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- The vaccine “mimics” a natural infection to elicit a strong immune response, but causes no disease. 疫苗模仿自然的感染引发强大的免疫反应而不会造成疾病。
- This is the first report of the presence of FMDV in bull semen due to natural infection in China. 这也是我国首次证实自然感染牛的精液被口蹄疫病毒污染。
- Motheds The animals in Paragonimus endemic area were insected to test the status of natural infection. 方法在流行区剖解不同动物,检查自然感染情况,观察实验室感染动物体内虫体发育情况及分布。
- Sabin believed that live vaccines, which can replicate somewhat but are too weak to trigger disease, best mimic the protection acquired through natural infection. 沙宾认为，活性不足以致病、但仍可复制的活病毒疫苗，最能够模拟因自然感染所产生的保护作用。
- It's only human nature to want a comfortable life. 想过舒适的生活不过是普通人的本性。
- The natural infection rates of domestic cat and dog were 56.25%(18/32) and 14.29%(1/7),respectively. Adult worms were also detected from dogs. 家猫、家犬的自然感染率分别为 5 6 2 5%25 ( 18 3 2 )和 14 2 9%25 ( 1 7) ,并从家犬的肺中检出成虫。
- The natural infection rates of A. cantonensis, Strobilocercas fasciolaris, C. hepatica and T. spiralis are 17.37%, 16.95%, 1.27% and 0 respectively. 不同鼠种中褐家鼠的寄生虫感染率最高(66.;00%25)，感染的寄生虫种数亦最多，黄胸鼠次之(35
- Objective: To study the characterized distribution of Aedesalbopictus and its natural infection of arboviruses in Yunnan province. 目的：阐明白纹伊蚊分布特点，掌握其自然感染虫媒病毒情况。
- Objective: To study the characterized distribution of Aedes albopictus and it s natural infection of arboviruses in Yunnan province. 目的:阐明白纹伊蚊分布特点,掌握其自然感染虫媒病毒情况。
- Nature infections of Dirofilaria immitis in mosquitoes in central Taiwan and their susceptibility. 11th Congress of the Federation of Asian Veterinary Associations. 台湾省畜牧兽医学会暨中华民国兽医学会九十年度联合学术研讨会。
- Lyme disease (LD) is a naturally infection caused by the tick-borne spirochete Borrelia burgdorferi and affects both human and animals. 目的莱姆病是由蜱传伯氏疏螺旋体引起的自然疫源性疾病,也是人兽共患病。
- Objective:To study the mosquito natural infection with Japanese encephalitis (JE) virus and evaluation on their vector status. 目的:阐明蚊虫自然感染乙型脑炎病毒情况,评价各蚊种的媒介地位。
- Objective To investigate whether there are plague focus of natural infection in Seda County,so as to provide basis for plague prevention and control. 目的调查色达县是否存在鼠疫自然疫源地,为鼠疫防制提供依据。
- All nature seemed pregnant with life. 整个大自然似乎充满了活力。
- Furthermore the natural infection rates of A. cantonensis in rats captured from the wild is significantly higher than that from the domicile. 带状链尾蚴在野栖与家栖鼠中均可找到，只是在野栖鼠中感染率较高；
- He knows nothing of the nature of my work. 他一点也不了解我的工作性质。
- The girl is of a confiding nature. 这女孩具有轻信别人的性格。
- We enjoyed the beauty of nature. 我们欣赏大自然的美。
- The morphology,species frequency,spore density and natural infection rate of the VAM fungi in tea gardens were studied in the southern parts of Henan province. 对豫南茶园VA菌根真菌形态、种类、种群频度、孢子密度及自然侵染率进行观察与测定。
- Results Among the 6 species of snail samples, Angiostrongylus cantonensis was only found in Pila gigas and Babyloni areolata with the natural infection... 结论深圳市食用螺流通市场存在着广州管圆线虫的流行因素,中间宿主以福寿螺和东风螺为主。
