乳酸细菌发酵改善了李肉的物理化学性质,生物活性和代谢特征
Yajie Ruan1,2, Yaru Chen1,2, Jing Wang1,2
1State Key Laboratory of Food Science and Resources, No.235 Nanjing East Road, Nanchang, Jiangxi 330047, PR China.
乳植物菌植物园NCU0011259发酵增强了李子果肉的作用
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
- 生物化学 生物化学
背景情况:
- 柳肉是一种丰富的营养来源,但可能容易腐烂.
- 发酵是一种有前途的方法,可以改善水果产品的风味,生物活性和保质期.
- 乳植物菌 (Lactiplantibacillus plantarum) 是一种众所周知的益生菌,具有多样化的代谢能力.
研究的目的:
- 为了研究Lactiplantibacillus plantarumNCU0011259发酵对果肉的风味特征和生物活性的影响.
- 确定负责风味和生物活性变化的关键化合物.
- 探索发酵的李子果肉作为功能性食品原料的潜力.
主要方法:
- 使用Lactiplantibacillus plantarum发酵李子果粉的发酵NCU0011259.9.
- 对有机酸,糖,氨基酸,醇和甲基的变化进行分析.
- 在体外评估抗氧化能力和抑制胰腺脂酶,α-葡萄糖酶和α-氨基酶的抑制作用.
- 总和自由多醇的量化.
- 聚含量与生物活性之间的相关性分析.
主要成果:
- 发酵通过增加有机酸和有利的酒精/乙醇而显著改变了风味特征,同时减少了糖,苦氨基酸和非风味的化物.
- 发酵的李奇肉在体外表现出增强的抗氧化能力和对消化酶的抑制作用.
- 总多含量翻了一番,自由多如 (-) - 甲基的含量显著增加,并重组结合的多分数.
- 关键的多,包括m-coumaric酸,ferulic酸和tiliroside,被确定为增强生物活性的关键贡献者.
结论:
- 乳植物菌植物 NCU0011259有效地发酵了李子果肉,优化了它的风味和香味.
- 发酵显著增强了李子肉的功能性质,特别是其抗氧化和消化酶抑制活性.
- 这项研究为开发使用L. plantarumNCU0011259.9.使用高质量的发酵李奇功能食品提供了科学基础.
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