双价反义载体构建及对大白菜的遗传转化

Journal of Jilin Agricultural University(2020)

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Abstract
为获得抗芜菁花叶病毒病、耐抽薹的大白菜植株,进行了双价反义植物表达载体的构建和遗传转化研究.在利用TuMV-Nib、LFY基因,构建成反义双价植物表达载体,转化农杆菌LBA4404,获得工程菌株的基础上,采用农杆菌介导的真空渗入法转化大白菜4个高代自交系材料,获得了经PCR检测和TuMV感染鉴定的16株转基因植株.经田间鉴定有7株表现为抗病毒和耐抽薹.该结果可为抗病毒病、耐抽薹的转基因大白菜提供种质材料.
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