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转水稻几丁质酶基因烟草植株及其对烟草赤星病(Alternaria alternata)的抗性

DOI: 10.7685/j.issn.1000-2030.2000.01.002, PP. 5-9

Keywords: 几丁质酶,转基因烟草,根癌农杆菌,烟草赤星病

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Abstract:

通过根癌农杆菌(Agrobacteriumtumefaciens)介导,将水稻几丁质酶基因导入烟草(Nicotianatabacum)栽培品种中,并得到转基因植株。导入的3个基因即nptⅡ、bar和几丁质酶基因在子一代以近3∶1的比例分离。表达水稻几丁质酶的子一代转基因烟草表现出对烟草赤星病病原真菌(A.alternata)的抗性。

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