黄酮类活性物质参与制备银纳米粒子的研究进展

Research progress in preparation of silver nanoparticles with the participation of flavones

近年来,开发高效的绿色化学方法合成金属纳米颗粒已成为研究热点。在众多金属纳米颗粒中,银纳米颗粒(silver nanoparticles,AgNPs)在生物医学、生物传感器、催化、制药、纳米科学和纳米技术等领域发挥着关键作用。传统的AgNPs合成方法成本高、有毒且不环保,因此利用绿色化合物制备AgNPs是考虑最多的方法之一。在这些绿色化合物中,植物黄酮类化合物具有众多优势。黄酮类化合物已被证明具有多种有价值的生物学功能,如:抗氧化、抗菌、抗肿瘤、保肝和酶抑制性能。除此之外,黄酮类化合物可以有效地与银结合,在制备纳米银的过程中起还原剂和封端剂的作用。该文介绍了植物黄酮类化合物绿色合成AgNPs的制备工艺、表征方法、合成机制以及应用。这将为后续关于黄酮类化合物生物合成金属纳米粒子的研究提供参考。

In recent years,the development of efficient green chemical methods to synthesize metal nanoparticles has become a major focus for researchers.Importantly,in metal nanoparticles,silver nanoparticles(AgNPs)play a key role in fields such as biomedical,bio-sensor,catalysis,pharmaceutical,nanoscience and nanotechnology.Traditional silver nanoparticles synthesis methods are costly,toxic,and not environmentally friendly.The preparation of AgNPs using green compounds is one of the most considered methods.Among these green compounds,phytoflavonoids have numerous advantages.Flavones have been shown to have a variety of valuable biological functions such as antioxidant,antibacterial,anti-antitumor,liver preservation and enzymatic inhibition properties.In addition,flavones can effec-tively bind to silver and act as a reductive and end sealant in the preparation of nanosilver.This article introduced the green synthesis Ag-NPs,focusing on the preparation process,characterization method,synthesis mechanism and application of AgNPs.This will serve as a guide for subsequent studies on the biosynthesis of silver nanoparticles in flavones.