Search Results - "PEIXE, L."

Blue-carba, an easy biochemical test for detection of diverse carbapenemase producers directly from bacterial cultures by Pires, J, Novais, A, Peixe, L

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Salmonellosis: the role of poultry meat by Antunes, P., Mourão, J., Campos, J., Peixe, L.

“…Salmonellosis remains one of the most frequent food-borne zoonoses, constituting a worldwide major public health concern. Currently, at a global level, the…”
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Multicenter Study of Cronobacter sakazakii Infections in Humans, Europe, 2017 by Lepuschitz, Sarah, Ruppitsch, Werner, Pekard-Amenitsch, Shiva, Forsythe, Stephen J, Cormican, Martin, Mach, Robert L, Piérard, Denis, Allerberger, Franz

“…Cronobacter sakazakii has been documented as a cause of life-threating infections, predominantly in neonates. We conducted a multicenter study to assess the…”
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MCR-1 in multidrug-resistant and copper-tolerant clinically relevant Salmonella 1,4,[5],12:i:- and S. Rissen clones in Portugal, 2011 to 2015 by Campos, Joana, Cristino, Luís, Peixe, Luísa, Antunes, Patrícia

“…The mcr-1 gene was found in 11 isolates from a Portuguese Salmonella collection (n = 1,010; 58 serotypes; 2002-15) of clinical samples, foodstuff, food-animals…”
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Prevalence and spread of extended-spectrum β-lactamase-producing Enterobacteriaceae in Europe by Cantón, R., Novais, A., Valverde, A., Machado, E., Peixe, L., Baquero, F., Coque, T.M.

“…Extended-spectrum β-lactamases (ESBLs) represent a major threat among resistant bacterial isolates. The first types described were derivatives of the TEM-1,…”
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Atypical epidemiology of CTX-M-15 among Enterobacteriaceae from a high diversity of non-clinical niches in Angola by Ribeiro, T G, Novais, Â, Peixe, L, Machado, E

“…The objective of this study was to investigate the distribution and molecular epidemiology of ESBLs, acquired AmpCs and carbapenemases in Enterobacteriaceae…”
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Understanding the dynamics of imipenem-resistant Acinetobacter baumannii lineages within Portugal by Grosso, F., Quinteira, S., Peixe, L.

“…A recent collection of 213 imipenem-resistant Acinetobacter baumannii (IRAB) clinical isolates was characterized for the presence of acquired…”
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Dynamics of clonal and plasmid backgrounds of Enterobacteriaceae producing acquired AmpC in Portuguese clinical settings over time by Ribeiro, T.G., Novais, Â., Rodrigues, C., Nascimento, R., Freitas, F., Machado, E., Peixe, L.

“…•Higher frequency of DHA-1 among qAmpC-producing Enterobacteriaceae.•Persistence of DHA-1 associated with IncR in ST11 K. pneumoniae with KL105.•Recent…”
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Acquired carbapenemases in Gram-negative bacterial pathogens: detection and surveillance issues by Miriagou, V., Cornaglia, G., Edelstein, M., Galani, I., Giske, C.G., Gniadkowski, M., Malamou-Lada, E., Martinez-Martinez, L., Navarro, F., Nordmann, P., Peixe, L., Pournaras, S., Rossolini, G.M., Tsakris, A., Vatopoulos, A., Cantón, R.

“…Acquired carbapenemases are emerging resistance determinants in Gram-negative pathogens, including Enterobacteriaceae, Pseudomonas aeruginosa and other…”
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Emergence and spread of vancomycin resistance among enterococci in Europe by Werner, G, Coque, T M, Hammerum, A M, Hope, R, Hryniewicz, W, Johnson, A, Klare, I, Kristinsson, K G, Leclercq, R, Lester, C H, Lillie, M, Novais, C, Olsson-Liljequist, B, Peixe, L V, Sadowy, E, Simonsen, G S, Top, J, Vuopio-Varkila, J, Willems, R J, Witte, W, Woodford, N

“…Nowadays, six types of acquired vancomycin resistance in enterococci are known; however, only VanA and to a lesser extent VanB are widely prevalent. Various…”
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MALDI-TOF mass spectrometry as a tool for the discrimination of high-risk Escherichia coli clones from phylogenetic groups B2 (ST131) and D (ST69, ST405, ST393) by Novais, Â., Sousa, C., de Dios Caballero, J., Fernandez-Olmos, A., Lopes, J., Ramos, H., Coque, T. M., Cantón, R., Peixe, L.

