Genotyping of verocytotoxin-producing Escherichia coli O157:: Comparison of isolates of a prevalent phage type by fluorescent amplified-fragment length polymorphism and pulsed-field gel electrophoresis analyses

被引:15
作者
Smith, D
Willshaw, G
Stanley, J
Arnold, C
机构
[1] Cent Publ Hlth Lab, Mol Biol Unit, Div Virus Reference, London NW9 5HT, England
[2] Cent Publ Hlth Lab, Lab Enteric Pathogens, London NW9 5HT, England
关键词
D O I
10.1128/JCM.38.12.4616-4620.2000
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
We applied the high-resolution genotyping technique fluorescent amplified-fragment length polymorphism (FAFLP) analysis to 71 isolates of a single phage type (PT8) of pulsed-field gel electrophoresis (PFGE)-characterized verocytotoxin-producing Escherichia coli O157. Twenty-seven similar, but not identical, groupings were defined by both FAFLP analysis and the PFGE profiles. Given the FAFLP analysis conditions described here, these two methods exhibited equivalent discriminatory powers.
引用
收藏
页码:4616 / 4620
页数:5
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