在传统豆糊的成熟后发酵过程中,微生物群落和风味化合物之间的相关性分析
Quanye Wu1, Zhaona Xu1,2, Shirong Feng3
1School of Liquor and Food Engineering, Guizhou University, Guiyang 550025, China.
Foods (Basel, Switzerland)
|April 27, 2024
概括
成熟后的发酵通过增加有机酸和自由氨基酸,显著增强了豆的味道. 微生物群落,包括特定的细菌和真菌,是改善味道和气味的关键驱动因素.
科学领域:
- 食品科学 食品科学 食品科学
- 微生物学 微生物学
- 发酵技术的发酵技术
背景情况:
- 豆的味道与其微生物群和发酵过程密切相关.
- 了解微生物群落和风味化合物开发之间的相互作用对于质量改进至关重要.
研究的目的:
- 在豆糊的成熟后发酵过程中研究生物活性化合物,风味化合物和微生物群体.
- 为潜在的质量提升策略确定影响风味特征的关键微生物.
主要方法:
- 对有机酸,自由氨基酸和挥发性化合物的分析.
- 使用16S rRNA和ITS测序进行微生物社区分析.
- 微生物属和风味化合物之间的相关性分析.
主要成果:
- 成熟后发酵增加了有机酸 (特别是酸) 和自由氨基酸 (谷氨酸).
- 十五种挥发性化合物,包括甲基酸盐和甲基酸盐,显著影响了芳香特征.
- 占主导地位的属包括*Latilactobacillus*, *Pseudomonas*, *Starmerella* 和 *Pichia*; *Weissella*, *Lacticaseibacillus*, *Pichia* 和 *Kazachstania* 与风味化合物正相关.
结论:
- 在成熟后发酵期间,微生物社区的活动对于增强豆的味道至关重要.
- 像*Weissella*和*Pichia*这样的特定品种对理想的风味和质地配置有积极的贡献.
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