STREPTOCOCCUS-PARASANGUIS SP-NOV, AN ATYPICAL VIRIDANS STREPTOCOCCUS FROM HUMAN CLINICAL SPECIMENS

被引:85
作者
WHILEY, RA
FRASER, HY
DOUGLAS, CWI
HARDIE, JM
WILLIAMS, AM
COLLINS, MD
机构
[1] INST FOOD RES, READING LAB, DEPT MICROBIOL, READING RG2 9AT, ENGLAND
[2] UNIV LONDON LONDON HOSP, COLL MED, DEPT ORAL MICROBIOL, LONDON E1 1BB, ENGLAND
[3] UNIV SHEFFIELD, DEPT ORAL PATHOL, SHEFFIELD S10 2TN, S YORKSHIRE, ENGLAND
关键词
DNA‐DNA hybridizations; Molecular systematics; Ribosomal RNA sequencing; Taxonomy; Viridans streptococci;
D O I
10.1111/j.1574-6968.1990.tb04133.x
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Abstract Molecular taxonomic studies were performed on ten strains of an unusual ‘viridans streptococcus’ that were originally isolated from human throats, blood and urine. On the basis of DNA‐DNA hybridization studies the strains formed a single homology group distinct from all recognized species of oral and viridans streptococci. 16S ribosomal RNA reverse transcriptase sequence studies confirmed the genealogical distinctiveness of the human strains. The results of the present study clearly demonstrate that the human strains represent a new species of the viridans group for which the name Streptococcus parasanguis sp. nov. is proposed. The type strain is ATCC 15912. Copyright © 1990, Wiley Blackwell. All rights reserved
引用
收藏
页码:115 / 122
页数:8
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