virulence
virulence
1. In addition, Brown and colleagues have examined the anti-PVL antibody responses in pediatric patients diagnosed with Staph infections compared to antibody responses to other USA300 virulence factors.
"布朗说：“[接种]方式和感染途径互相关联，例如滴鼻免疫小鼠比皮下接种小鼠能更好地防备肺炎，皮下接种的小鼠能更好地防备皮肤感染。
2. Measurement of virulence in laboratory and field trials of its control effects for 20% phoxin-avermectin E. C.
20%辛·阿乳油的室内毒力测定及田间药效试验。
3. The overall virulence gene prevalence was 62.7% (42/67); and the main virulence gene type was slt_1+ slt_2+eaeA+hly.
62.7%的株菌(42/67)携带有毒力基因,毒力图谱类型主要为slt1+slt2+eaeA+hly。
4. Conclusion In this way we can draw a conclusion th at has a strong virulence to citellus dauricus...
89%。结论C型肉毒梭菌毒素对达乌尔黄鼠有较强的毒力。
5. AiiA protein, blocking the bacterial quorum sensing by hydrolyzing AHL-lactone, can greatly attenuate the disease caused by many bacterial pathogens in which quorum sensing regulate the expression of virulence genes.
AiiA蛋白通过破坏病原菌的信号分子来阻断病原菌的群体感应调节系统,达到抗病的目的,是一种新型的抗病蛋白.
6. Meanwhile, D2V-HN89 was most close to D2V-Jamaica and D2V-Brazil90. The cytopathogenic effect of D2V-HN89 and D2V-NGC were similar but the neural virulence of D2V-HN89 in suckling mice was much weaker than that of D2V-NGC.
D2V HN89株的细胞病变效应与D2V NGC株相同 ,但对乳小白鼠神经毒力较弱。
7. 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。
8. RD1 region is an important antigen which absent in long passaging of Mycobacterium tuberculosis(MTB). RD1 is only existed in virulence mycobacteria,but absent in BCG and environmental mycobacteria.
RD1区是结核分枝杆菌(MTB)在长期传代过程中丢失的重要保护性抗原,RD1区仅存在于致病性分枝杆菌中,而在卡介苗(BCG)及环境分枝杆菌中缺失。
9. Rv0901 might be related to the virulence of M. tuberculosis.
Rv0901基因可能与结核毒力存在一定关系。
10. ILTV has thymidine kinase ( TK ) gene which has been shown is associated with its virulence and reactivation from the latent state.
TK ) 病毒毒力基因，此基因与病毒毒力及病毒于潜伏期再活化的能力有关。
11. According to the four types of virulence genes: stx1, stx2, eaeA and hlyA, four pairs of specific primers have been designed.
[方法]针对产志贺毒素大肠杆菌(STEC)的stx1、stx2、eaeA、hlyA4种毒力基因,设计了4对特异性引物。
12. The virulence of a new serovar of Leptospira interrogens
一新型钩端螺旋体的毒力研究
13. Virulence Test of Geese Paramyxovirus
一株鹅副黏病毒的毒力测定
14. intermediate virulence strain B87
中等毒力株B87
15. Inhibition of protein secretion could lead to the growth decline,morphological alteration,and reduction of bacterial virulence,as well as the deprivation of their drug resistant.
为了克服细菌的抗药性问题,需要用新的思路去发掘新的抗生素,包括发掘细菌细胞中存在的抗生素作用的新靶点。
16. Keywords Aconifine;Virulence analysis;Dose response relationship;heart;toad;
乌头碱;毒性分析;量-效关系;心脏;蟾蜍;
17. We now have atomically detailed structures of many of the proteins that promote virulence of human pathogens.
也就是说，我们可能通过蛋白质的排列次序准确地分析出他 们的结构。
18. The strain isolated from human case is different from those strains isolated from Microtus fuscus, and similar to the Qingzang plateau strain with strong virulence.
从鼠疫病人分离到的菌株与青海田鼠体分离的菌株明显不同,而与强毒的青藏高原型菌株相似;青海田鼠体分离的菌株与内蒙古布氏田鼠型菌株相似,与其他地区的菌株均不相同。
19. His research found that LukS-PV was effective at protecting against certain types of infections reinforcing the importance of this virulence factor in the disease process.
他的研究发现， LukS-PV能有效防备某些类型的感染。
20. Keywords S.typhi;R plasmid;Virulence gene;
伤寒杆菌;耐药质粒;毒力基因;
21. Keywords Salmonella typhi;R plasmid;virulence gene;DNA sequence;
伤寒杆菌;耐药质粒;毒力基因;序列测定;
22. The various clinical manifestations in human CSD cases raise the possibility of type-specific difference in their virulence.
