Characterization of Tn3000, a Transposon Responsible for blaNDM-1 Dissemination among Enterobacteriaceae in Brazil, Nepal, Morocco, and India.
Antimicrob Agents Chemother
; 59(12): 7387-95, 2015 Dec.
Article
em En
| MEDLINE
| ID: mdl-26392506
In Enterobacteriaceae, the blaNDM genes have been found in many different genetic contexts, and a wide diversity of plasmid scaffolds bearing those genes has been found. In August 2013, we identified NDM-1-producing Escherichia coli and Enterobacter hormaechei strains from a single rectal swab sample from a patient hospitalized in Rio de Janeiro, Brazil, who had no history of travel abroad. Complete DNA sequencing using the Illumina platform and annotation of the two plasmids harboring the blaNDM-1 gene, one from each strain, showed that they belonged to incompatibility groups IncFIIK and IncX3 and harbored a novel transposon named Tn3000. Similar genetic structures have been identified among other isolates in Brazil but also on plasmids from other continents. Our findings suggest that the blaNDM-1 gene may be transmitted by Tn3000 in different parts of the world.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Beta-Lactamases
/
Elementos de DNA Transponíveis
/
Enterobacter
/
Escherichia coli
Tipo de estudo:
Prognostic_studies
Limite:
Humans
País/Região como assunto:
Africa
/
America do sul
/
Asia
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Brasil
Idioma:
En
Ano de publicação:
2015
Tipo de documento:
Article