The antigenicity of a (H3N2) subtype virus were floating continuously.
亚型病毒的抗原性不断发生漂移。
The current swine flu H3N2 viruses are closely related to human H3N2 viruses.
H3N2病毒一开始是从人身上传染到猪的，现在的H3N2猪流感病毒与H3N2人流感病毒有着很近的相关性。
But because H3N2 completely replaces H2N2 in people, no one born since 1968 has any immunity to H2.
但因为H3N2在人体完全取代H2N2所以在1968年之后出生的人没有一个人对H2有任何免疫性。
Conclusion Local flu prevail were affirmed in three schools of the town and H3N2 flu virus was the suspicion.
结论初步认为该镇三间学校出现流感局部暴发，病原体考虑为H3N2型流感病毒。
A novel H3N2 influenza virus strain isolated in Germany from pigs with clinical symptoms of influenza is described.
在德国从有流感临床症状的猪上分离出一种新的H3N 2流感病毒株。
Among many subtypes of influenza a viruses, currently influenza a (H1N1) and a (H3N2) subtypes are circulating among humans.
目前，在许多亚型的A型流感病毒，甲型(H1N1)和A (H3N2)亚型在人与人之间传播。
The antibodies that had protected a lot of Europeans the previous winter no longer worked against this "drifted" strain of H3N2.
在上一个冬季保护了很多欧洲人的抗体已经无法抵抗这种“漂移”的病毒株h3n2。
Experiments in Geneva involved two common influenza viruses: H3N2 and H1N1, the virus that triggered a global flu pandemic in 2009.
在日内瓦进行的这项实验采用了两种常见的流感病毒：H3N2和H1N1，后者曾在2009年引发全球流感大流行。
The three popular tests were better at detecting seasonal influenza, catching more than 80 percent of H3N2 infections, the CDC found.
疾病控制中心发现有3种盛行试验在检测季节流感更好，H3N2感染准确性超过80%。
H1N1 and H3N2 swine flu viruses are endemic among pig populations in the United States and something that the industry deals with routinely.
H1N1和H3N 2猪流感病毒在美国是地区性发作的，这也是养猪业经常要面对的问题。
OBJECTIVES: To investigate the genetic correlation between H3N2 human and swine influenza viruses from the same region during the same season.
目的：研究在相同地区同一季节人和猪h3n 2流感病毒的遗传相关性。
Two different strains within a single subtype, two different influenza A subtypes(H1N1 and H3N2), or both influenza A and B viruses may cocirculate.
单一亚型内的两个不同菌种之间，A型流感病毒的两个不同亚型（H1N1和H3N2）之间，以及A型流感病毒和B型流感病毒之间均可以互相转染。
These assays can successfully detect human H1N1, H3N2, and swine-origin H1N1 viruses as well as distinguish these from influenza B and RSV infections.
这些化验方法不但能成功地检测出人H1N1病毒、H3N2病毒以及猪源性H1N1病毒，而且将它们与乙型流感和呼吸道合胞体病毒感染区分开来。
Phylogenetic analysis indicated that all the recent Korean isolates of H1N1, H1N2, and H3N2 influenza are closely related to viruses from the United States.
系统发育分析显示韩国近来分离出的H1N 1,H1N2和H3N 2流感病毒与美国分离的病毒紧密相关。
This year’s seasonal vaccine contains three influenza viruses — one A (H3N2) virus, one regular seasonal A (H1N1) virus unrelated to the swine flu strain and one B virus.
今年的季节流感疫苗含有三种流感病毒——一种甲型（H3N2）病毒，一种与猪流感毒株无关的常规季节性甲型（H1N1）病毒，以及一种乙型病毒。
CONCLUSIONS: in this study, H3N2 swine influenza viruses in 2005 did not originate from the 2000's H3N2 human influenza viruses, but from the 1990's H3N2 human isolates.
结论：此次研究中，2005年的H3N 2猪流感病毒不是起源于2000年的H3N2人流感病毒，而是可分离于1990年的H3N2人流感病毒。
Larger droplets of H3N2 and H1N1 were found to contain a higher concentration of viral particles and remained infectious longer than smaller droplets with fewer particles.
研究发现，较大的H3N2和H1N1病毒液滴，其病毒颗粒的浓度更高，且传染性的持续时间也比小液滴更久。
Objective Antigenic analysis and molecular biology studies on those strains of influenza a (H3N2) virus which could not be identified by standard serum of the current year.
目的对不能用当年标准血清进行鉴定的甲3 (H3N2)亚型流感病毒进行抗原性分析及分子生物学研究。
There is no vaccine to protect humans from swine flu. The seasonal influenza vaccine will likely help provide partial protection against swine H3N2, but not swine H1N1 viruses.
对人来说，季节性流感疫苗很可能只能提供部分的保护免受H3N2猪流感病毒，但对于H1N1猪流感病毒，该疫苗没有保护作用。
The key difference in this study was the presence of a single gene from the H3N2 human virus: the PB2 protein, which gave the hybrid viruses the ability to spread easily among the lab mice.
这项研究中一个关键的不同点就是H3N2人类流感病毒中存在一个蛋白基因：PB2蛋白，它的存在使得杂交病毒具有了在实验小鼠之间轻易传染的能力。
The new virus contains genes from a seasonal human H1N1 flu strain and a flu virus common in swine and called H3N2. The new strand is not related to the current H1N1 pandemic influenza strain.
这种病毒由季节性h1n 1人流感病毒和H3N 2猪流感病毒混合而成，但与正在全球流行的甲型H1N 1流感病毒没有联系。
Serologic and genetic analysis indicated that the Korean H1N2 viral subtypes were introduced directly from the United States, and did not arise from recombination between Korean H1N1 and H3N2.
血清学和基因分析显示韩国H1N2病毒亚型直接自美国传入并且韩国没有出现H1N1和H3N2之间的重组体。
The data demonstrate the emergence of a H3N2 reassortant with the human-like HAH3 gene of prevalent European porcine H3N2 influenza viruses and a NAN2 gene of the European porcine H1N2 viruses.
数据显示H3N2重组体出现了和欧洲流行的猪流感病毒H3N2的类人HAH3基因以及欧洲流行的猪流感病毒H1N2的NAN2基因。
We have this immunity because of a biological accident: in 1977, an H1N1 flu virus was accidentally released in the Soviet Union and has circulated ever since, alongside the regular H3N2 strains.
这可能是由于1977年的一次意外：当时前苏联偶然泄露了一株季节性H1N1流感病毒，此后这病毒便与通常流行的H3N2流感病毒株一起扩散开来。
Over the years, different variations of swine flu viruses have emerged. At this time, there are four main influenza type A virus subtypes that have been isolated in pigs: H1N1, H1N2, H3N2, and H3N1.
随着时间的推移，也出现了猪流感病毒的多种变种：现在人们从猪身上分离出了4种主要的A型流感病毒亚型：H1N1，H1N2，H3N2，H3N1。
Over the years, different variations of swine flu viruses have emerged. At this time, there are four main influenza type A virus subtypes that have been isolated in pigs: H1N1, H1N2, H3N2, and H3N1.
随着时间的推移，也出现了猪流感病毒的多种变种：现在人们从猪身上分离出了4种主要的A型流感病毒亚型：H1N1，H1N2，H3N2，H3N1。
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