本发明稻瘟病菌无毒基因的分子标记方法属于农业生物技术范畴。
The invention of molecular labeling method of Pyricularia grisea avirulent gene belongs to the field of agricultural biotechnology.
报告了病原无毒基因和植物抗病基因克隆；植物抗病分子机制的研究进展。
Recent advances in cloning of avirulent genes in pathogens and resistant genes in plants, together with molecular mechanism of plant disease resistance, were reviewed.
无毒基因已在多种植物病原物，包括真菌、细菌、病毒和卵菌等中得到克隆。
Avr genes have been cloned from a variety of pathogens including fungi, bacteria, viruses and oomycetes.
无毒基因是病原物遗传因子，其编码的产物激发病原物与植物特异性相互作用。
Avirulence gene is genetic factor of pathogen. It encodes elicitor which triggers specific interaction of plant and pathogen.
稻瘟菌无毒基因和致病相关基因的克隆有助于解析稻瘟菌的致病专化性和致病机制。
Clone of avirulence gene and other pathogenesis-related genes contribute to understanding the pathogenic specificity and infectious mechanism.
本发明不仅可利用该无毒基因的标记作探针，而且为进一步通过物理作图法克隆该无毒基因奠定了基础。
The invention can not only make use of the nontoxic gene marker as gene probe, but also set foundations for further clone of the gene through physical mapping.
这些无毒基因编码含偶数个半胱氨酸的小分子量蛋白，在叶霉菌毒性菌株中的存在与否及存在方式各不相同。
All the Avr genes encode small molecular weight proteins with even Numbers of cysteines, and their existence and variance are different in the virulent strains.
在此研究中，纽约大学医学院的科研人员将无毒的基因修饰病毒注入帕金森病人的脑内。
For the study scientists at the New York University School of Medicine injected the brains of Parkinson's patients with a harmless virus which was genetically modified.
结果：散发性霍乱以无毒株为主，质粒及肠毒素基因的携带率极低，但耐药性有所增加。
Results: The sporadic outbreak of vibrio cholera has some characters: including non toxic strain infection, low detection rate of plasmid and ct gene and increase of drug resistance.
壳聚糖是一种天然的生物可降解性，生物相容性好而且安全无毒的多糖，因而它成为基因治疗载体研究的热点。
Recently chitosan is focused in the research of gene delivery system for it is already known as a biocompatible, biodegradable and non-toxic polysaccharide.
背景与目的：肿瘤坏死因子相关凋亡诱导配体（tumornecrosisfactor-relatedapoptosisinducingligand，TRAIL）有广谱的抗瘤作用，且对正常组织细胞无毒性，因此有望应用于肿瘤基因治疗。
BACKGROUND & OBJECTIVE: Tumor necrosis factor-related apoptosis inducing ligand (TRAIL) can induce apoptosis in various cancer cell lines with little toxicity toward normal cells.
背景与目的：肿瘤坏死因子相关凋亡诱导配体（tumornecrosisfactor-relatedapoptosisinducingligand，TRAIL）有广谱的抗瘤作用，且对正常组织细胞无毒性，因此有望应用于肿瘤基因治疗。
BACKGROUND & OBJECTIVE: Tumor necrosis factor-related apoptosis inducing ligand (TRAIL) can induce apoptosis in various cancer cell lines with little toxicity toward normal cells.
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