“…Reliable, quick and low-cost methods are needed for the early detection of multidrug-resistant and highly virulent high-risk B2 and D Escherichia coli clones…”
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Spread of multidrug-resistant Enterococcus to animals and humans: an underestimated role for the pig farm environment by Novais, Carla, Freitas, Ana R, Silveira, Eduarda, Antunes, Patrícia, Silva, Ricardo, Coque, Teresa M, Peixe, Luísa

“…The aim of this study was to discover the potential role of the pig farm environment in the spread of multidrug-resistant (MDR) Enterococcus strains, including…”
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Different Escherichia coli B2-ST131 clades (B and C) producing extended-spectrum β-lactamases (ESBL) colonizing residents of Portuguese nursing homes by RODRIGUES, C., MACHADO, E., FERNANDES, S., PEIXE, L., NOVAIS, Â.

“…ESBL-producing Enterobacteriaceae and particularly Escherichia coli ST131 isolates producing CTX-M enzymes are commonly found colonizing the intestine of…”
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Leakage of emerging clinically relevant multidrug-resistant Salmonella clones from pig farms by Antunes, Patrícia, Mourão, Joana, Pestana, Nazaré, Peixe, Luísa

“…Objectives To assess the presence of multidrug-resistant (MDR) Salmonella with human clinical relevance in pig farms from different regions of Portugal and to…”
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Characterization of the emerging clinically-relevant multidrug-resistant Salmonella enterica serotype 4,[5],12:i:- (monophasic variant of S. Typhimurium) clones by Mourão, J., Machado, J., Novais, C., Antunes, P., Peixe, L.

“…To better understand the recent success/emergence of Salmonella enterica serotype 4,[5],12:i:- we characterized the population diversity, flj AB deletion…”
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Spread of an OmpK36-modified ST15 Klebsiella pneumoniae variant during an outbreak involving multiple carbapenem-resistant Enterobacteriaceae species and clones by Novais, Â., Rodrigues, C., Branquinho, R., Antunes, P., Grosso, F., Boaventura, L., Ribeiro, G., Peixe, L.

“…We aim to characterise multiple ertapenem-resistant (ERT-R, n  = 15) Enterobacteriaceae isolates identified as presumptive carbapenemase producers in a…”
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High occurrence and persistence of antibiotic-resistant enterococci in poultry food samples in Portugal by Novais, C., Coque, T. M., Costa, M. J., Sousa, J. C., Baquero, F., Peixe, L. V.

“…Objectives: We determined the presence of antibiotic-resistant enterococci (ARE) in commercialized poultry samples from Portugal and analysed their clonal…”
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Optimization of processing conditions for the quantification of enterococci biofilms using microtitre-plates by Extremina, C.I., Costa, L., Aguiar, A.I., Peixe, L., Fonseca, A.P.

“…We performed a comparison of four selected protocols from the literature using microtitre-plate and colorimetric biomass assay for evaluation of enterococci…”
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Elucidating constraints for differentiation of major human Klebsiella pneumoniae clones using MALDI-TOF MS by Rodrigues, C., Novais, Â., Sousa, C., Ramos, H., Coque, T. M., Cantón, R., Lopes, J. A., Peixe, L.

“…The establishment of matrix-assisted laser desorption time-of-flight mass spectrometry (MALDI-TOF MS) in routine microbial identification boosted many…”
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High occurrence and unusual serotype diversity of non-typhoidal Salmonella in non-clinical niches, Angola by ANTUNES, P., CAMPOS, J., MOURÃO, J., RIBEIRO, T. G., NOVAIS, C., PEIXE, L.

“…Non-typhoidal Salmonella is an important burden, particularly in developing countries of the African region. We report for the first time in Angola, a…”
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