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Ctx-m

Widespread distribution of CTX-M and plasmid-mediated AmpC β-lactamases in Escherichia coli from Brazilian chicken meat

Widespread distribution of CTX-M and plasmid-mediated AmpC β-lactamases in Escherichia coli from Brazilian chicken meat

... Interestingly, organic chicken carcasses evalu- ated in our study showed the greatest diversity of bla genes (brand IV in Table). The single isolate presenting bla CTX-M-15 and the two isolates ...

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CTX-M-producing Escherichia coli and Klebsiella pneumoniae isolated from community-acquired urinary tract infections in Valledupar, Colombia

CTX-M-producing Escherichia coli and Klebsiella pneumoniae isolated from community-acquired urinary tract infections in Valledupar, Colombia

... Conclusions: CTX-M ESBL in uropathogens isolated from the community is cause for concern due to the enormous potential for multidrug resistance from strains that produce these enzymes, which could lead to ...

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Patient's origin and lifestyle associated with CTX-M-producing Escherichia coli: a case-control-control study.

Patient's origin and lifestyle associated with CTX-M-producing Escherichia coli: a case-control-control study.

... Among the 66 cases with a CTX-M-producing E. coli clinical sample detected within the first 48 h of hospitalisation (i.e. imported), only 33 had a C1 for whom the non-ESBL-producing E. coli isolate was ...

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CHARACTERIZATION OF CTX-M-TyPE EXTENDED-SPECTRUM BETA-LACTAMASES (ESBLS) AMONG EntErobactEriacEaE FROM A PORTUGUESE HOSPITAL

CHARACTERIZATION OF CTX-M-TyPE EXTENDED-SPECTRUM BETA-LACTAMASES (ESBLS) AMONG EntErobactEriacEaE FROM A PORTUGUESE HOSPITAL

... of ctX-m esbls was performed by pcr using genomic DnA from wild type ...for ctX-m was achieved using primers and amplification conditions for detec- tion of a conserved sequence of bla ...

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Biochemical characterization of CTX-M-15 from Enterobacter cloacae and designing a novel non-β-lactam-β-lactamase inhibitor.

Biochemical characterization of CTX-M-15 from Enterobacter cloacae and designing a novel non-β-lactam-β-lactamase inhibitor.

... that CTX-M-15, like other class A serine b-lactamases, hydrolyses b- lactam antibiotics by a two step mechanism: acylation and ...for CTX-M-15 and displayed highest Figure ...of ...

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Further Identification of CTX-M-2 Extended-Spectrum beta-Lactamase in Pseudomonas aeruginosa

Further Identification of CTX-M-2 Extended-Spectrum beta-Lactamase in Pseudomonas aeruginosa

... a CTX-M-2-producing ...misidentify CTX-type enzymes in those nonfermenters, jeop- ardizing the choice of antimicrobial chemotherapy and the implementation of infection control ...bla ...

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Characterization of two new CTX-M-25-group extended-spectrum β-lactamase variants identified in Escherichia coli isolates from Israel.

Characterization of two new CTX-M-25-group extended-spectrum β-lactamase variants identified in Escherichia coli isolates from Israel.

... Science, Indianapolis, IN, USA) according to the manufacturer’s protocols. Replicon types of all unique plasmids were identified by PCR-based replicon typing as described previously [22]. Conju- gation was carried out as ...

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Prevalência das famílias TEM, SHV e CTX-M de β-lactamases de espectro estendido em Escherichia coli e Klebsiella spp no Hospital Universitário de Santa Maria, Estado do Rio Grande do Sul.

Prevalência das famílias TEM, SHV e CTX-M de β-lactamases de espectro estendido em Escherichia coli e Klebsiella spp no Hospital Universitário de Santa Maria, Estado do Rio Grande do Sul.

... Neste estudo estimou-se a distribuição e prevalência de β-lactamases de espectro estendido pertencentes às famílias TEM, SHV e CTX-M entre amostras de Escherichia coli e Klebsiella spp. no Hospital ...

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Diversity of genotypes in CTX-M-producing Klebsiella

Diversity of genotypes in CTX-M-producing Klebsiella

... of CTX-M ESBL detected are wor- risome and warrant special attention by both the clini- cian and the microbiology ...these CTX-M-producing microor- ganisms have spread, they should be seen as ...

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Development of a multiplex real-time PCR for the rapid detection of the predominant beta-lactamase genes CTX-M, SHV, TEM and CIT-type AmpCs in Enterobacteriaceae.

Development of a multiplex real-time PCR for the rapid detection of the predominant beta-lactamase genes CTX-M, SHV, TEM and CIT-type AmpCs in Enterobacteriaceae.

