virulence

Objective To evaluate the relationship between the high pathogenicity island(HPI)irp2 gene of enteropathogenic Escherichia coli(EPEC)and pathogenicity.

目的探讨致病性大肠埃希菌(EPEC)中高致病性毒力岛(HPI)irp2基因与致病性的关系。

The Role of HN Protein in Virulence and Tissue Tropism of Newcastle Disease Virus;

新城疫病毒HN蛋白在病毒毒力和组织嗜性中的作用

The Cell Apoptosis of Viral Myocarditis Induced by Coxsackie Virus

柯萨奇病毒致病毒性心肌炎的细胞凋亡研究

This virus was both lethal and virulent.

这种病毒不但致死率高，而且毒性极强。

Pathogenicity and Genetic Diversity of Rice Stripe Virus;

水稻条纹病毒致病性及其遗传多样性

Studies on the Characteristics of Clinical Biology Caused by Hog Cholera Virus;

猪瘟病毒致病的临床生物学特性研究

Pathogenicity Differentiation and Molecular Variation of Rice Stripe Virus

水稻条纹病毒致病性分化与分子变异

Study on pathogenicity of subtype 4a swine HEV in rhesus monkey

4a亚型猪戊型肝炎病毒对猕猴致病性

Considerable circumstantial evidence suggests that migratory birds can introduce low pathogenic H5 and H7 viruses to poultry flocks, which then mutate to the highly pathogenic form.

大量证据表明，候鸟可将低致病性病毒传播给鸡群，然后低致病性病毒突变产生高致病性形式。

Research on Pathogenicity of Avian Encephalomyelitis Virus Strain in Different Batches

禽脑脊髓炎病毒不同批次毒种致病性的研究

Construction of recombinant pseudorabies virus expressing GP5 of highly pathogenic PRRSV HuN4 strain

表达高致病性猪蓝耳病病毒GP5重组伪狂犬病病毒的构建及鉴定

Epidemiological Studies on Pathogenicity of Infectious Bursal Disease Virus Field Strains in China;

中国传染性法氏囊病病毒野毒株致病性的流行病学研究

Construction and Identification of the Recombination Pseudorabies Virus Expressing GP5 of Highly Pathogenic Porcine Reproductive and Respiratory Syndrome Virus (HuN4);

表达高致病性猪蓝耳病病毒（HuN4株）GP5重组伪狂犬病毒的构建及鉴定

a viral disease of cattle causing a mild skin disease affecting the udder; used to innoculate humans against smallpox.

牛的一种病毒性疾病导致轻度皮肤病影响牛乳。

Effect of the RNA5 Component on Pathogenicity of Beet Necrotic Yellow Vein Virus by Infectious cDNAs;

利用侵染性cDNA研究甜菜坏死黄脉病毒RNA5与病毒致病性的关系

Isolation and Identification of Field IBDV and Study on It s Pathogenicity;

传染性法氏囊病病毒野毒株的分离鉴定及其致病性研究

the virus that causes acquired immune deficiency syndrome (AIDS).

导致人类获得性免疫缺乏症（AIDS）的病毒。

viral diseases causing eruptions of the skin or mucous membrane.

导致皮肤肿胀的一种病毒性疾

Toxic Optic Neuropathy Induced by Small Dosage of Ethambutol

小剂量乙胺丁醇致中毒性视神经病变

Study on Pathogenicity of Putative Virulence Gene of Enterococcus Faecium

屎肠球菌类毒力基因hyl的致病性研究