Influenza B almost exclusively infects humans and is less common than influenza A. Flu type B also mutates about two to three times more slowly than influenza A. Because humans are the natural host of influenza B, pandemics generally do not occur with influenza B viruses.22 Although scientists...
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Type set of flu virus(病毒类型):Type A flu: This virus includes HINI an d sub-type H3N2.Type B flu: This virus can cause Two main sources(源) of seasonal flu eidemics: lu patients an d infected(Spreading:seasonal epidemics(流行病).Type C flu: This virus causes epidemics that The air...
Sanofi offers a range of trivalent flu vaccines that help provide active immunization to prevent disease caused by influenza A subtype & type B virus. Please see Important Safety Information or Prescribing Information.
Be it type A influenza or avian flu, they all exist in nature and there is no way of completely eliminating them. legco.gov.hk 甲型流感也好 、禽流感也好,全都是存在於自然的,殺之不盡,關鍵在 於個人及環境衞生、醫療防禦及警覺 系統是否做得好。 legco.gov.hk (b) of the measures in plac...
根据第二段Each summer, scientists try to mak e a best guess on which variants are going to be more common in the coming year. T hey loo k at data from other countries, and then they make the shot to match.(每年夏天,科学家们 都试图做出最好的猜测,猜测哪些变异会在来年更 常见。 他们...
本发明提供了一种对来自怀疑有呼吸道病毒感染的个体的临床样本检测流行性感冒A和B型病毒的方法,包括将临床样本分成第一部分和第二部分;使第一部分与下式的第一底物一起培养;使第二部分与下式的第二底物一起培养;根据培养后显示的颜色不同来检测病毒的存在. The present invention provides a clinical sample ...
六、阅读理解(A)Back in 1969 and 1970, Type A flu was affecting a great many people, and my husband, Don, and two children were very ill with it. I took them to all the hospitals of that city but it didn't work and I was the only person in the family to keep healthy.I was ...
The disclosed real-time fluorescence quantitative detection method for A and B type flu virus comprises: as the different DNA sequence of their primer and probe, building and optimizing reaction system and condition respectively, and detecting and building standard curve. Wherein, the reagent box ...
阅读理解 The influenza virus(流感病毒) or the flu is spread from person to person in the air when an infected person coughs or sneezes.There are 3 types of the flu: -Type A viruses can infect people birds pigs horses seal