揭示了阿拉托斯塔丁A型受体作为发现仿真体A15作为具有更广泛杀虫谱的IGR候选人的有希望的目标
Yimeng Zhang1, Yan Liu1, Chen Chen1
1Innovation Center of Pesticide Research, Department of Applied Chemistry, College of Science, China Agricultural University, Beijing 100193, China.
阿拉托斯塔丁A型受体 (AstR-A) 显示出作为广泛的昆虫生长调节器点的潜力. 一种新的仿真体,A15,通过破坏昆虫发育,有效控制多种害虫物种.
科学领域:
- 昆虫生理学和生物化学
- 分子昆虫学分子昆虫学
- 杀虫剂的开发开发 农药的开发
背景情况:
- 阿拉托斯塔丁A型受体 (AstR-A) 对昆虫生理学至关重要,与脊椎动物不同.
- 之前的阿拉托斯塔丁 (AST) 类似物显示出杀虫活性,这表明了更广泛的潜力.
- 在广泛的昆虫生长调节剂 (IGRs) 中AstR-A的作用仍然未被探索.
研究的目的:
- 调查AstR-A作为广谱IGR的目标.
- 评估一种新型仿真体A15对关键昆虫害虫的疗效.
- 阐明A15.15的作用机制.
主要方法:
- 对AstR-A.的遗传学分析.
- 在四种昆虫物种的AstR-A联结口袋的三维建模.
- 对A15仿真的有效性测试针对Ostrinia furnacalis,Plutella xylostella,Myzus persicae和Acyrthosiphon pisum. 这种的有效性测试.
- 生物化学测试以确定作用机制.
主要成果:
- 遗传学分析支持AstR-A的广泛杀虫潜力.
- 与现有的农药相比,A15对O.furnacalis和A.pisum的疗效更高.
- A15 保持了对P. xylostella和M. persicae的活性.
- A15 干扰青春激素/20-基乙松的生物合成和皮层的形成.
结论:
- AstR-A是开发新型广谱IGR的可行目标.
- 模仿A15代表了一个有希望的环保候选人,用于广泛的害虫控制.
- 这些发现为新的害虫防治策略铺平了道路,这些策略针对的是昆虫的特定途径.
更多相关视频
10:46A Calcium Bioluminescence Assay for Functional Analysis of Mosquito Aedes aegypti and Tick Rhipicephalus microplus G Protein-coupled Receptors
Published on: April 20, 2011
10:14Double-stranded RNA Oral Delivery Methods to Induce RNA Interference in Phloem and Plant-sap-feeding Hemipteran Insects
Published on: May 4, 2018
相关概念视频
Transducer Mechanism: Enzyme-Linked Receptors
Major types that are helpful drug targets include:
Allosteric Proteins-ATCase
Aspartate transcarbamoylase (ATCase) is a cytosolic enzyme that catalyzes the condensation of L-aspartate and carbamoyl phosphate to N-carbamoyl-L-aspartate. This reaction is the first step in pyrimidine biosynthesis. UTP and CTP, the end products of the pyrimidine synthesis...
Glucagon-like Receptor Agonists
GLP-1, when administered in high doses intravenously, triggers insulin secretion, inhibits glucagon release, slows gastric emptying, reduces food intake, and restores normal insulin secretion. However, its rapid inactivation by...
Allosteric Regulation
GPCRs Regulate Adenylyl Cylase Activity
