首页|Molecular identification and efficacy assessment of a glufosinate-tolerant and brown planthopper-resistant transgenic rice line

Molecular identification and efficacy assessment of a glufosinate-tolerant and brown planthopper-resistant transgenic rice line

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Insect pests and weeds are the two major biotic factors affecting crop yield in the modern agricultural system. In this study, a brown planthopper (BPH) resistance gene (BPH9) and glufosinate tolerance gene (bar) were stacked into a single T-DNA cassette and transformed into an indica rice (Oryza sativa L.) line Guangzhan 63-4S. A stable transgenic line H23 with a single T-DNA insert was generated, with the T-DNA cassette located on chromosome 3. Field resistance trial using H23 revealed high tolerance to glufosinate and excellent resistance to BPH. These results propose H23 as valuable germplasm for BPH-resistance and glufosinate-tolerance breeding in rice.

Brown planthopperGlufosinateH23Field trialTransgenic riceINSECT-RESISTANTT-DNAGENES

He, Guangcun、Xu, Huashan、Li, Peide、Chen, Junxiao、Chen, Zhijun、You, Aiqing、Li, Sanhe、Zha, Wenjun、Liu, Kai、Li, Chen、Zhou, Lei

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Wuhan Univ

Hubei Acad Agr Sci

Wuhan Lichen Biotechnol Co Ltd

2022

Journal of Plant Physiology

Journal of Plant Physiology

SCI
ISSN:0176-1617
年,卷(期):2022.273
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