连花清瘟颗粒等8种中药体外抗新型冠状病毒活性以及细胞毒性研究Antiviral Activity Research of Lianhuaqingwen and Other Seven Traditional Chinese Medicine to SARS-CoV-2
叶飞;黄保英;赵莉;陆柔剑;邓瑶;王文;任皎;阿茹罕;王文玲;谭文杰;
摘要(Abstract):
为了评估连花清瘟颗粒等中药(Traditional Chinese Medicines,TCMs)体外的抗新型冠状病毒作用。采用Cell Counting Kit-8(CCK8)法检测药物对Vero细胞的毒性,确定药物的细胞毒性。再以Vero细胞为模型,设置药物组、瑞德西韦对照组、病毒对照组,用新型冠状病毒感染细胞,药物作用48 h,提取核酸,用荧光定量PCR法检测新型冠状病毒RNA拷贝数,评估药物的抗病毒作用。细胞活性结果和病毒RNA拷贝数变化的结果显示,连花清瘟等8种药物中,连花清瘟抗新型冠状病毒活性较好,半数抑制浓度达到了0.43 mg/mL,药物六神丸和藿香正气水的细胞毒性较大,其他5种药物的抗新型冠状病毒活性较低。本研究揭示了莲花清瘟等8种药物体外的抗新型冠状病毒效果,为进一步的研究奠定了基础。
关键词(KeyWords): 新型冠状病毒(SARS-CoV-2);Vero细胞;连花清瘟颗粒;抗病毒活性;细胞毒性
基金项目(Foundation): 国家自然科学基金(项目号:82041041),题目:自然感染和疫苗接种人群中的广谱保护性免疫应答规律;国家自然科学基金(项目号:81601774),题目:MERS-CoV附属蛋白ORF4b抗宿主细胞干扰素产生的分子机制;; 侯云德院士科学研究青年基金(项目号:2019HYDQNJJ02),题目:携带报告基因的MERS-CoV广东株减毒感染性克隆构建及应用~~
作者(Authors): 叶飞;黄保英;赵莉;陆柔剑;邓瑶;王文;任皎;阿茹罕;王文玲;谭文杰;
DOI: 10.13242/j.cnki.bingduxuebao.004083
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