静电纺丝技术在保护活性成分及益生菌中应用的研究进展

随着近几十年来不同纳米技术的迅速发展，将生物活性成分捕获到高分子基质中进行控释已成为一个热门的研究领域。将生物活性成分加入到不同的封装基质中是一种独特的方法，它可以保护这些有价值的成分在不利的体外或体内环境中不致失活，最大限度的提高其稳定性和生物利用率。与传统封装技术相比，静电纺丝技术具有许多优势，如所产纤维的孔隙率高、表面体积比高、结构上与细胞外基质相似以及对生物活性化合物具有高包封率等，这些结构和功能上的优势使得静电纺丝技术在保护生物活性成分方面成为一种更好的选择。本文主要综述了静电纺丝的基本工作原理、纳米纤维聚合物的选择、影响纳米纤维特性的参数，分析了静电纺丝纳米纤维的优势，并探讨了静电纺丝技术在包封不同类型生物活性化合物中的应用，为该技术在食品加工中的深入研究及应用以及相关创新食品的开发提供了参考。

Research Progress in the Application of Electrospinning Technology in the Protection of Active Ingredients and Probiotics

With the rapid development of different nanotechnologies in recent decades,the capture of bioactive ingredients into polymeric matrices for controlled release has become a popular area of research.Incorporation of bioactive components into different encapsulated matrices is a unique approach to protect these valuable components from inactivation in unfavorable in vitro or in vivo environments,maximizing their stability and bioavailability.Compared with conventional encapsulation techniques,electrospinning technology has many advantages,such as high porosity,high surface volume ratio,structural similarity to the extracellular matrix,and high envelope rate for bioactive compounds,and these structural and functional advantages make electrospinning technology a better choice in protecting bioactive components.This paper reviews the basic working principles of electrostatic spinning,the selection of nanofiber polymers,and the parameters affecting the properties of nanofibers.The advantages of electrostatic spinning nanofibers are analyzed,and the application of electrostatic spinning technology in encapsulating different types of bioactive compounds is discussed,and this paper would provide a reference for the further research and application of this technology in food processing and the development of related innovative foods.