|本期目录/Table of Contents|

[1]章丽娇,赵冬敏,韩凯凯,等.坦布苏病毒RNA复制子系统的构建与应用[J].江苏农业科学,2023,51(19):153-157.
 Zhang Lijiao,et al.Construction and application of Tembusu virus JXSP strain RNA replicon system[J].Jiangsu Agricultural Sciences,2023,51(19):153-157.
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坦布苏病毒RNA复制子系统的构建与应用(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第51卷
期数:
2023年第19期
页码:
153-157
栏目:
畜牧兽医与水产蚕桑
出版日期:
2023-10-05

文章信息/Info

Title:
Construction and application of Tembusu virus JXSP strain RNA replicon system
作者:
章丽娇12赵冬敏12韩凯凯12黄欣梅12杨婧12吴凤瑶12刘青涛12刘宇卓12张小飞12李银12
1.江苏省农业科学院兽医研究所,江苏南京 210014; 2.兽用生物制品(泰州)国泰技术创新中心,江苏泰州 225300
Author(s):
Zhang Lijiaoet al
关键词:
坦布苏病毒复制子RNA转录蛋白表达转染
Keywords:
-
分类号:
S852.65+7
DOI:
-
文献标志码:
A
摘要:
黄病毒RNA复制子在病毒致病机制、新型疫苗和药物研发上应用广泛,而坦布苏病毒(Tembusu virus,TMUV)是我国新发现的以引起水禽产蛋量下降为主要特征的黄病毒属成员。为构建TMUV RNA复制子,本研究以TMUV JXSP株感染性克隆为基础,利用Overlap PCR分别对病毒基因组进行CPrME、CPrM、PrME和PrM等4种方式结构蛋白基因的缺失,并在缺失部位插入绿色荧光蛋白报告基因,报告基因下游连接口蹄疫病毒2A蛋白基因序列,获得的基因组全长PCR融合产物纯化后,体外转录成mRNA,并转染至BHK-21细胞,采用荧光显微镜观察不同时间点绿色荧光蛋白的表达;利用构建的TMUV RNA复制子,将绿色荧光蛋白基因替换为H9亚型禽流感病毒HA基因,mRNA转染细胞72 h后Western blotting检测蛋白表达。结果显示,4种TMUV RNA复制子转染细胞的胞浆和胞核内均能观察到明显的绿色荧光信号;Western blotting能检测到HA蛋白的表达。结果表明,本研究成功构建了ΔCPrME、ΔCPrM、ΔPrME和ΔPrM 等4种能有效表达外源基因的TMUV RNA复制子。
Abstract:
-

参考文献/References:

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相似文献/References:

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 Zhang Jingfeng,et al.Isolation,identification and partial biological characteristics of duck-derived Tembusu virus strain NJX-4[J].Jiangsu Agricultural Sciences,2013,41(19):228.
[2]韩凯凯,李银,黄欣梅,等.鹅新型坦布苏病毒囊膜蛋白的二级结构与B细胞表位预测[J].江苏农业科学,2014,42(06):166.
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备注/Memo

备注/Memo:
收稿日期:2023-04-07
基金项目:江苏省农业科技自主创新资金[编号:CX(21)3134];国家自然科学基金(编号:31802200)。
作者简介:章丽娇(1987—),女,浙江德清人,博士,副研究员,主要从事家禽病毒分子生物学研究。E-mail:zhang62810003@126.com。
更新日期/Last Update: 2023-10-05