Beta Lactam
Mostrando 13-24 de 940 artigos, teses e dissertações.
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13. Efeito da dose de cefepime, piperacilina-tazobactam e meropenem na mortalidade de pacientes com infecção da corrente sanguínea por enterobactérias
Introdução: estudos de farmacocinética/farmacodinâmica (FC/FD) observaram que a probabilidade de alcançar o alvo FC/FD é maior quando a dose do beta-lactâmico é otimizada. Porém, poucos estudos demonstraram que a otimização de dose resulta em melhores desfechos clínicos. Métodos: Fatores associados com mortalidade em 30 dias foram avaliados em 1
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2012
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14. Impact of macrolide therapy on mortality of HIV-infected patients with community-acquired pneumonia in a tertiary teaching hospital
BACKGROUND: Bacterial pneumonia is one of the main causes of morbidity and mortality in patients infected by the human immunodeficiency virus (HIV). The main objective of this study was to evaluate the effect of macrolide therapy in combination with a beta-lactam based empiric regimen for inpatients with community-acquired pneumonia and HIV. METHODS: This is
Brazilian Journal of Infectious Diseases. Publicado em: 2011-06
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15. Estudo da cinética e do equilíbrio da adsorção da cefamicina C em resina de troca iônica e simulação do processo contínuo
The cephamycin C (CefC) is a beta-lactam antibiotic produced from submerged and aerated cultures of Streptomyces clavuligerus. Acts as inhibitor of cell wall formation of Gram-negative bacteria and is resistant to the hydrolytic action of betalactamases enzymes. The literature presents few scientific results published regarding the purification of CefC, and
Publicado em: 2011
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16. Native valve endocarditis and femoral embolism due to Granulicatella adiacens: a rare case report
The fastidious Gram-positive cocci Granulicatella adiacens, previously known as nutritionally variant streptococci (NVS) are unusual but significant cause of endocarditis due to increased mortality and morbidity. Difficulties in reaching correct bacteriological identification, increased resistance to beta-lactam antibiotics and macrolides and complicated cli
Brazilian Journal of Infectious Diseases. Publicado em: 2010-12
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17. Drug hypersensitivity in students from São Paulo, Brazil
BACKGROUND: Drug hypersensitivity is responsible for substantial mortality and morbidity, and increased health costs. However, epidemiological data on drug hypersensitivity in general or specific populations are scarce. METHODS: We performed a cross-sectional survey of 1015 university students, using a self-reported questionnaire. RESULTS: The prevalence of
Clinics. Publicado em: 2010
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18. Identification, antimicrobial resistance and genotypic characterization of enterococcus spp. isolated in Porto Alegre, Brazil
In the past two decades the members of the genus Enterococcus have emerged as important nosocomial pathogens worldwide. In the present study, we evaluated the antimicrobial resistance and genotypic characteristics of 203 Enterococcus spp. recovered from different clinical sources from two hospitals in Porto Alegre, Rio Grande do Sul, Brazil. The species were
Publicado em: 2010
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19. Pesquisa de genes de resistência a antimicrobianos beta-lactâmicos e de enterotoxina em cepas de Staphylococcus aureus presentes em amostras de alimentos / Search of antimicrobial beta-lactam resistance genes and enterotoxin genes in Staphylococcus aureus strains present in food samples
Introduction: Staphylococcus aureus are a bacterium that causes various types of diseases. There are two major aggravating to its presence: the toxins production and antimicrobial resistance. S. aureus produce heat-labile enterotoxina that, when present in food, can lead to poisoning of those who consume. This specie is also known to easily respond adaptivel
Publicado em: 2010
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20. Caracterização fenotípica e molecular de isolados clínicos de Pseudomonas aeruginosa produtores de metalo-beta-lactamases
A produção de metalo-beta-lactamases (MβL) é um importante mecanismo de resistência aos carbapenêmicos detectado com aumentada freqüência entre isolados clínicos de Pseudomonas aeruginosa recuperados no Brasil. Este estudo foi desenvolvido com o objetivo de avaliar o perfil de sensibilidade aos antimicrobianos, pesquisar a ocorrência de Mβ
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 16/12/2009
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21. Analise de multirresiduos de antibioticos anfenicois e beta -lactamicos em leite por cromatografia liquida de alta eficiencia acoplada ao detector de massas / Analysis of multirresiduos of antibiotics anfenicois and beta -lactam antibiotics in milk by high performance liquid chromatography coupled to mass detector
A presença de resíduos de antibióticos no leite resulta da aplicação de diferentes substâncias antimicrobianas no gado leiteiro para o tratamento de infecções e uso profilático na prevenção de doenças e como aditivos adicionados à ração para promover o crescimento do animal. A utilização indiscriminada dos antibióticos pode estar associada
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 28/07/2009
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22. Estudo comparativo de fatores de virulência em isolados clínicos de Pseudomonas aeruginosa produtores e não produtores de metalo- ß-lactamase SPM-1
The invasion abilities, colonization and tissue damage presented by P. aeruginosa are due to the multiples virulence factors produced by the microorganism during the pathogenesis. Clinical isolates of SPM-1 metallo-β-lactamase Pseudomonas aeruginosa (SPM-1 MβL) from nosocomial infections present high rates morbidity and mortality and represent epid
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 29/05/2009
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23. Vancomycin use in a brazilian teaching hospital: comparison with the Hospital Infection Controlpractices Advisory Committee Guidelines (HICPAC)
This study describes vancomycin prescribing patterns in an average complexity hospital and compare the guidelines proposed by the Hospital Infection Control Practices Advisory Committee (HICPAC). The study was conducted in a 256-bed secondary-care hospital. Data were collected of all patients given vancomycin from March 2003 to February 2004, using a standar
Brazilian Journal of Infectious Diseases. Publicado em: 2009-06
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24. Epidemiologia molecular de Escherichia coli e Klebsiella spp produtoras de beta-lactamase de espectro ampliado
The extended-spectrum beta-lactamases (ESBL) represent an important mechanism of resistance to beta-lactam antibiotics. Such enzymes have spread among members of the Enterobacteriaceae family, which are responsible for infections related to health care, particularly nosocomial infections. Objectives: (a) To determine the prevalence of ESBL producing Escheric
Publicado em: 2009