A SCHEME FOR THE IDENTIFICATION OF VIRIDANS STREPTOCOCCI

被引:170
作者
BEIGHTON, D [1 ]
HARDIE, JM [1 ]
WHILEY, RA [1 ]
机构
[1] UNIV LONDON LONDON HOSP,COLL MED,DEPT ORAL MICROBIOL,LONDON E1 2AD,ENGLAND
关键词
D O I
10.1099/00222615-35-6-367
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
A collection of strains representing all the currently recognised species of oral or viridans streptococci (Streptococcus sanguis, S. parasanguis, S. gordonii, S. oralis, S. mitis, S. salivarius, S. vestibularis, S. anginosus, S. constellatus, S. intermedius, S. mutans and S. sobrinus) were tested for the production of a range of glycosidase activities with 4-methylumbelliferyl-linked fluorogenic substrates, and for reactions in a range of conventional fermentation and hydrolytic tests. The resulting biochemical scheme, consisting of 14 tests, enabled the differentiation of all these species and distinguished three biotypes within S. sanguis. The scheme reported here represents an improvement over currently available schemes for the identification of viridans streptococci.
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收藏
页码:367 / 372
页数:6
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