莱索巴克特arvi sp. 这种细菌. 从农田土壤中分离出来
Stanzin Choksket1, Harshvardhan1,2, Rekha Rana2,3
1Microbial Type Culture Collection and Gene Bank, CSIR-Institute of Microbial Technology, Sector 39A, Chandigarh, 160036, India.
Current microbiology
|October 25, 2023
概括
在农田土壤中发现了一种新型细菌Lysobacter arvi. 这种格兰氏阴性杆状细菌代表了Lysobacter属内的新物种,通过基因组和表型分析来区分.
科学领域:
- 微生物学 微生物学
- 细菌学 细菌学是一门学科.
- 基因组学就是基因组学.
背景情况:
- 莱索巴克特属包括具有多样化的代谢能力的格拉姆阴性细菌.
- 土壤环境是微生物多样性的丰富储库,包括潜在的新型细菌物种.
研究的目的:
- 来自农田土壤的新分离的细菌菌株的特征.
- 确定该分离物在Lysobacter属内的分类学位置.
- 根据全面的分析,提出一种新的物种名称.
主要方法:
- 从土壤样本中分离和培养细菌.
- 16S rRNA基因测序和遗传学分析.
- 基因组分析包括平均核酸标识 (ANI) 和数字DNA-DNA杂交 (dDDH).
- 分析化学分类学特征 (脂肪酸,子,极性脂质) 和色素的生产.
主要成果:
- 这种分离物,被指定为UCT菌株,是一种格拉姆阴性,杆状的细菌.
- 16S rRNA基因序列分析显示与Lysobacter soli DCY21T (99.5%) 有很高的相似性.
- 基因组分析显示,ANI (87.7%) 和dDDH (34.7%) 的值低于L. soli DCY21T的物种划分值.
- 观察到不同的表型特征,包括脂肪酸概况和色素产量.
- 遗传学分析支持了UCT菌株的独特性.
结论:
- 菌株UCT代表了Lysobacter属内的新物种.
- 这种新物种的拟议名称是Lysobacter arvi.
- 它的类型是UCT (=KCTC 92613T=JCM 23757T=MTCC 12824T) 的.
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