结论：槲皮素能明显抑制人巨细胞病毒感染引起的细胞病变效应，CPE抑制率随着药物浓度的增加而增高。
Conclusion: Quercetin can inhibit CPE induced by human cytomegalovirus infection, the inhibition rate of CPE increases with drug concentration.
方法：通过观察药物毒性、病毒引起的细胞病变效应、MTT法检测细胞活性，判断药物毒性及药物抗病毒效应。
Methods: The toxic and antiviral effect was evaluated by observing toxic effect, cytopathic effect (CPE) and MTT colorimetric assay for vital cell rate.
贵州新城疫病毒分离物能够在鸡胚成纤维细胞上表现生长，引起特征性的细胞病变效应。
Guizhou isolate of Newcastle disease virus could grow on chicken embryo fibroblast and resulted in cytopathogenic effect.
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