Results: 661

Material cimentício fotocatalítico com atividade antimicrobiana: avanços e desafios no ambiente da área da saúde

O material cimentício com dióxido de titânio (TiO2) pode representar uma opção viável devido suas propriedades fotocatalítica, autolimpante e antimicrobiana no ambiente da área da saúde. O objetivo desta pesquisa foi determinar os avanços e desafios da atividade antimicrobiana do material cimen...

O uso da lock terapia na prevenção e tratamento de infecção relacionada ao cateter venoso central de longa permanência: revisão integrativa

Introdução: A lock terapia, ou terapia de bloqueio, consiste na administração e manutenção de uma solução, em concentração supra terapêutica, nos cateteres venosos centrais. Estas soluções combinam antimicrobianos altamente concentrados com um anticoagulante, sendo aplicáveis tanto para a p...

Staphylococcus aureus growth delay after exposure to low fluencies of blue light (470 nm)

Braz. j. biol; 81 (2), 2021
Antibiotic resistance is one of the greatest challenges to treat bacterial infections worldwide, leading to increase in medical expenses, prolonged hospital stay and increased mortality. The use of blue light has been suggested as an innovative alternative to overcome this problem. In this study we analy...

Nanopartículas de prata em bases de próteses de PMMA para controle de atividade microbiana

Arq. odontol; 57 (), 2021
Objetivo:Avaliar in vitro a atividade de Staphylococcus aureus e Candida albicans em bases de próteses convencionais à base de polimetilmetacrilato de metila com nanopartículas de prata incorporadas a sua composição. Métodos: Foi realizado um estudo experimental laboratoria...

Effect of final irrigation with sodium hypochlorite at different temperatures on postoperative pain level and antibacterial activity: a randomized controlled clinical study

J. appl. oral sci; 29 (), 2021
Abstract Objective To evaluate the effect of final irrigation of root canals with NaOCl solution at different temperatures on postoperative pain level and antimicrobial activity. Methodology 45 patients were randomly divided into three groups using a web program according to the irrigation selected: ...

Antimicrobial-resistant enterobacteria in surface waters with fecal contamination from urban and rural communities

Abstract INTRODUCTION: Inadequate wastewater treatment and fecal contamination have a strong environmental impact on antimicrobial resistance (AMR). This study evaluated the profile of AMR enterobacteria and fecal contamination from four surface waters: Jiquiriça-Brejões River and Cabrito, Tororó, a...

Antimicrobial stewardship in the outpatient parenteral antimicrobial therapy (OPAT) setting: the impact of prescription assessment by an infectious diseases specialist

Braz. j. infect. dis; 25 (2), 2021
ABSTRACT Objective: In recent years, the use of outpatient parenteral antimicrobial therapy (OPAT) has increased, resulting in the need to ensure its rational and adequate utilization. This article describes the implementation of an antimicrobial stewardship program in the OPAT setting by a Health Maint...

Antimicrobial activity of probiotics against oral pathogens around orthodontic mini-implants: an in vitro study

ABSTRACT Objective: The aim of this in vitro study was to evaluate the antimicrobial effect of five types of non-industrialized and industrialized probiotics on biofilms formed around orthodontic mini-implants. The null hypothesis tested was: there is no difference in the antimicrobial effect between th...

Zoonotic bacteria research and analysis of antimicrobial resistance levels in parrot isolates from pet shops in the city of Fortaleza, Brazil

Pesqui. vet. bras; 41 (), 2021
The Psittaciformes are among the most popular pets due to their intelligence, ability, and ease of maintenance in small environments. However, the absence of adequate environmental stimuli generated by confinement can predispose these animals to characteristic stress conditions, leaving them susceptible ...

Antimicrobial and disinfectant resistance of Salmonella Heidelberg from Brazilian flocks did not increase for ten years (2006-2016)

Pesqui. vet. bras; 41 (), 2021
Salmonella is a major cause of foodborne illness worldwide, and poultry and its derived products are the most common food products associated with salmonellosis outbreaks. Some countries, including Brazil, have experienced an increased prevalence of Salmonella Heidelberg among their poultry flocks. Some ...