VvWRKY5通过促进斯酸通路来增强葡萄中白色腐烂的抵抗力
Zhen Zhang1, Changyue Jiang1, Cui Chen1
1College of Horticulture, Shenyang Agricultural University, 120 Dongling Road, Shenyang, Liaoning 110866, China.
葡萄白色腐烂的抵抗力是由VvWRKY5增强的,这是一个调节素酸 (JA) 信号的转录因子. 这一发现为开发抗病葡萄品种提供了洞察力.
科学领域:
- 植物病理学 植物病理学
- 分子生物学分子生物学
- 植物生物技术 植物生物技术
背景情况:
- 葡萄白色腐烂是由*Coniella diplodiella*引起的,对葡萄的产量和质量产生重大影响.
- WRKY转录因子对植物防御至关重要,但它们在葡萄白色腐烂中的作用尚不清楚.
研究的目的:
- 调查 WRKY IIe 子家族成员 VvWRKY5 在葡萄对白色腐烂的抵抗作用.
- 阐明VvWRKY5介导的抗病性背后的分子机制.
主要方法:
- 在感染*Coniella diplodiella*和接受莉酸 (JA) 治疗后进行基因表达分析.
- 在葡萄和Arabidopsis中, *VvWRKY5* 的过渡表达和稳定的过度表达.
- 促进体结合测定和JA信号组件 (*VvJAZ2*, *VvMYC2*) 的分析.
主要成果:
- *VvWRKY5*表达强烈受到*Cd*感染和JA治疗的诱导.
- 过度表达 *VvWRKY5* 增强了葡萄对白色腐烂的抵抗力.
- VvWRKY5通过与*VvJAZ2*和*VvMYC2*促进器相互作用,直接调节JA信号,增加JA内容.
结论:
- VvWRKY5 是葡萄白色腐烂阻力的积极调节者.
- VvWRKY5通过调节JA生物合成和信号转导通路来增强耐药性.
- 这项研究为培育具有较强抗病原体的葡萄品种提供了基础.
更多相关视频
10:40Comprehensive Workflow for the Genome-wide Identification and Expression Meta-analysis of the ATL E3 Ubiquitin Ligase Gene Family in Grapevine
Published on: December 22, 2017
09:05Tomato Root Transformation Followed by Inoculation with Ralstonia Solanacearum for Straightforward Genetic Analysis of Bacterial Wilt Disease
Published on: March 11, 2020
相关概念视频
Gene Regulation During Sporulation
Transgenic Plants
The first-ever transgenic plant was a tobacco plant developed in 1983 that showed resistance against the tobacco mosaic virus. Since then, many transgenic plants have been developed and commercialized for improving the agricultural, ornamental, and horticultural value of a crop plant. Transgenic...
Yeast Signaling
Fruit Development, Structure, and Function
Amino Acid Biosynthetic Pathways
Cell Signaling in Plants
