Methods The influenza virus isolation was performed by MDCK cells and embryonated eggs.
方法用狗肾传代(MDCK)细胞和鸡胚双腔法进行流感病毒分离。
Viral isolation was preformed in MDCK cells and hemagglutination inhibition assay was used for subtype identification.
用MDCK细胞进行病毒分离，用血凝抑制试验对分离到的病毒标本进行分型鉴定。
Methods The inhibitory cytopathic effects (CPE) of catechu extract on influenza A virus were observed by MDCK cell culture techniques.
方法用狗肾传代MDCK细胞培养法观察儿茶提取物抑制甲型流感病毒的致细胞病变作用；
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