Oxa 72
Mostrando 1-12 de 14 artigos, teses e dissertações.
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1. Epidemiologia molecular de Pseudomonas aeruginosa isolada em pacientes com infecções do trato respiratório inferior admitidos em UTI
Resumo Infecções do trato respiratório inferior (ITRIs) são as infecções mais comuns entre pacientes internados em unidade de terapia intensiva (UTI). Pseudomonas aeruginosa é a causa mais comum de ITRIs e está associada ao aumento da mortalidade. Diferentes espécies de Pseudomonas exibem diferentes perfis genéticos e resistência variada as drogas
Braz. J. Biol.. Publicado em: 2021-05
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2. Acinetobacter baumannii infections in Amazon Region driven by extensively drug resistant international clones, 2016-2018
BACKGROUND Acinetobacter baumannii is a leading cause of nosocomial infections. This species is characterised by the presence of pandemic lineages (International Clones) that present a broad antimicrobial resistance profile. OBJECTIVE To perform the molecular epidemiology of carbapenem-resistant A. baumannii from a clinical setting in the Amazon Basin, an
Mem. Inst. Oswaldo Cruz. Publicado em: 25/11/2019
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3. Glimpse into the genome sequence of a multidrug-resistant Acinetobacter pittii ST950 clinical isolate carrying the blaOXA-72 and blaOXA-533 genes in China
The development of carbapenem-resistant Acinetobacter species is of serious concern in the hospital settings and naturally occurring oxacillinase genes (blaOXA) have been identified in several Acinetobacter species. In this study, we report the genome sequence of A. pittii TCM178 belongs to ST950, a multidrug-resistant isolate that harbored the blaOXA-72 and
Mem. Inst. Oswaldo Cruz. Publicado em: 2017-10
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4. Emergence of Acinetobacter baumannii ST730 carrying the blaOXA-72 gene in Brazil
Over the last decade, Acinetobacter baumannii resistant to carbapenems has emerged in many medical centres and has been commonly associated with high morbimortality. In Brazil, this resistance is mainly attributed to the spread of OXA-23-producing clones and, to a lesser extent, to OXA-143-producing clones. Here, we describe, for the first time, two OXA-72-p
Mem. Inst. Oswaldo Cruz. Publicado em: 2016-09
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5. Early dissemination of OXA-72-producing Acinetobacter baumannii strain in Colombia: a case report
Nosocomial infections caused by carbapenem-resistant Acinetobacter baumannii isolates have reached epidemic levels in past decades. Currently this microorganism is responsible for outbreaks of difficult eradication and with high mortality rates worldwide. We herein report a rare case of an OXA-72-producing A. baumannii isolate colonizing a 47-year-old male p
Braz J Infect Dis. Publicado em: 2014-12
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6. Genetic relationship among OXA-carbapenemase producing Acinetobacter baumannii isolated from distinct Brazilian hospitals / Estudo da Similaridade Genética de Amostras de Acinetobacter baumannii Produtoras de Carbapenemases do Tipo OXA Isoladas em Diversos Hospitais Brasileiros
In this dissertation we present two studies involving carbapenem-resistant Acinetobacter baumannii clinical isolates due to the production of carbapenems modifying enzymes, the OXA-type carbapenemases. The first study aimed to determine the genetic relationship of multi-drug-resistant A. baumannii producing OXA-23 that was isolated in distinct Brazilian citi
Publicado em: 2010
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7. Caracterização epidemiológica e molecular de isolados de Acinetobacter baumannii resistentes aos carbapenêmicos na cidade de Porto Alegre
Acinetobacter baumannii é um patógeno oportunista envolvido em um amplo espectro de infecções hospitalares, incluindo bacteremia, meningite secundária e infecção do trato urinário, mas sua maior prevalência é como agente de pneumonia hospitalar, particularmente pneumonia associada à ventilação mecânica em pacientes internados em unidades de ter
Publicado em: 2010
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8. Microbiological profile of cystic fibrosis patients / Perfil microbiologico de pacientes com fibrose cistica
Considerando que a fibrose cística é a mais importante doença hereditária, potencialmente letal, incidente na raça branca, que a infecção pulmonar é reconhecida por ter o maior papel na morbimortalidade levando à morte prematura em 90% dos pacientes, e que a principal causa das exacerbações é as infecções recorrentes ou crônicas; torna-se fund
Publicado em: 2007
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9. Sintese de enecarbamatos endociclicos enantiomericamente puros
a-Hidróxi-carbamatos obtidos a partir de lactamas foram desidratados a enecarbamatos com (CF3CO)2O/BASE. Com tal metodologia sintetizou-se (RS)- e (S)-1-(benzilóxi-carbonil)-2-[(terc-butil-difenil-sililóxi)-metil]-2,3diidropirrol (8a) e (RS)- e (S)-2-[(terc-butil-difenil-sililóxi)-metil]-1-(metóxi-carbonil)-2,3-diidropirrol (8b) a partir de (RS)- e (S)-
Publicado em: 1998
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10. LY127935, a novel oxa-beta-lactam: an in vitro comparison with other beta-lactam antibiotics.
The in vitro activities of LY127935 (LY) were compared with those of other beta-lactam antibiotics. LY was highly active (minimal inhibitory concentration [MIC] range 0.06 to 0.25 micrograms/ml) against the common Enterobacteriaceae (including Providencia stuartiia, Enterobacter, and Serrati marcescens), 8 to 16 times more active than cefoxitin, cefuroxime,
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11. Absolute Bioavailability and Disposition of (−) and (+) 2′-Deoxy- 3′-Oxa-4′-Thiocytidine (dOTC) following Single Intravenous and Oral Doses of Racemic dOTC in Humans
The purpose of this study was to characterize the pharmacokinetics and determine the absolute bioavailability of 2′-deoxy-3′-oxa-4′-thiocytidine (dOTC) (BCH-10652), a novel nucleoside analogue reverse transcriptase inhibitor, in humans. dOTC belongs to the 4′-thio heterosubstituted class of compounds and is a 1:1 mixture of its two enantiomers, (−)
American Society for Microbiology.
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12. Lateral motion of beta receptors in membranes of cultured liver cells.
We have studied the lateral mobility and distribution of beta receptors on Chang human liver cells by fluorescence photobleaching recovery and video intensification microscopy. The beta receptors were labeled with the fluorescent antagonist 7-(2-allylphenoxy)-2,2-dimethyl-6-hydroxy-1-(4-nitrobenzo-2-oxa-1,3-diazolyl)-1 ,4-diazaheptane (Alp-NBD). Sixty to 75%