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在Limosilactobacillus fermentum GD5MG GD5MG的基因组中进行益生菌功能基因探索
Radhamanalan Guhanraj1, Dharumadurai Dhanasekaran2
1Department of Microbiology, Bharathidasan University, Tiruchirappalli, Tamil Nadu, India.
Microbial pathogenesis
|May 16, 2024
概括
从健康的人口样本中分离出来的Limosilactobacillus fermentum GD5MG的基因组被测序. 这项分析确定了许多与口腔益生菌功能相关的基因,表明了潜在的健康益处.
科学领域:
- 微生物学 微生物学
- 基因组学就是基因组学.
背景情况:
- Limosilactobacillus fermentum是一种在人类口腔中发现的细菌物种.
- 了解口服分离物的基因组构成对于识别潜在的益生菌候选人至关重要.
研究的目的:
- 为了执行Limosilactobacillus fermentum GD5MG的全基因组测序,这是从健康的人类牙样本中分离出来的.
- 识别与益生菌性质和代谢功能相关的基因.
主要方法:
- 使用Illumina技术进行全基因组测序.
- 生物信息分析包括基因注释,使用NCBI Prokaryotic Genome Annotation工具和RAST.
- 遗传学分析以推断基因集群共享.
主要成果:
- 这个Lb. 发酵体GD5MG基因组是一个1,834,134bp的圆形DNA分子,GC含量为52.80%.
- 总共有1961个蛋白质编码基因,27个rRNA基因,24个tRNA基因和63个伪基因被确定.
- 发现了与粘附性,酸耐受性,胆盐耐受性和糖代谢相关的基因,这些基因表明了益生菌的潜力.
结论:
- 在Lb.的基因组. 发酵体GD5MG具有关键口腔益生菌功能的遗传决定因素.
- 这种基因组表征为探索Lb.提供了基础. 酵素GD5MG作为人类健康的潜在益生菌.
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