红酵母大米驱动的Kombucha发酵:开发具有增强低血糖和低脂特性的功能性饮料的新策略
Kai Tong1,2, Yuxue Liao1, Yongqing Tang2
1School of Food and Liquor Engineering, Sichuan University of Science and Engineering, Yibin 644000, China.
Foods (Basel, Switzerland)
|February 27, 2026
概括
红酵母大米kombucha (KRY) 提供了增强的功能多样性,显示出显著的潜在的低血糖和低脂活动. 这种新的kombucha茶还与传统的黑茶kombucha茶相比,拥有更好的风味特征和微生物生长.
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
- 营养科学 营养科学
背景情况:
- 传统的kombucha具有有限的功能多样性.
- 红酵母大米 (RYR) 被探索为一种替代基质,以增强kombucha的特性.
研究的目的:
- 为了研究以红酵母大米 (RYR) 作为基质发酵的康布查的功能多样性.
- 为了比较基于RYR的kombucha与传统的黑茶kombucha (KBT).
主要方法:
- 黑茶康布查 (KBT),混合康布查 (KBL) 和红酵母大米康布查 (KRY) 发酵9天.
- 对物理化学性质 (pH,酸度),酶抑制 (胆固醇化酶,胰腺脂酶,α-葡萄糖酶,α-胺酶),抗氧化能力 (DPPH,ABTS),挥发性风味化合物 (VFC) 和微生物群落的分析.
主要成果:
- KRY显示pH值较低,酸度较高,糖代谢活性显著.
- KRY在体外显示出低血糖和低脂的潜力,具有高的酶抑制率.
- KBT表现出强大的抗氧化能力 (>90%的清理能力).
- KRY丰富了VFC,导致了更好的感官接受 (颜色,清晰度,气味).
- 微生物分析显示,KRY地区的Komagataeibacter,Acetobacter和Saccharomyces占主导地位,与VFCs相关.
结论:
- 作为基质的RYR增强了康布查的功能微生物生长,糖代谢和有机酸生产.
- 基于RYR的kombucha在体外表现出有希望的低血糖和低脂效应.
- RYR发酵丰富了风味化合物,改善了感官属性和功能性质.
相关概念视频
01:23Microbial Fermentation
1.7K
Fermentation is a crucial anaerobic metabolic process that enables microbes to derive energy from sugar without relying on oxygen or an electron transport chain. This process is fundamental to various biological and industrial applications and is classified based on the metabolic products generated.Role of Pyruvate in FermentationPyruvate and its derivatives serve as key electron acceptors in fermentative pathways. The oxidation of NADH to regenerate NAD+ is essential for the continuation of...
1.7K
01:20Fates of Pyruvate
11.5K
Pyruvate is the end product of glycolysis, where glucose is oxidized to pyruvate, simultaneously reducing NAD+ to NADH. Two molecules of ATP are also produced by substrate-level phosphorylation.
In aerobic organisms, pyruvate is metabolized via the citric acid cycle to produce reduced coenzymes NADH and FADH2. These coenzymes are then oxidized in the electron transport chain to produce ATP and, in the process, regenerate the NAD+ and FAD. As seen in some cell types and organisms, fermentation...
In aerobic organisms, pyruvate is metabolized via the citric acid cycle to produce reduced coenzymes NADH and FADH2. These coenzymes are then oxidized in the electron transport chain to produce ATP and, in the process, regenerate the NAD+ and FAD. As seen in some cell types and organisms, fermentation...
11.5K
01:29Fermentation
131.0K
Most eukaryotic organisms require oxygen to survive and function adequately. Such organisms produce large amounts of energy during aerobic respiration by metabolizing glucose and oxygen into carbon dioxide and water. However, most eukaryotes can generate some energy in the absence of oxygen by anaerobic metabolism.
Fermentation is a type of metabolic process that occurs in the absence of oxygen, where organic molecules such as glucose are broken down to produce energy. During this process, the...
Fermentation is a type of metabolic process that occurs in the absence of oxygen, where organic molecules such as glucose are broken down to produce energy. During this process, the...
131.0K
01:19Oral Hypoglycemic Agents: α-Glucosidase Inhibitors
672
α-glucosidase inhibitors, including acarbose (Precose), miglitol (Glyset), and voglibose (Voglib) (primarily available in Asia), are drugs that control blood sugar levels by delaying the digestion of starch and disaccharides. They achieve this by inhibiting α-glucosidase enzymes in the intestine, which slow the absorption of carbohydrates in the intestine, which in turn leads to a prolonged release of the glucoregulatory hormone GLP-1 from intestinal L-cells.
Acarbose and miglitol are...
Acarbose and miglitol are...
672