清肺口服液对Hep-2细胞感染呼吸道合胞病毒后IL-6、IL-8调控的研究Regulatory Effects of Qingfei Oral Liquid on Interleukin-6 and Interleukin-8 Secreted by Human Epithelial Cells Infected with Respiratory Syncytial Virus
袁斌,周立华,李琳,赵长江,吴琴琴
摘要(Abstract):
目的探讨清肺口服液对人喉癌上皮细胞(Hep-2)感染呼吸道合胞病毒(RSV)后白细胞介素-6(IL-6)、白细胞介素-8(IL-8)表达的影响。方法分时段以清肺口服液含药血清、利巴韦林含药血清及空白血清干预RSV感染的体外培养的Hep-2细胞,48h及72h后收集各组细胞上清,采用酶联免疫吸附法(ELISA)测定各组人喉癌细胞IL-6、IL-8表达变化。结果 48h及72h后病毒模型组IL-6、IL-8的表达明显高于清肺口服液组(Ⅰ、Ⅱ、Ⅲ)、利巴韦林组(Ⅱ、Ⅲ),有显著差异,空白血清组(Ⅱ、Ⅲ)与病毒模型组无显著差异。清肺口服液组(Ⅰ、Ⅱ、Ⅲ)与利巴韦林组(Ⅱ、Ⅲ)比较,无显著差异。清肺口服液Ⅰ、Ⅱ、Ⅲ组之间比较,无显著差异;72h后各组IL-6、IL-8的表达与48h相比,无显著差异。结论清肺口服液可降低Hep-2感染RSV后IL-6、IL-8的过度表达,减轻炎症反应,提前给药更可获得良好的效果,这可能是清肺口服液抗病毒的机制之一。
关键词(KeyWords): 清肺口服液;呼吸道合胞病毒;白细胞介素-6;白细胞介素-8;Hep-2
基金项目(Foundation): 南京市科技发展计划项目(201001088);; 南京中医药大学中医儿科重点学科开放课题(EZK2009016)
作者(Author): 袁斌,周立华,李琳,赵长江,吴琴琴
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