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Preparation of High-Quality Fermented Fish Product
Published on: August 23, 2019
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乳糖菌 乳糖菌 乳糖菌 乳糖菌 乳糖菌 乳糖菌 乳糖菌 乳糖菌 乳糖菌 乳糖菌 乳糖菌 乳糖菌 乳糖菌 nov. 从传统的中国 Pickle 中分离出来
Xin-Yu Zhu1, Chun Yan Li2, Hao Wang1
1College of Life Sciences, Northeast Agricultural University, Harbin, 150030, People's Republic of China.
Current microbiology
|July 11, 2025
概括
一种新的细菌,Lacticaseibacillus suihuaensis sp. 这是一种新的细菌. 新,是在传统的中国中发现的. 这种新型物种是使用多相分类学方法识别的,证实了其独特的遗传和基因组特征.
科学领域:
- 微生物学 微生物学
- 细菌学 细菌学是一门学科.
- 食品科学 食品科学 食品科学
背景情况:
- 乳酸菌属Lacticaseibacillus包括各种发酵食品中发现的细菌.
- 传统的发酵食品,如"苏安",是微生物多样性的丰富来源.
- 准确的分类学分类对于了解微生物在食品发酵中的作用至关重要.
研究的目的:
- 从传统的中国 ("苏安") 中分离和鉴定一种新型细菌.
- 确定Lacticaseibacillus属内的新型分离物的遗传学和基因组关系.
- 为了正式提出一种新的物种名称的确定的细菌.
主要方法:
- 从"苏安"中分离出N149-9T细菌菌株.
- 多相分类分析包括16S rRNA,pheS,rpoA基因测序和全基因组测序.
- 遗传学分析,平均核酸标识 (ANI) 和数字DNA-DNA杂交 (dDDH) 计算.
主要成果:
- 菌株N149-9T在遗传学上与Lacticaseibacillus parakribbianus,L. kribbianus,L. absianus和L. daqingensis有亲缘关系.
- 与L. parakribbianus YH-lacS6T观察到高度的序列相似性,但ANI和DDDH值低于物种划分值.
- 基因组数据证实,N149-9T菌株代表了一个独特的新物种.
结论:
- 菌株N149-9T被提议作为一种新物种Lacticaseibacillus suihuaensis sp.的类型菌株. 在新的一年里.
- 这一发现扩大了Lacticaseibacillus属内的已知多样性.
- Lacticaseibacillus suihuaensis有助于了解发酵食品中的微生物生态系统.
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