Bacteroides coprophilus sp. nov., isolated from human faeces.

Bacteroides coprophilus sp. nov., isolated from human faeces.
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DOI:
10.1099/ijs.0.64979-0
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发表时间:
2007-06
影响因子:
2.8
通讯作者:
H. Hayashi;Kensaku Shibata;M. A. Bakir;M. Sakamoto;S. Tomita;Y. Benno
H. Hayashi;Kensaku Shibata;M. A. Bakir;M. Sakamoto;S. Tomita;Y. Benno
中科院分区:
生物学3区
文献类型:
--
作者:
H. Hayashi;Kensaku Shibata;M. A. Bakir;M. Sakamoto;S. Tomita;Y. Benno

文献摘要

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从人类粪便中分离出三种革兰氏阴性、厌氧、杆状细菌(菌株CB40、CB41和CB42(T))。根据系统发育分析和特定表型特征,这些菌株属于拟杆菌属,16S rRNA基因序列分析表明这些菌株代表了一个新物种。该菌株与Bacteroides barnesiae和Bacteroides salaninnis典型菌株关系最为密切,序列相似度分别为93.4%和89.8%。菌株CB42(T)的G+C含量为44.7mol%。主要脂肪酸是反异-C(15:0)、C(16:0)、异-C(17:0)3-OH和C(18:1)omega9c。根据所提供的数据,发现了一种新的拟杆菌属,即嗜粪拟杆菌。 11月,提出了CB42(T) (=JCM 13818(T)=DSM 18228(T))作为模式菌株。
Three Gram-negative, anaerobic, rod-shaped bacteria (strains CB40, CB41 and CB42(T)) were isolated from human faeces. Based on phylogenetic analysis and specific phenotypic characteristics, these strains were included in the genus Bacteroides, and 16S rRNA gene sequence analysis indicated that these strains represented a novel species. The strains were most closely related to the type strains of Bacteroides barnesiae and Bacteroides salanitronis, with sequence similarities of 93.4 and 89.8 %, respectively. The G+C content of strain CB42(T) is 44.7 mol%. Major fatty acids were anteiso-C(15 : 0), C(16 : 0), iso-C(17 : 0) 3-OH and C(18 : 1)omega9c. On the basis of the data presented, a novel Bacteroides species, Bacteroides coprophilus sp. nov., is proposed, with CB42(T) (=JCM 13818(T)=DSM 18228(T)) as the type strain.