百合球菌 pentosaceus 的益生菌特性 JBCC 106 和它的乳酸发酵在西兰花汁上的乳酸发酵
Sang-Kyu Park1, Hao Jin1, Nho-Eul Song1
1Department of Food Science and Human Nutrition, Jeonbuk National University, Jeonju 54896, Republic of Korea.
Microorganisms
|August 26, 2023
概括
这项研究强调了来自Jangajji的Pediococcus pentosaceus益生菌,显示出出色的酸/胆稳定性,肠粘附性,病原体抑制和胆固醇降低. 这些益生菌还可以增强免疫系统,并增强西兰花发酵以增加硫.
科学领域:
- 微生物学 微生物学
- 食品科学 食品科学 食品科学
- 益生菌 益生菌 益生菌
背景情况:
- 从传统的韩国发酵食品 (Jangajji) 中分离出来的Pediococcus pentosaceus菌株被研究了益生菌的潜力.
- 选择是基于高胺乙酶 (CE) 和抗氧化活性.
研究的目的:
- 评估Pediococcus pentosaceus作为益生菌的生物学作用和功能性质.
- 评估其稳定性,粘附性,抗微生物,降胆固醇和免疫调节作用.
主要方法:
- 评估了酸和胆汁耐受性,肠道细胞粘附 (Caco-2),以及对人类病原体的对抗活性.
- 测量胆固醇同化,氧化 (NO) 生产和免疫细胞因子 (TNF-α,IL-6) 诱导.
- 使用西兰花矩阵评估发酵能力,并测量硫福拉水平.
主要成果:
- 对酸性和胆汁性条件有明显的耐药性,对Caco-2细胞有显著的粘附性 (8%).
- 通过诱导TNF-α和IL-6实现了51%的胆固醇降低,并表现出免疫调节作用.
- 显示了对病原体的微静态影响,增加了NO的产生,并增强了布洛科利发酵,具有更高的硫福拉水平.
结论:
- 佩迪奥科克斯 (Pediococcus pentosaceus) 菌株具有重要的益生菌特性,包括稳定性,粘附性,降胆固醇和免疫调节功能.
- 这些菌株增强了肠道健康和发酵过程,表明功能性食品的潜力.
- 建议进一步确认在基于西兰花矩阵的发酵食品中的适用性.
相关概念视频
Microbial Fermentation
72
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...
72
Microorganisms in Agriculture and Food industry
85
Microorganisms play a crucial role in agriculture and the food industry, contributing to soil fertility, crop protection, and food production. Their functions range from nitrogen fixation and biopesticide production to fermentation and food preservation, making them indispensable to sustainable farming and food safety.Role in AgricultureNitrogen-fixing bacteria, such as Rhizobium (symbiotic) and Azotobacter (free-living), convert atmospheric nitrogen into ammonia through biological nitrogen...
85
Bacterial Phylum Actinobacteria
36
Coryneform bacteria are gram-positive, aerobic, nonmotile rods that exhibit irregular, club-shaped, or V-shaped arrangements. Their V-shape results from snapping division, where the inner cell wall layer forms the cross-wall, while the outer layer remains intact until it ruptures on one side, causing the daughter cells to bend away.The primary genera are Corynebacterium and Arthrobacter. Corynebacterium includes diverse species, ranging from saprophytes to pathogens like Corynebacterium...
36
Bacterial Flora of the Large Intestine
512
The gut microbiome is formed by a vast and diverse community of bacteria that colonizes our large intestine. These bacteria start residing in the gut from birth and continue diversifying throughout life, influenced by factors such as diet, lifestyle, and stress. The gut bacterial community also includes bacteria from food and those that enter the colon through the anus.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
The normal gut flora of the colon plays a critical role in generating essential vitamins such as vitamins K, B5, and B7.
512
Microbial Growth Media
41
Microbial growth media are essential tools in microbiology, providing the nutrients and conditions necessary to cultivate and study microorganisms. These media are categorized by their composition, consistency, and functional roles, enabling researchers to investigate microbial physiology, behavior, and interactions.Types and Consistencies of Growth MediaGrowth media can be solid, liquid, or semisolid. Solid media, often agar-based, allow visible colony growth for isolation and enumeration.
41


