Results: 445

New sequence types of acinetobacter baumannii in two emergency hospitals in the central-west region of Brazil

Influence of the incorporation of triclosan methacrylate on the physical properties and antibacterial activity of resin composite

J. appl. oral sci; 27 (), 2019
Abstract The incorporation of antimicrobials in the composites as an attempt to reduce bacterial adhesion without jeopardizing mechanical properties is a challenge for Dentistry. Objective: To evaluate the bacterial adhesion and physical properties of a composite containing the methacrylate triclosan- d...

Fatty acid composition of vegetable oil blend and in vitro effects of pharmacotherapeutical skin care applications

Braz. j. med. biol. res; 52 (2), 2019
Vegetable oils have been used for a plethora of health benefits by their incorporation in foods, cosmetics, and pharmaceutical products, especially those intended for skin care. This study aimed to investigate the cutaneous benefits of a vegetable oil blend (VOB) formulation and its fatty acid compositio...

Caracterización de cepas clínicas y ambientales de Salmonella enterica subsp. enterica serovar Heidelberg aisladas en Chile

Rev. méd. Chile; 147 (1), 2019
Background: Salmonella Heidelberg (S. Heidelberg) causes gastroenteritis and sometimes bacteremia and endocarditis. In other countries, this serovar has multidrug resistance including extended-spectrum β-lactamases (ESBLs) and AmpC (β-lactamases (AmpC), associated with the blaCMY-2 gene. In Chi...

Factores asociados a colonización por enterococo sp resistente a vancomicina en una unidad de cuidados intensivos pediátricos del Paraguay: estudio transversal sobre historias clínicas

Medwave; 19 (8), 2019
INTRODUCCIÓN Las infecciones por Enterococcus sp resistente a la vancomicina se han diseminado y generan un desafío clínico-terapéutico en los pacientes hospitalizados. La amenaza de que la infección por enterococos intratables y la posibilidad que la resistencia a la vancomicina pueda propagarse a ...

Avaliação da atividade antibacteriana de extratos de plantas medicinais: Significância sanitária em região de tríplice fronteira

Nesta tese, objetivou-se avaliar a ação antibacteriana in vitro dos extratos das plantas medicinais mais utilizadas no município de Foz do Iguaçu e região,sobre Pseudomonas aeruginosa, Klebsiella pneumoniae e Staphylococcus aureus. As plantas mais utilizadas no município de Foz do Iguaçu e região...

Effect of iodonium salt and chitosan on the physical and antibacterial properties of experimental infiltrants

Abstract Resinous infiltrants are indicated in the treatment of incipient carious lesions, and further development of these materials may contribute to greater control of these lesions. The aim of this study was to analyze the physical and antibacterial properties of experimental infiltrants containing i...

Antibacterial, chemical and physical properties of sealants with polyhexamethylene guanidine hydrochloride

Abstract The aim of this study was to evaluate the influence of polyhexamethylene guanidine hydrochloride (PHMGH) in the physico-chemical properties and antibacterial activity of an experimental resin sealant. An experimental resin sealant was formulated with 60 wt.% of bisphenol A glycol dimethacrylate ...

Genomic basis of antibiotic resistance in Vibrio parahaemolyticus strain JPA1

Mem. Inst. Oswaldo Cruz; 114 (), 2019
A multi-resistant strain of Vibrio parahaemolyticus was isolated from a tropical estuary in Rio de Janeiro, Brazil. Genome sequencing was conducted to establish the molecular basis of antibiotic resistance in this organism. The genetic content of this strain revealed it to be a non-virulent lineage that ...

Emergence of aph(3')-VI and accumulation of aminoglycoside modifying enzyme genes in KPC-2-possessing Enterobacter aerogenes isolates from infections and colonization in patients from Recife-PE, Brazil

Abstract INTRODUCTION: The objective of this study was to characterize genes of aminoglycoside modifying enzymes (AMEs) in colonizing and infecting isolates of E. aerogenes harboring bla KPC from patients at a public hospital in Recife-PE, Brazil. METHODS: We analyzed 29 E. aerogenes clinical isolates...