在益生菌发酵的红肉皮塔中进行热驱动的基重塑:通过非向的UPLC-ESI-QTOF-MS/MS分析进行双菌株比较研究
Jiahao Chen1, Mengxi Wan1, Jiani Pan1
1School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, China.
Food research international (Ottawa, Ont.)
|January 29, 2026
概括
用Bifidobacterium breve或Lactobacillus casei对发酵的皮塔亚进行热处理,会改变其化合物和香味特征. 在121°C的Lactobacillus casei产生了最多样化的,提高了产品质量.
科学领域:
- 食品科学 食品科学 食品科学
- 微生物学 微生物学
- 分析化学 分析化学
背景情况:
- 红肉皮塔亚丰富的健康有益的.
- 乳酸细菌发酵增强了皮塔亚的生物活性.
- 热处理显著改变了发酵皮塔亚的成分.
研究的目的:
- 研究热处理温度 (85°C和121°C) 对由Bifidobacterium breve或Lactobacillus casei发酵的皮塔亚的成分的影响.
- 分析这些处理对发酵皮塔亚的香味概况的影响.
主要方法:
- 使用Bifidobacterium breve或Lactobacillus casei发酵的红肉皮塔亚.
- 在85°C和121°C的发酵皮塔亚的热处理.
- 使用UPLC-ESI-QTOF-MS/MS.进行化合物的分析.
- 使用GC-MS.分析芳香化合物.
主要成果:
- 在85°C的温度下处理将基转化为低分子量衍生物 (例如咖啡酸,化).
- 在121°C的温度下处理会产生更复杂的和黄化合物 (例如,伊索拉姆尼丁-3-O-neohespeidoside,酸).
- 在121°C的Lactobacillus casei产生了最多样化的化合物和特定的芳香音符 ().
- 在85°C的温度下,Bifidobacterium breve增加了含量,导致了类似白兰地的香味.
结论:
- 热处理温度和细菌菌株显著影响发酵皮塔亚的和芳香特征.
- 乳杆菌casei发酵和121°C热处理的皮塔亚表现出最高的的多样性.
- 这些发现为优化发酵皮塔亚产品质量和感官特征提供了洞察力.
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