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There are numerous examples of human influenza A virus strains infecting swine since 1918, but swine influenza strains have been isolated only sporadically from humans. 自1918年以来，有许多人类A型流感病毒株感染猪只的例子，但猪的病毒株只有零星出现在人类身上。
Human influenza A virus 甲型人流感病毒
THE DISTRIBUTION OF ANTIBODIES OF HUMAN INFLUENZA A VIRUSES AMONG MAN AND DOMESTIC SERA 人和几种动物血清中人类流感抗体分布
Q46：Can I use other disinfectants registered by the EPA specifically against influenza A virus to clean my respirator? 问46：我可以使用其他经EPA注册的适用于甲型流感的消毒剂清洗我的呼吸器吗？
Identification as a swine flu influenza A virus requires sending the specimen to CDC for laboratory testing. 如果需要确认A型猪流感病毒，需要将标本送至CDC进行实验室检验。
The swine influenza A virus collected from a Fort Dix soldier was named A/New Jersey/76 (Hsw1N1). 从福克斯堡士兵中提取的A型猪流感病毒被命名为A/NewJersey/76(Hsw1N1)。
Kao, HT. et al. Influenza A virus infection in infants. J Microbiol Immunol Infect, 2000; 33:105-108. 蔡章煌、于秉溪等：小儿腹流行性感冒病毒感染之流行病学及临床观察。小儿科医学会杂志1971;12;10-18.
In a given community, epidemics of influenza A virus infection often have a characteristic pattern. 在某些特定的社区，流感病毒A型的传播通常有特征性的模式。
Highly pathogenic H5N1 influenza A viruses are now endemic in avian populations in Southeast Asia, and human cases continue to accumulate. 现在，高致病性H5N1型流感病毒A是东南亚国家鸟类的常见病了，人类病例也在不断上升。
Objective: To investigate the immunological mechanism of influenza A virus for murine S180 ascites sarcoma. 目的:从机体的免疫应答来探讨甲型流感病毒对小鼠S180腹水瘤的作用机制。
Avian influenza is an avian infection and/or morbidity syndrome caused by avian influenza A virus. 禽流感是由A型流感病毒引起的一种禽类的感染和／或疾病综合症。
Since December2003 avian influenza a virus that primarily affects poultry has infected92 people in Vietnam, Thailand and Cambodia, killing53. 自2003年12月以来，最初出现在家禽身上的禽流感病毒已经在越南、国和柬埔塞感染了92人，其中53人死亡。
The diagnosis was based on clinical features, neuroimaging findings and isolation of influenza A virus from nasopharyngeal aspirate. 诊断依据为：临床表现、神经影像表现和鼻咽分泌物中分离出甲型流感病毒。
Methods: A total of 99 concatenated complete genome were aligned and analysed;and phylogenetic tree of influenza A virus (H5N1) was obtained. 方法:拼接99株A型流感H5N1病毒全基因组编码区序列,进行比对分析,构建基因组进化树。
Influenza A virus subtype H1N1, also known as A(H1N1), is a subtype of influenzavirus A and the most common cause of influenza (flu) in humans. 型流感病毒亚型H1N1病毒，也称为A（H1N1病毒），是一种亚型流感病毒A和最常见的流行性感冒（流感）在人类。
Wild waterfowl are considered the natural reservoir of all influenza A viruses. 野生水鸟是甲型流感病毒的天然宿主。
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。
Although avian influenza A viruses usually do not infect humans, several instances of human infections have been reported since 1997. 虽然甲型禽流感病毒通常不能感染人类，但是1997年以来已有数起人感染事件被报道。
It is an infection caused by the avian influenza A virus, thought to originate from wild water-birds who can carry the virus without showing any symptoms of sickness. 它是禽流感A型病毒造成的一种感染，该病毒被认为是缘于野生水禽，但携带该病毒的这些水禽并不表现任何病症。
Conclusion Little genetic changes occurred in the HA1 domain of the new isolated influenza A viruses(H1N1) in Tianjin. 结论天津地区新分离甲1亚型流感病毒抗原性发生进一步漂移,但变异程度不大。