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传统分发发酵红酸三种成分的质量特征和微生物群落
Na Liu1, Yue Hu1,2, Mingxia Wu1
1School of Liquor and Food Engineering Guizhou University Guiyang China.
Food science & nutrition
|October 31, 2024
概括
这项研究探讨了贵州特产红酸的发酵过程. 关键的发现揭示了发酵期间酸度,微生物群落和感官属性的变化,突出显示了Lactobacillus和Kazachstania作为重要的属性.
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
- 发酵科学 发酵科学
背景情况:
- 红酸是一种传统的贵州发酵调料.
- 它的生产涉及番茄和的自然发酵.
- 了解发酵动态对于质量控制至关重要.
研究的目的:
- 为了比较红酸成分的质量特征和微生物群落.
- 分析发酵中期和后期阶段的变化.
- 确定参与发酵过程的关键微生物属.
主要方法:
- 对可定位酸度和感官评分的分析.
- 微生物社区概况,包括乳酸细菌和酵母的细胞活力.
- 测量酸性,苦性和性物质的信号强度,以及自由氨基酸含量.
主要成果:
- 混合酸的可定位酸度在晚期发酵阶段显著增加.
- 乳酸细菌在整个发酵过程中显示出比酵母更高的活力.
- 感官分数和酸味增加,而苦味,味和自由氨基酸在晚期减少. 牛乳杆菌和卡扎克斯坦被确定为主导属.
结论:
- 发酵显著改变了红酸的化学成分和感觉特征.
- 微生物群落结构,由乳杆菌和Kazachstania主导,发挥着至关重要的作用.
- 这项研究提供了关于优化红酸发酵以提高质量的见解.
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