| 1. | Swine influenza virus is a type a influenza virus and as such is placed in the orthomyxovirus group . 猪流感病毒是一种A型流感病毒,因而列入正粘病毒组中。 |
| 2. | Bird flu is a contagious disease caused by type a flu virus 禽流感是由a型流感病毒引起的传染性疾病。 |
| 3. | Analysis of hemagglutinin genes of two avian influenza virus isolates 2亚型流感病毒的发现及感染人调查 |
| 4. | Do pigs play a role in human infection with avian influenza a h9n2 viruses 2亚型流感病毒感染人中的作用 |
| 5. | Report on infection of avian influenza a virus in population of shantou , china 亚型流感病毒感染汕头人群的报告 |
| 6. | Wild waterfowl are considered the natural reservoir of all influenza a viruses 野生水鸟是a型流感病毒的天然宿主。 |
| 7. | Separation on a new antigenic drift strain a3 of influenza viruses in guizhou 贵州省分离出一株甲3型流感病毒新变异株 |
| 8. | Characterization of internal genes of two strains of influenza a virus isolated from men 1亚型流感病毒内部基因来源的研究 |
| 9. | There now are 47 countries affected by the deadly h5n1 strain of the virus 有47个国家受到这种致命的h5n1型流感病毒的侵袭。 |
| 10. | Isolation and identification of influenza b virus from common cotton - eared marmosets 普通棉耳狨猴中乙型流感病毒的分离和鉴定 |