封装核心-外结构的优化,以保存大豆蛋白-多糖合干复合体中的多
Xinyue Zheng1, Xiaofang Chu2, Hongyang Pan3,4
1Engineer Faculty, The University of Sydney, Sydney 2008, Australia.
Molecules (Basel, Switzerland)
|March 13, 2025
概括
在用大豆蛋白分离物,马尔托德克斯和基酸盐在水中的油中的水 (W1/O/W2) 乳液中封装特级初橄油 (EVOO) 聚醇,提高了稳定性和受控释放.
科学领域:
- 食品科学与技术 食品科学与技术
- 材料科学 材料科学 材料科学
- 生物化学 生化学
背景情况:
- 额外处女橄油 (EVOO) 聚具有强大的抗氧化特性,但容易降解.
- EVOO多的不稳定性限制了它们在功能性食品和营养保健品中的应用.
- 有效的封装策略对于保持生物活性和实现受控释放至关重要.
研究的目的:
- 开发和优化一种水中的油中的水 (W1/O/W2) 乳液系统,用于封装EVOO多.
- 为了研究大豆蛋白分离物 (SPI),马尔托德克斯 (MD) 和基醇酸盐 (PGA) 度对乳液特性的影响.
- 在不同的pH条件下评估W1/O/W2乳液的稳定性.
主要方法:
- 使用两步乳化技术制备W1/O/W2乳液.
- 使用响应表面方法 (RSM) 的中央复合设计 (CCD) 来优化配方参数 (SPI,MD,PGA).
- 分析了乳液特性,包括颗粒大小,稳定性,封装效率和粘度. 使用了冷传输电子显微镜 (Cryo-TEM) 和泽塔电位测量.
主要成果:
- 配方参数 (SPI,MD,PGA) 显著影响了颗粒大小,稳定性和封装效率.
- 烯基醇酸盐 (PGA) 增强了界面膜刚性,促进了稳定的核心外结构,并减少了EVOO的释放.
- 最佳配方 (SPI 7.887%,MD 15.774%,PGA 0.395%) 产生了高封装效率 (97.66%),优异的稳定性和低粘度.
- 化TEM证实了核心外结构;Zeta潜力表明在pH11下增强稳定性.
结论:
- 开发的W1/O/W2乳液系统有效地封装了EVOO多,提高了它们的稳定性,并允许控制释放.
- 优化的配方为疏水生物活性化合物提供了一个强大的,食品级的输送平台.
- 这项技术有望用于功能性食品,营养药品和其他需要稳定生物活性成分的行业.
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