2002~2004年云南省流感监测结果分析

Disease Surveillance(2006)

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Abstract
目的监测流感流行趋势,了解监测点正常人群流感的抗体水平。方法用鸡胚和MDCK细胞分离病毒,用血凝抑制试验半加敏法鉴定分离毒株和测定血清抗体。结果3年来云南省人群中流行的是A3型和B型流感毒株,正常人群对所有流感流行株抗体的总阳性率在15.33%~99.33%之间。结论不同型别的毒株表现出交替占优势的特征,人群流感抗体水平的消长与优势株的型别一致。
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Key words
influenza virus,influenza antibody,influenza surveillance
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