responses in plant resistance to pathogen attacks. 摘要活性氧迸发是植物对病原物应答的最早期反应之一。
- Substances conveying plant resistance to insects include inorganics, primary and intermediary metabolites and secondary substances. 给予植物抗虫性的物质包括无机物,初始、中间代谢物和次生物质。
- The tolerance of bone marrow to Ara C was remarkably increased after transfected by drug resistance gene. 耐药基因转染后小鼠骨髓对阿糖胞苷的耐受明显增加。
- The study of plant resistance to insects dates back to earliest days of applied entomology. 早在应用昆虫学发展的初期,就已开始植物抗虫性的研究。
- Products of plant resistance ( R ) genes Pto and Cf contain distinct domains, and have different cellular localization. 植物抗病基因Pto和Cf产物具完全不同的结构域 ,其细胞定位也不同。
- Expression of multidrug resistance gene in patients with maligant trophoblastic tumor and its clinical significance. 多药耐药基因在滋养细胞肿瘤组织中的表达及其临床意义。
- The following article is a review for the progress on the antiseptic resistance gene such as qac and merA. 本文对季胺类和重金属等消毒防腐剂耐药基因作一综述。
- Analysis of plant disease resistance genes structure, function and evolution by cloning of its genes. 从植物抗病基因的克隆看其基因结构、功能和进化。
- This poison helps the plants resist insect, especially the maize borer. 毒素可以帮助农作物抵抗害虫,尤其是玉米钻孔虫。
- Abstract: More than 10 plant disease resistance genes have been cloned and sequenced in the past several ears. 文摘:近年来,已有10多个植物抗病基因被克隆并定序。
- This poison helps the plants resist insects, especially the maize borer. 这种毒药有助于植物防虫,特别是一种喜欢钻玉米孔的虫。
- The detecting method of multi-drug resistance gene (MDR-1) expression was established by the reverse transcription polymerase chain reaction (RT-PCR). 采用逆转录?多聚酶链反应双酶单管PT-PCR法,建立了检测肿瘤细胞MDR-1基因表达的方法。
- Pathogens carrying avirulence genes can be recognized by plant disease resistance genes. 在植物与病原物的互作中,这些蛋白可作为受体识别由病原物无毒基因编码的激发子,从而激发一系列防卫反应,使植物表现出抗病性。
- One marker, named as Nsp4, was obtained with the primer pair A3B6, whose genetic distance to SSN resistance gene was 8.73 cM. 引物组合A_3B_6找到了1个标记;命名为Nsp4;与抗茎线虫基因的遗传距离为8.;73cM。
- Chitinase genes have broad application in genetic engineering of plant resistance to fungal diseases due to the special anti_fungal character of chitinases. 由于几丁质酶具有独特的抗真菌特性,因而几丁质酶基因成为目前抗真菌基因工程研究的热点之一。
- In the field the resistance in seedling was highest and lowest in tasselling stage, that means the plant resistance level was dropped when the plant grow up. 玉米杂交种苗期较抗病,抽丝期极为感病,这表明杂交种抗性随植株生长而递减。