Clonal relation and antimicrobial resistance pattern of extended-spectrum β-lactamase- and AmpC β-lactamase-producing Enterobacter spp. isolated from different clinical samples in Tehran, Iran

Abstract INTRODUCTION: Here, we determined the genes encoding antibiotic resistance enzymes and virulence factors and evaluated the genetic relationship between Enterobacter spp. isolated from different clinical samples. METHODS: A total of 57 clinical isolates of Enterobacter spp. were tested f...

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Main Authors: Roya Ghanavati, Mohammad Emaneini, Davood Kalantar-Neyestanaki, Azin Sattari Maraji, Mosayyeb Dalvand, Reza Beigverdi, Fereshteh Jabalameli
Format: Article
Language:English
Published: Sociedade Brasileira de Medicina Tropical (SBMT)
Series:Revista da Sociedade Brasileira de Medicina Tropical
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822018000100088&lng=en&tlng=en
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author Roya Ghanavati
Mohammad Emaneini
Davood Kalantar-Neyestanaki
Azin Sattari Maraji
Mosayyeb Dalvand
Reza Beigverdi
Fereshteh Jabalameli
author_facet Roya Ghanavati
Mohammad Emaneini
Davood Kalantar-Neyestanaki
Azin Sattari Maraji
Mosayyeb Dalvand
Reza Beigverdi
Fereshteh Jabalameli
author_sort Roya Ghanavati
collection DOAJ
description Abstract INTRODUCTION: Here, we determined the genes encoding antibiotic resistance enzymes and virulence factors and evaluated the genetic relationship between Enterobacter spp. isolated from different clinical samples. METHODS: A total of 57 clinical isolates of Enterobacter spp. were tested for the production of extended-spectrum β-lactamases (ESBLs), carbapenemase, and AmpC using phenotypic and genotypic methods. RESULTS: The most common ESBLs and AmpC β-lactamases were bla TEM (63.3%) and bla EBC (57.7%), respectively. The most prevalent virulence gene was rpos (87.7%). The random amplified polymorphic DNA (RAPD) patterns of strains were genetically unrelated. CONCLUSIONS: RAPD polymerase chain reaction analysis revealed high genetic diversity among isolates.
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spelling doaj.art-b53d2a69b8cf4946bb582ee887fc42532022-12-22T02:32:11ZengSociedade Brasileira de Medicina Tropical (SBMT)Revista da Sociedade Brasileira de Medicina Tropical1678-9849511889310.1590/0037-8682-0227-2017S0037-86822018000100088Clonal relation and antimicrobial resistance pattern of extended-spectrum β-lactamase- and AmpC β-lactamase-producing Enterobacter spp. isolated from different clinical samples in Tehran, IranRoya GhanavatiMohammad EmaneiniDavood Kalantar-NeyestanakiAzin Sattari MarajiMosayyeb DalvandReza BeigverdiFereshteh JabalameliAbstract INTRODUCTION: Here, we determined the genes encoding antibiotic resistance enzymes and virulence factors and evaluated the genetic relationship between Enterobacter spp. isolated from different clinical samples. METHODS: A total of 57 clinical isolates of Enterobacter spp. were tested for the production of extended-spectrum β-lactamases (ESBLs), carbapenemase, and AmpC using phenotypic and genotypic methods. RESULTS: The most common ESBLs and AmpC β-lactamases were bla TEM (63.3%) and bla EBC (57.7%), respectively. The most prevalent virulence gene was rpos (87.7%). The random amplified polymorphic DNA (RAPD) patterns of strains were genetically unrelated. CONCLUSIONS: RAPD polymerase chain reaction analysis revealed high genetic diversity among isolates.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822018000100088&lng=en&tlng=enEnterobacterESBLAmpCRAPD-PCR
spellingShingle Roya Ghanavati
Mohammad Emaneini
Davood Kalantar-Neyestanaki
Azin Sattari Maraji
Mosayyeb Dalvand
Reza Beigverdi
Fereshteh Jabalameli
Clonal relation and antimicrobial resistance pattern of extended-spectrum β-lactamase- and AmpC β-lactamase-producing Enterobacter spp. isolated from different clinical samples in Tehran, Iran
Revista da Sociedade Brasileira de Medicina Tropical
Enterobacter
ESBL
AmpC
RAPD-PCR
title Clonal relation and antimicrobial resistance pattern of extended-spectrum β-lactamase- and AmpC β-lactamase-producing Enterobacter spp. isolated from different clinical samples in Tehran, Iran
title_full Clonal relation and antimicrobial resistance pattern of extended-spectrum β-lactamase- and AmpC β-lactamase-producing Enterobacter spp. isolated from different clinical samples in Tehran, Iran
title_fullStr Clonal relation and antimicrobial resistance pattern of extended-spectrum β-lactamase- and AmpC β-lactamase-producing Enterobacter spp. isolated from different clinical samples in Tehran, Iran
title_full_unstemmed Clonal relation and antimicrobial resistance pattern of extended-spectrum β-lactamase- and AmpC β-lactamase-producing Enterobacter spp. isolated from different clinical samples in Tehran, Iran
title_short Clonal relation and antimicrobial resistance pattern of extended-spectrum β-lactamase- and AmpC β-lactamase-producing Enterobacter spp. isolated from different clinical samples in Tehran, Iran
title_sort clonal relation and antimicrobial resistance pattern of extended spectrum β lactamase and ampc β lactamase producing enterobacter spp isolated from different clinical samples in tehran iran
topic Enterobacter
ESBL
AmpC
RAPD-PCR
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822018000100088&lng=en&tlng=en
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