The genetic evolution and antigenic variation rule of influenza A viruses were explored. Valuable clues were provided for the prevention and control of influenza.
通过本研究,对上海地区近年来人群甲型流感病毒的抗原进化和基因进化过程有了直观的理解,同时深入了解了其抗原变异和基因变异的规律,为防控流感提供了有价值的线索。
参考来源 - 上海地区人群甲型流感HA抗原进化与基因进化关系研究及H1N1流感潜在免疫显性位点的筛选It is very difficult to develop ideal vaccine providing protection against all subtypes of AIV, for the highly frequent antigenic variation of HA and NA gene of AIV.
AIV最大的特点是亚型众多、抗原变异频繁，因而研制一种能够防制所有亚型的AI疫苗是极为困难的。
参考来源 - 表达禽流感病毒HA·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
Objective To study the antigenic variation of wild-type measles virus prevailing in Zhejiang Province.
目的了解浙江省麻疹野毒株的抗原性变异状况。
Conclusions Wild-type measles virus prevailing in Zhejiang Province has appeared significant antigenic variation.
结论浙江省麻疹野毒株已出现明显的抗原性变异。
The antigenic variation of flu virus is closely related to the epidemic situations, the precaution, and the control of flu.
流感病毒抗原变异与流感的流行大小、预防、控制密切相关。
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