Tracing lineage by phenotypic and genotypic markers in Salmonella enterica subsp. enterica serovar 1,4,[5],12:i:- and Salmonella Typhimurium isolated in state of São Paulo, Brazil

Fifty-three Salmonella 1,4,[5],12:i:- and 45 Salmonella Typhimurium strains were characterised using phage typing, plasmid profiles and pulsed-field gel electrophoresis (PFGE) for comparison. The majority of the strains were subdivided into definitive type (DT) 41 (22.6%) and DT 193 (18%) and the 60...

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Veröffentlicht in:Memórias do Instituto Oswaldo Cruz 2009-11, Vol.104 (7), p.1042-1046
Hauptverfasser: Tavechio, Ana T, Fernandes, Sueli A, Ghilardi, Angela C R, Soule, Geoff, Ahmed, Rafiq, Melles, Carmo E A
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Sprache:eng
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Zusammenfassung:Fifty-three Salmonella 1,4,[5],12:i:- and 45 Salmonella Typhimurium strains were characterised using phage typing, plasmid profiles and pulsed-field gel electrophoresis (PFGE) for comparison. The majority of the strains were subdivided into definitive type (DT) 41 (22.6%) and DT 193 (18%) and the 60-MDa plasmid was detected in 94.3% and 84.4% of strains, respectively. Genetic diversity was observed among all strains and 90% presented a > 70% similarity through PFGE analysis. These results suggest a close relationship between Salmonella 1,4,[5],12:i:- and Salmonella Typhimurium at the serotype level.
ISSN:0074-0276
1678-8060
1678-8060
0074-0276
DOI:10.1590/S0074-02762009000700019