消耗的酒厂谷物的益生菌潜力 - 实验室内研究
Marcin Kruk1, Piotr Lalowski2, Magdalena Płecha3
1Institute of Human Nutrition Sciences, Warsaw University of Life Sciences (WULS), Nowoursynowska St. 159c, 02-776 Warsaw, Poland.
Food chemistry
|September 19, 2024
概括
消耗的酒厂谷物显示了益生菌的潜力,促进有益的肠道细菌的生长,并产生短链脂肪酸 (SCFA). 它的效果因发酵模式而异,表明它具有适度的益生菌特性.
科学领域:
- 食品科学 食品科学 食品科学
- 微生物学 微生物学
- 营养科学 营养科学
背景情况:
- 使用的酒厂谷物 (SBG) 是一个丰富的工业副产品.
- 调查SBG作为功能性食品成分的潜力对于价值化至关重要.
研究的目的:
- 为了评估使用过的酒厂谷物的益生菌潜力.
- 分析其化学成分和发酵能力.
- 在体外评估其对肠道微生物群的影响.
主要方法:
- 对SBG进行化学分析,以寻找诸如阿拉伯诺基兰和多类的益生菌化合物.
- 使用了体外批发发酵和动态肠道模型系统.
- 监测了肠道微生物群的反应,包括细菌生长和短链脂肪酸 (SCFA) 生产.
主要成果:
- SBG 含有阿拉比诺基兰 (16.7 g/100 g) 和多 (49.1 mg/100 g).
- 在批发发酵中,SBG增加了SCFA和分支链脂肪酸 (BCFA) 合成,而没有刺激Bifidobacterium或乳酸细菌 (LAB).
- 在动态模型中,SBG显示出适度的双生菌效应,促进了阿克尔曼西亚和LAB,同时减少了Bacteroides和Escherichia-Shigella,SCFA稳定和减少了BCFA.
结论:
- 使用的酒厂谷物具有适度的益生菌性质.
- 肠道微生物群对SBG的反应是系统依赖的.
- SBG可以成为功能性食品开发的宝贵来源.
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