但由于临床症状上的歧异性很大，不同的基因型极可能是造成症状歧异的原因之一。
23. Both the strains retained their full virulence in the first 5-6 generations as titrated in goats.
作者曾使用山传鸡胚适应强毒组织制成灭活疫苗,用以免疫山羊,结果未获得成功。
24. This article briefly deals with the research advance in species, distribution, isolation, culture and virulence assay methods of aphid pathogens.
作者通过评述国内外已有的研究报道，概述了蚜虫病原真菌的种类、分布、分离培养及毒力评价方法。
25. Keywords Salt Affected Soil;Meadow Solonchak;Salinity Virulence;
关键词土壤盐渍化;革甸盐土;盐害;
26. The results showed that the isolatte growth on OMA medium had greater growth rate and stronger virulence, but the virulence had no relation to growth rate.
其中在燕麦片培养基上生长最快，致病力也最强，但致病力的强弱与菌丝生长速率没有关系；
27. However,it has been found that many virulence factors,such as flagellin,hemolysin,outer membrane proteins,lipopolysacchride may play important roles in the development of this disease.
其发生机制至今不明,但是已发现许多毒力因子如鞭毛蛋白、溶血素、外膜蛋白、脂多糖等在其致病过程中有重要作用。
28. Virulence Test of Several Chemicals to Pathogens of Turfgrass Diseases
几种药剂对几种草坪草病害病原菌毒力测定
29. High population and virulence ratio of laodelphax striutella, cultivation mode, and resistance to rice stripe of rice varieties are the reasons why rice stripe broke out.
分析其暴发原因：灰飞虱虫量和带毒率高；耕作栽培制度有利于发病；水稻品种不抗病等。
30. Vibrio vulnificus, a particularly virulence species of vibrio, is a gram-negative, rod-shaped, halophilic marine bacterium.
创伤弧菌是一种具有独特性致毒因子的，革兰氏阴性菌、呈现杆状且嗜盐性的海洋弧菌。
31. Dynamic gene mutation and the reassortment of genes have been considered as the key factors responsible for influenza A virus virulence and host tropism change.
动态的基因突变和基因重组被认为是流感病毒A的致病性和宿主趋向性改变的关键因子。
32. The virulence and the wound infection ability of the 4 dominant vibrios have been tested in mice.
动物实验数据证实了4种优势弧菌的毒力和伤口感染能力。
33. Animal experiment showed it had virulence to mice.
动物试验结果表明,该菌对小白鼠有致病力。
34. 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。
35. Effects of fermentation duration and precursors of oxalic acid on the virulence of herbicide of Sclerotinia minor
发酵时间和乙二酸前体对小核盘菌生物除草剂致病力的影响
36. Streptococcus mutans has been implicated as a principal etiological agent in human dental caries.One of the important cariogenic virulence factors of these organisms is their ability to form biofilms.
变形链球菌是公认的主要致龋菌,其重要的毒力因子之一就是在牙表面形成生物膜。
37. The other mutation with a significant effect on virulence has been seen in the NA gene of two influenza virus strains that infect mice.
另一种对病毒毒性具有重要影响的突变，存在两种感染小鼠的流感病毒株的na基因上。
38. They are not only synergic in biologic activities but also interactive in molecularity,which is regulated by the genes of virulence island.
各毒力因子不仅在生物学活性上具有协同作用,而且在分子水平上也是相互影响,受毒力岛上调控基因调节。
39. The incidence of the VAP had close relation with the patient's age, aeration time, virulence operation and the disinfection management of the ventilator duct.
呼吸机相关性肺炎的发生与病人年龄、通气时间、侵入性操作以及呼吸机管道的消毒管理有着密切的关系。
40. Bacteriophage-Bacteriophage Interactions in the Evolution of Bacterial Virulence
噬菌体相互作用与细菌毒力进化
41. The virulence of both mutants, as represented by median lethal dose (LD50), was not significantly different from that of the parental strain.
因此，细胞溶解毒素可能不是主要的致死因子，也不是创伤弧菌造成细胞毒杀作用的唯一因素。
42. Herbicide produced from 6 days solid fermentation had the highest viability,virulence and oxalic acid production,which were 64.3 mm,54.3 mm and 0.131 mg/g respectively.
