脂质体封装的麦卡达米亚的物理化学稳定性和生物功能 烯酸提取物
Md Faruk Ahmed1,2, Catherine P Whitby1, David G Popovich3
1School of Food Technology and Natural Science, Massey University, Palmerston North 4442, New Zealand.
Foods (Basel, Switzerland)
|March 14, 2026
概括
脂质体有效地稳定了麦卡达米亚树皮富含的提取物 (MHPE),增强了其稳定性,并使其可用于功能性食品和营养保健品的可控释放.
科学领域:
- 食品科学与技术 食品科学与技术
- 营养药物开发 营养药物开发
- 生物材料工程 生物材料工程
背景情况:
- 麦卡达米亚含有丰富的抗氧化剂,但在食品应用中不稳定.
- 不稳定性限制了在食品系统中使用富含的麦卡达米亚提取物 (MHPE).
- 开发生物活性化合物的稳定输送系统对于功能性食品至关重要.
研究的目的:
- 在脂质体中封装MHPE以提高稳定性和控制释放.
- 为了评估脂质体封装的MHPE的细胞毒性.
- 评估脂质体MHPE在功能性食品应用中的潜力.
主要方法:
- 在大豆莱西丁脂质体中封装的麦卡达米亚树皮富含的提取物 (MHPE) 通过高剪切混合和高压均质化.
- 特性包括粒子大小,PDI,z-潜力,封装效率和形态 (TEM).
- 使用Caco-2细胞评估细胞毒性;在模拟的胃肠道条件下评估基释放.
主要成果:
- 在储存过程中,脂质体表现出纳米大小的颗粒 (77-78 nm),低PDI (0.21) 和高负z电位 (-43.11至-47.01 mV).
- 保持了高封装效率 (起初为81.50%,28天后为73.60%).
- 脂质体MHPE无细胞毒性,并且与自由提取物相比,其基释放速度较慢.
结论:
- 脂质体封装显著提高了麦卡达米亚树皮的稳定性.
- 实现了MHPE的受控释放,提高了其适用于食品应用的适用性.
- 脂质体MHPE显示出作为食品和营养保健品中的功能成分的承诺.
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