Design, synthesis, antiviral and fungicidal activities of novel polycarpine simplified analogues
作者:Lili Yan、Yongyue Gao、Taiqing Li、Xiangyu Wang、Rong Xie、Yaxi Liu、Yuxuan Xie、Ziwen Wang、Aidang Lu、Qingmin Wang
DOI:10.1016/j.bioorg.2023.106508
日期:2023.6
and antiviral agents have been used to treat plant diseases caused by plant pathogenic fungi and viruses, but their use has been criticized due to their adverse side effects. As alternative strategies, natural fungicides and antiviral agents have attracted many researchers’ interest in recent years. Herein, we designed and synthesized a series of novel polycarpine simplified analogues. Antiviral activity
真菌和病毒性疾病占微生物病害造成的农业生产损失的 70-80%。合成杀菌剂和抗病毒剂已被用于治疗由植物病原真菌和病毒引起的植物病害,但由于其不良副作用,它们的使用一直受到批评。作为替代策略,天然杀菌剂和抗病毒剂近年来引起了许多研究人员的兴趣。在此,我们设计并合成了一系列新颖的聚芸香碱简化类似物。针对烟草花叶病毒(TMV)的抗病毒活性研究表明,大多数设计的化合物都具有良好的抗病毒活性。4 , 6d , 6f , 6h , 和8c的杀病毒活性高于聚芸香碱,与宁南霉素相似。选择结构简化的化合物8c进行进一步的抗病毒机制研究,结果表明化合物8c可通过作用于TMV外壳蛋白抑制20S蛋白圆盘的形成。这些化合物还对 7 种植物真菌表现出广谱杀菌活性。该工作为聚芸香碱简化类似物在作物保护中的应用奠定了基础。