固体发酵6天的除草菌的生活力、致病力和乙二酸产量均达到最大,分别为64.3 mm、54.3 mm 和0.131 mg/g;
43. The results indicated that the prevalent pathotypes were TRK,TRT,PHT and THT with the frequency of 19 6%,9 8%,6 5% and 6 5% respectively,among the 27 detected pathotypes. The analysis of virulence dynamics of Puccinia recondite f.
在发现的 2 7个致病类型 (毒性基因组合 )中 ,TRK ,TRT ,PHT ,THT出现频率分别为 19 6% ,9 8% ,6 5% ,6 5% ,为优势致病类型。
44. 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。
45. 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。
46. During follow-up, the two grade 1 ulcers which infected with strains carrying virulence genes rapidly deteriored: the array technology showed unchanged genotype profiles.
在随访中，感染携带致病基因的两名1级病人病程急剧恶化：芯片方法显示基因型未发生改变。
47. Many years' research work indic ated that antisense-oligonucleotide can control the expression of those genes wh ich are related to bacterial virulence factors and bacterial viability.
多年的 研究表明：反义寡核苷酸能够有效抑制细菌代谢的基础酶类及致病基因；
48. DETERMINATION OF VIRULENCE OF COTTON WILT PATHOGEN VERTICILLIUM DAHLIAE KLEB.
大丽轮枝菌在棉花上的毒力测定
49. Study on the virulence differentiation of Fusarium graminearum Sch in Ningxia
宁夏小麦赤霉病禾谷镰刀菌致病性分化的研究
50. It is the combination of bacterial virulence, and host factors that are closely interrelated, which lead to the development of a UTI.
它是结合细菌的致病力，大部分的因素诱使发展成泌尿道感染是有相互关系。
51. The results of fungicides virulence measurement in laboratory showed that gaucho and chlorothalonil were useful to inhibit mycelium growth of Colletotrichum sp. and Alternaria sp.
室内药剂毒力测定实验表明，保鲜克和百菌清对炭疽菌和交链孢菌丝的扩展蔓延作用较好，代森锌和退菌特对炭疽菌和交链孢的孢子萌发有较好的抑制作用。
52. 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。
53. Host resistance and fungal virulence parallel each other in the cross.
寄生的抗病性的病原菌的毒力在杂交中是势均力敌的。
54. The virus was analyzed by the animal pathogenicity test,virus attenuation,protection of the attenuated virus and virulence return experiment.
对分离的痘病毒进行动物致病性试验、病毒分离传代和致弱试验、致弱毒保护力试验和返强试验。
55. Keywords Yersinia enterocolitica;Host;Serotype;Virulence genes;
小肠结肠炎耶尔森菌;宿主;血清型;毒力基因;
56. Construction of Gene Libraries for Virulence Plasmid of Yersinia enterocolitica
小肠结肠耶氏菌毒性质粒基因文库的构建
57. Artificial Feeding of Diamond-back Moth and Virulence Test of Some pesticides
小菜蛾人工饲养和几种药剂的毒力测定
58. Please analyse the reasons of virulence variation of Puccinia striiformis f. sp. tritici.
小麦三种锈病的生物学是否完全一致？
59. Using oligonucleotide arrays, S. aureus resistance and virulence genes were compared between grade 1 and grade 2-4 ulcers.
应用寡核苷酸芯片后，比较1级和2-4级溃疡病人中，金黄色葡萄球菌的耐药性和致病基因。
60. Keywords ] shigellosis prevailing strain virulence genes;
志贺氏菌;优势菌型;毒力基因;
61. The challenge experiments demonstrated that the virulence of Vibrio was very strong but that of Micrococcus was quite weak.
感染实验表明弧菌毒力强，球菌毒力相对弱。
62. On our conjecture, Gene 3A, a highly conserved sequence, may be the determinant of the virulence of FMDV. Changes in 3A have been associated with altered host range.
我们根据已有资料推测，3A基因可能是口蹄疫病毒的毒力决定簇，它具有高度保守性，其变异和部分缺失对病毒在牛体内的致弱和宿主嗜性发生改变起重要作用。
63. WSBV was purified from the commodity shrimp.The present paper describes the virulence of WSBV and the Microsporidia from frozen commodity P. wonodon in P. chinensis postlarvae via oral infection.
我们首次从具有白斑症状的市售冷冻商品斑节对虾中提纯了白斑病毒，并用饲喂感染的方式研究了白斑病毒对中国对虾仔虾的致病力。
64. the virulence of the malicious old man.
