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The capsule is a major virulence factor. 毒力因子。
Hemolysin is an important virulence factor in many species of genus Vibrio, but theprevious study on hemolysin from V. anguillarum was not adequately. 在许多弧菌属的细菌中，溶血素是一种重要的毒力因子，但是关于鳗弧菌的溶血素的研究还很不充分。
Recently,Listeriolysin O,a major virulence factor produced by all pathogenic strains of L.monocytogenes,has been identified as a candidate antigen for a serological assay. 在所有致病性的李斯特杆菌中,李斯特溶血素是主要致病因子,现已经有用其做诊断抗原的报道。
The epidemiological character, methods for culture and identification as well as virulence factor and pathogenic mechanism of SS2 are reviewed in this paper. 本文对SS2的流行病学特点、培养鉴定方法、毒力因子及其致病机制的研究进展作一综述。
During this process,a diverse array of chemical signals are used to control bacterial behaviors,especially biofilm formation,virulence factor producing. 这种信息交流使用多种化学信号分子协调细菌的行为,影响生物膜形成和细菌的致病能力。
The reasons which the infection rate of Enterococcus faecium were ascending probably be related with obtaining new virulence factor and obtaining new drug resistance.So the effective ways to contro... 屎肠球菌感染率上升的主要原因可能与其毒力增强或获得新的毒力基因及获得耐药性有关,因此研究其耐药基因和毒力基因,发现屎肠球菌感染的耐药机制和发病机制,是控制屎肠球菌感染最有效的方法。
In this paper the genetic studies on the virulence factors of Mutans streptococci were reviewed. 本期重点回顾了关于变形链球菌毒力因子的遗传学研究状况,这方面的研究正是当前的热门课题。
Furthermore, the change of virulence factors of candida is contributed to the pathogenesis. 而念珠菌毒力因子的变化对于该病的发生也有重要作用。
S. pyogenes produces several virulence factors and many of them have been shown to contribute to its infection. 化脓性链球菌可以产生许多的致病毒力因数，而过去已有许多相关研究。
The main virulence factors for EHEC O157 include Stx,hemolysin and effector proteins encoded by LEE pathogenicity island. 控制该病暴发流行的最好措施是免疫预防,但目前还没有研制出可用于人的疫苗。
In order to understand the pathogen and pathogenesy of the disease, the aetiology, pathology and virulence factors were studied. 本试验对其病原学、病理学及致病因子的致病作用等进行了研究，其目的在于搞清该病的病原与致病机理，为养殖生产中有效地诊断和防治该病提供科学依据。
N-acylhomoserine lactone(AHL), as quorum sensing signals, regulate expression of virulence factors of many plant pathogens. N-酰基高丝氨酸内酯(N-acylhomoserine lactone,AHLs)作为细菌群体感应中的信号分子参与调节植物病原细菌致病因子的表达。
There are also unknown virulence factors being identified with exception of known virulence genes identified in all these screens. 这些筛选中除了找到已知的毒力基因外,还都鉴定到了未知的毒力因子。
While host genetic as well as viral virulence factors might contribute to severe DHF, viral load (infectious pressure) and concentration of antibody also appear to play a role. 宿主的遗传因素以及病毒毒力因素可能对发生严重DHF起作用,而病毒载量(感染压力)和抗体浓度似也有一定的作用。
In many countries ,much attention were paid to Streptococcus suis serotype 2 and many studies were foucus on virulence factors, extracellular protein factor(EPF), muraminidase-released protein(MRP) were two main virulence factors . SS_2在世界很多国家均受到重视,对它的研究主要集中在与毒力相关蛋白的研究上。溶菌酶释放蛋白(muraminidase-released protein,MRP)和胞外蛋白因子(extracellular protein factor,EPF)是SS_2两个主要的致病因子。
These factors include adesins,endotoxin and exotoxins,of which the exotoxins are the major virulence factors,including toxic proteinases,enterexotoxins,hemolysins and siderophore. 该菌的毒力因子主要有外毒素、内毒素及黏附素等,其中外毒素是其重要的毒力因子,它包括毒性酶、肠毒素、溶血素和铁载体等。
Control and therapy of Enterococcus in clinic become more and more difficult because it has special mechanisms of acquired drug resistance and some virulence factors. 由于肠球菌携带多种毒力因子和具有多重耐药性、天然耐药性以及获得性耐药等特性,给临床肠球菌感染的治疗和控制带来了极大的困难。
That's a factor which we must not neglect. 这是我们不应忽视的一个因素。