通过酸性预处理和用Aspergillus nigerger进行固态发酵来增强麦中的和脂化合物生产
Silvia Amalia Nemes1, Anca Corina Fărcas1, Floricuta Ranga1
1Faculty of Food Science and Technology, University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Manastur 3-5, Cluj-Napoca 400372, Romania; Faculty of Agriculture, University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca, Manastur 3-5, Cluj-Napoca 400372, Romania.
New biotechnology
|July 25, 2024
概括
酸性预处理在发酵过程中增加了麦中的生物活性化合物. 这一过程增强了酸和脂质,提高了它们对功能性食品的可用性.
科学领域:
- 农业科学 农业科学
- 食品科学 食品科学 食品科学
- 生物技术是生物技术.
背景情况:
- 麦加工产生的副产品富含生物活性化合物,如多和必需脂肪酸.
- 提高这些化合物的提取和饮食纳入对于人类健康至关重要.
- 麦是这些有益物质的宝贵来源.
研究的目的:
- 为了研究酸性预处理对麦固体发酵 (SSF) 的影响,使用Aspergillus niger.
- 评估酸的生物可访问性和预处理和发酵后的脂质概况.
- 为了评估发酵麦的抗氧化活性.
主要方法:
- 麦的酸性预处理.
- 麦的固体发酵 (SSF) 用黑色阿斯伯吉路斯.
- 对降解糖,总含量,特定酸 (香草酸),脂质概况和抗氧化活性 (DPPH测定) 的分析.
主要成果:
- 酸性预处理显著增加了降解糖.
- 总含量达到58.114毫克GAE/g DW,香草酸在第6天增加到77.419μg/g DW.
- 脂质含量在第6天从4.66%变为7.33%,在第4天观察到最大的抗氧化活性 (83.33%).
结论:
- 酸性预处理增强了酸的生物可访问性,并改善了麦的Aspergillus nigerSSF期间的脂质概况.
- 这些发现支持在SSF中使用酸预处理来从麦中开发功能性食品.
- 这种方法最大限度地提取有价值的生物活性化合物,以改善人类营养.
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