... five CTX-M subtypes within one channel of the real-time ...two CTX-M probes with different fluorophores and in this way distinguish between the CTX-M types of the groups ...

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EXTENDED-SPECTRUM BETA-LACTAMASES AMONG Enterobacteriaceae ISOLATED IN A PUBLIC HOSPITAL IN BRAZIL

EXTENDED-SPECTRUM BETA-LACTAMASES AMONG Enterobacteriaceae ISOLATED IN A PUBLIC HOSPITAL IN BRAZIL

... Beta-lactamases de espectro estendido (ESBL) em enterobactérias são reconhecidas mundialmente como um grande problema hospitalar. Neste estudo, 127 Enterobacteriaceae produtoras de ESBL isoladas por um ano, de pacientes ...

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Diversity of beta-Lactamases Produced by Ceftazidime-Resistant Pseudomonas aeruginosa Isolates Causing Bloodstream Infections in Brazil

Diversity of beta-Lactamases Produced by Ceftazidime-Resistant Pseudomonas aeruginosa Isolates Causing Bloodstream Infections in Brazil

... of CTX-M enzymes may occur not only in the Entero- bacteriaceae but also in ...were CTX-M-2 pro- ducers (6). In addition, a CTX-M-2-producing ...of CTX-Ms may be difficult ...

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Genetic properties of blaCTX-M and blaPER β-lactamase genes in clinical isolates of Enterobacteriaceae by polymerase chain reaction

Genetic properties of blaCTX-M and blaPER β-lactamase genes in clinical isolates of Enterobacteriaceae by polymerase chain reaction

... Enterobacteriaceae (3). PER-1 (Pseudomonas extended-resistant) was first detected in Pseudomonas aeruginosa (7) and later in Salmonella enterica and Acinetobacter isolates. PER-2, which shows 86% homology to PER-1, has ...

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Identification of Clonal Clusters of Klebsiella pneumoniae Isolates from Chennai by Extended Spectrum Beta Lactamase Genotyping and Antibiotic Resistance Phenotyping Analysis

Identification of Clonal Clusters of <i>Klebsiella pneumoniae</i> Isolates from Chennai by Extended Spectrum Beta Lactamase Genotyping and Antibiotic Resistance Phenotyping Analysis

... Our data suggest that TEM and CTX-M are higher in the Chennai population compared to the SHV type. However the SHV types are correlated with resistance to even the 3rd generation cephalosporins. The ...

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Rev. Soc. Bras. Med. Trop.  vol.43 número2

Rev. Soc. Bras. Med. Trop. vol.43 número2

... Introdução: Em recentes anos foram informadas infecções por Salmonella sp em hospitais da Argentina e outros países devido as cepas multiresistentes. O objetivo deste estudo era caracterizar as β-lactamasas de espectro ...

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Rev. Soc. Bras. Med. Trop.  vol.48 número4

Rev. Soc. Bras. Med. Trop. vol.48 número4

... bla CTX-M gene and antibiotic susceptibility was analyzed using non-parametric tests (chi-squared test), with analysis conducted in Statistical Package for the Social Sciences (SPSS) v18 ...

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Caracterização molecular de genes blaCTX-M presentes em Klebsiella spp. isoladas...

Caracterização molecular de genes blaCTX-M presentes em Klebsiella spp. isoladas...

... enzimas CTX-M no Brasil (BONNET, ...família CTX-M. É importante relatar a grande variedade de CTX-M encontrada: CTX-M-2 em ...mirabilis, CTX-M-9 e ...

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Molecular epidemiology and extended-spectrum β-lactamases production of Klebsiella pneumoniae isolated from three dairy herds

Molecular epidemiology and extended-spectrum β-lactamases production of Klebsiella pneumoniae isolated from three dairy herds

... molecular. Um isolado do tanque de expansão, três de casos de IMI e quatro de amostras ambientais foram considerados positivos no teste da DDST. Todos os oito isolados DDST po- sitivos portavam o gene bla shv , um ...

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Teresa Maria Pinto Gonçalves

Teresa Maria Pinto Gonçalves

... Como os genes que codificam para a resistência aos antibióticos se transmitem à descendência aquando da replicação de DNA, bactérias resistentes que se formem irão ser naturalmente seleccionadas durante a exposição a ...

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Extended-Spectrum β-Lactamases and/or Carbapenemases-Producing Enterobacteriaceae Isolated from Retail Chicken Meat in Zagazig, Egypt.

Extended-Spectrum β-Lactamases and/or Carbapenemases-Producing Enterobacteriaceae Isolated from Retail Chicken Meat in Zagazig, Egypt.

... of CTX-M-1 and TEM-52 genes on similar plasmids of Escherichia coli isolated from both sources support the occurrence of food-borne transmission of ESBL genes ...

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