Results: 661

Acute and chronic toxicity and antimicrobial activity of the extract of Stryphnodendron adstringens (Mart) Coville

Pesqui. vet. bras; 37 (8), 2017
This study evaluated the antimicrobial activity and acute or chronic toxicity of the extract of Stryphnodendron adstringens. The stem bark dry extract was obtained by static maceration with ethanol. Quantification of tannins was performed by the Folin-Denis method, which indicated a total tannin content ...

Análise da qualidade de prescrições de antimicrobianos comercializados em uma drogaria da Região Norte do Rio Grande do Sul
Analysis of the quality of the prescriptions for antimicrobials marketed in a drugstore in the northern region of Rio Grande do Sul

HU rev; 43 (1), 2017
como: uso abusivo de antimicrobianos, automedicação, falta de conhecimento e/ou descumprimento por parte dos profissionais envolvidos no tratamento. Frente a isso, a Agência Nacional de Vigilância Sanitária (ANVISA) criou a Resolução de Diretoria Colegiada (RDC) 20/2011 com a finalidade de facilit...

New Delhi metalobetalactamase (NDM): uma revisão

Rev. bras. anal. clin; 49 (1), 2017
O surgimento da enzima metalobetalactamase "New Delhi" (NDM-1) incrementou a possibilidade das bactérias se tornarem multirresistentes. Esta betalactamase foi relatada pela primeira vez em 2009, em isolados clínicos de Klebsiella pneumoniae e Escherichia coli oriundos de um paciente sueco hospitalizado...

Antibacterial activity of intracanal medications based on calcium hydroxide and zinc oxide micro- or nanoparticles: an ex vivo study

Introduction: Nanoparticles and associations to calcium hydroxide can be used to increase antimicrobial activity. Objective: To evaluate antibacterial activity against Enterococcus faecalis and pH of intracanal medications (IM) based on calcium hydroxide (CH) and zinc oxide (ZnO) micro- or nanoparticles...

Synthesis and evaluation of arylamidine derivatives for new antimicrobial and cytotoxic activities

An. acad. bras. ciênc; 89 (2), 2017
ABSTRACT A series of arylamidines 3a-j was designed, synthesized and investigated for antimicrobial activity. Structures of the compounds were confirmed by IR, 1H-NMR and 13C-NMR and a 2D spectroscopic study was performed. A preliminary screening of the antimicrobial tests clearly showed that three out o...

Clinical and cerebrospinal fluid findings contribute to the early differentiation between infectious and noninfectious encephalitis

Medicina (B.Aires); 77 (3), 2017
Early recognition and prompt specific treatment are crucial factors influencing the outcome of patients with acute encephalitis. The aim of this study was to determine the main causes of acute encephalitis in our population and to find predictors that may lead to specific diagnosis. Adult patients admitt...

Urocultivos en infección clínica de vías urinarias
RESULTS OF URINE CULTURE IN PATIENTS WITH CLINICAL URINARY TRACT INFECTION

Prensa méd. argent; 103 (4), 2017
Introducción: Las infecciones de vías urinarias (IVU) constituyen un problema de salud mundial. El aumento de la resistencia bacteriana a los antimicrobianos limita la administración de antibióticos económicos y de espectro limitado, lo que afecta el costo y el acceso a la atención. El objetivo de ...

Efectividad de una nueva propuesta en el tratamiento antimicrobiano de la infección del pie diabético
Effectiveness of a new proposal for antibiotic treatment of the diabetic foot infection

Introducción: Las úlceras del pie diabético son asiento de infecciones que pueden poner en peligro tanto la extremidad como la vida del paciente. Su adecuado diagnóstico es necesario para efectuar un tratamiento antimicrobiano apropiado. Objetivo: Evaluar la correlación entre el uso de un nuevo prot...

Susceptibilidad antimicrobiana en muestras clínicas de pacientes con infecciones asociadas a la atención de salud
Antimicrobial susceptibility in clinical samples of patients with health care associated infections

Introducción: Las infecciones asociadas a la atención de salud (IAAS) son uno de los principales problemas que afecta a los pacientes en las unidades hospitalarias, tanto en países desarrollados como carentes de recursos. Objetivo: Identificar los tipos de IAAS reportadas, microorganismo causal y susc...

Minimal inhibitory concentration distributions and epidemiological cutoff values of five antifungal agents against Sporothrix brasiliensis

Mem. Inst. Oswaldo Cruz; 112 (5), 2017
BACKGROUND Sporothrix brasiliensis is the most virulent sporotrichosis agent. This species usually responds to antifungal drugs, but therapeutic failure can occur in some patients. Antifungal susceptibility tests have been performed on this species, but no clinical breakpoints (CBPs) are available. In th...