通过乳杆菌发酵探索豆面粉的风味变化:从挥发性化合物和非向代谢学分析的见解
Yuqi Xue1, Jie Chen1,2, Lei Wang1
1College of Food Science and Engineering, Henan University of Technology, Zhengzhou, China.
Journal of the science of food and agriculture
|April 16, 2024
概括
乳酸细菌发酵显著改善了豆粉的味道,减少了豆香气味,增加了水果,花和奶味的音调. 植物性乳杆菌LP90显示了最大的影响,增强了整体的味道特征.
科学领域:
- 食品科学与技术 食品科学与技术
- 微生物学 微生物学
- 代谢学 代谢学 代谢学
背景情况:
- 豆具有很高的营养价值,但受到不良的豆类风味的限制.
- 乳酸细菌 (LAB) 发酵提供了一种方法来减轻豆类中的异味,并改善感官属性.
研究的目的:
- 研究乳酸菌发酵对豆面粉 (MBF) 的风味特征的影响.
- 分析挥发性化合物和非向代谢物质的变化,以了解风味增强.
主要方法:
- 使用特定的乳杆菌菌株 (L. plantarum LP90,L. casei LC89,L. acidophilus LA85) 来发酵MBF.
- 挥发性化合物的分析,包括气味活性值 (ROAV).
- 非向的代谢学,以识别差异性代谢物和代谢途径.
主要成果:
- 通过LP90 (61.37%),LC89 (48.29%) 和LA85 (43.73%) 显著减少了豆味化物.
- 增加水果味 (如乙酸乙烯) 和乳味 (如2,3-butanedione) 芳香化合物的水平.
- 增高的氨基酸有助于甜味,并确定影响味道的关键代谢途径 (酸循环,氨基酸代谢).
结论:
- 乳酸菌发酵有效地增强了MBF的味道,其中L. plantarum LP90显示出最显著的改善.
- 这项研究为描述发酵豆面粉 (FMBF) 的风味提供了基础.
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