我这样做没有任何的恶意。
65. Pseudomonas is also known to switch on its virulence genes in response to signals from quorum sensing.
据了解假单细胞菌也会打开它的有毒基因以响应来自群体的信号。
66. During the process of industrialized production of primary hamster kidney cell vaccine (PHKCV),We determined the virulence and potency and analyzed the data.
探讨在原代地鼠肾细胞组织培养的狂犬病疫苗(PHKCV)工业化生产中,对病毒滴度与疫苗效力进行测定,并对数据进行分析。
67. The No. 2 physi-ologic race was virulent to the host with Ht_1 gene and caused necroticlesions,but it was avirulent to the host with Ht_2 gene and caused chlo-rotic lesions,with a virulence formula t_2/Ht_1.The No.
接种在具Ht_1单基因抗性寄主上表现有毒力产生萎蔫斑,而对Ht_2鉴别寄主表现无毒力产生褪绿斑的菌株属于生理小种2号,其毒力公式为Ht~2/Ht~1。
68. Some pathogenicity was steadily inherited, which suggested that the virulence genes controlling the pathogenicity appeared to be homozygous nuclear gene.
控制大豆疫霉菌的致病基因分布在不同位点，有的遗传稳定，由纯合的核基因控制；
69. 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。
70. This indicates that eaeA gene is not limited to EPEC and EHEC, that the eaeA harbouring E. coli are heterogeneous with respect to their virulence determinants.
提示eaeA基因的分布不仅限于EPEC和EHEC，而且携带eaeA基因菌株含有多种毒力决定因子。
71. It suggested that: the detection of IS605 was related to alternation in virulence of Hp.
提示IS6 0 5的出现 ,与hp致十二指肠溃疡的毒力改变有关。
72. The aim was to screen the strain with high virulence against Dysmicoccus Brevipes and provide the scientific basis for the field control of D.
摘要[目的]筛选对菠萝粉蚧有高毒力的菌株，为菠萝粉蚧的田间防治提供科学依据。
73. It summarized the harm to the corn, epidemic characteristics, virulence factors of Maize Rough Dwarf Virus, prevention and cure method was mentioned as well.
摘要介绍了玉米粗缩病的发生危害情况、流行特点、发病因素及防治对策。
74. The virulence of a new type of Leptospira interrogens, the representive strain of Gu serogroup, Qin serovar EG79, isolated from Ronan plancyi was investigated in the present study.
摘要目的对从安徽省金钱蛙肾中分离出的新血清群-顾群秦型人代表株EG79的毒力进行实验调查。
75. Sixty-eight first single-zoospore colonies, generated from seven Phytophthora sojae isolates, were inoculatied on wounded soybean hypocotyle to evaluated their virulence.
摘要采用大豆幼苗下胚轴伤口接种法测定了7个大豆疫霉菌的68个1代单游动孢株的毒力，并对其中45个1代单游动孢株毒力进行聚类分析。
76. Study on the virulence of a new serovar of Leptospira interrogans
新型钩端螺旋体的毒力调查
77. Methods Virulence genes, including stx1, stx2, EPEC and EHEC general eaeA fragment (eaeA-gen), were amplified by multiplex PCR in E. coli strains.
方法 应用多重PCR同时检测大肠埃希菌菌株的stx1、stx2、EPEC和EHEC共同的eaeA(eaeA -gen)等靶基因 ;
78. Method The virulence genes of Shiga like toxin(SLT 1 and SLT 2), intimin(eaeA) and hemolysin(hlyA) were chosen as the target genes and amplified in multiplex PCR assays. Results Of the eighty five E.
方法 应用肠出血性大肠杆菌 (EHEC)的多重引物聚合酶链反应 (PCR)方法 ,以志贺样毒素 (SLT2 和SLT1)基因、“粘附抹平”因子eaeA基因和溶血素 (hly)基因为靶基因进行检测。
79. Methods:We designed 8 pairs of probes of PCR assay for detection of the virulence genes including set1A,set1B,sen(SHET2),ial,ipaH,stx1 and virA in Shigella at the same time. Combining with conventional methods,the results were discussed.
方法:采用8对引物set1A、set1B、shet2A、shet2B、ial、ipaH、stx1与virA分别对志贺菌中毒力相关基因进行检测,结合常规鉴定方法对PCR扩增结果进行分析。
80. Methods Detected Endotoxin by using Limuloid trial .Detected Virulence and ST by using mice.
方法利用鲎试验测定毒素,小白鼠测定毒力和肠毒素。
