通过通过蛋白酶增强的Streptomyces sp.的固态发酵来提高大豆粉的营养价值. 这就是SCUT-3
De-Lin Lu1, Ming-Shu Zhang1, Fu-Bao Wang2
1School of Biology and Biological Engineering, South China University of Technology, Guangzhou Higher Education Mega Center, Panyu District, Guangzhou 510006, China.
International journal of biological macromolecules
|January 19, 2025
概括
这项研究使用增强蛋白酶的Streptomyces发酵大豆粉 (SBM),改善蛋白质的恢复和消化能力. 发酵SBM (FSBM) 增强了鱼类的生长,提供了可持续的蛋白质解决方案.
科学领域:
- 微生物学 微生物学
- 生物技术是生物技术.
- 动物营养动物营养
背景情况:
- 全球人口增长需要提高蛋白质利用效率.
- 大豆粉 (SBM) 是一种具有反营养因素的蛋白质来源.
- 微生物发酵可以提高SBM的营养价值.
研究的目的:
- 为了研究蛋白酶增强的Streptomyces sp. SCUT-3-3940用于使用固态发酵 (SSF) 的SBM降解.
- 优化发酵条件,以改善蛋白质回收和减少反营养因素.
- 评估发酵SBM (FSBM) 的营养益处和动物表现.
主要方法:
- 使用蛋白酶增强的Streptomyces sp.进行SBM的固态发酵 (SSF). 这是SCUT-3-3940.
- 优化发酵参数的优化.
- 对可溶性蛋白质,生物活性寡和自由氨基酸的分析.
- 在60天的试验中,将FSBM纳入大鱼料中.
主要成果:
- 优化的SSF消除了反营养因素,并实现了41.1g/100g的可溶性蛋白质回收.
- 恢复的生物活性寡 (17.3g/100g) 显示出抗高血压和抗氧化特性.
- FSBM 显示出优异的消化能力,增加了自由必需氨基酸,并改善了大鱼的料摄入量和体重增加.
结论:
- 用蛋白酶增强的SBM发酵是一种提高蛋白质质量和消化能力的有效方法.
- FSBM 作为一种有价值的,营养增强的动物料蛋白质来源.
- 这种环保和具有成本效益的方法解决了全球蛋白质需求,并增强了水产养殖.
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