Results: 661

Antimicrobial activity of antibiotic pastes used in pulp therapy through direct contact with a multispecies biofilm: a pilot study

Objective: To evaluate the antimicrobial activity of antibiotic pastes used in lesion sterilization and tissue repair (LSTR) technique, through a novel membrane direct contact methodology against a multispecies biofilm and to establish appropriate dilutions for this method. Methods: CTZ (chloramphenicol,...

Evaluation of microbial contamination and efficacy of antimicrobial agents in disinfection of handicapped patients’ toothbrushes

This study aimed to evaluate the contamination of toothbrushes usedby patients with disabilities, by microbial culture and cariogenic biofilm formation,and to explore two methods of disinfection. Methods: Experimental procedures were divided into three stages, with the same interval between each stage. I...

Buscando novos antimicrobianos: avaliação da atividade antibacteriana de extratos de Eugenia brasiliensis
Searching for new antimicrobials: evaluation of the antibacterial activity of Eugenia brasiliensis extracts

Rev. bras. anal. clin; 52 (3), 2020
Objetivo: Devido à atual resistência bacteriana aos antimicrobianos e à necessidade de buscar novas substâncias com essa atividade, principalmente em produtos naturais, esse trabalho objetivou avaliar e comparar o potencial antibacteriano de extratos de folhas da planta Eugenia brasiliensis, ainda po...

Synergistic antibacterial activity of monoterpenes in combination with conventional antimicrobials against Gram-positive and Gram-negative bacteria

Introduction: bacterial infections are a public health problem. Besides, the emergence of strains resistant to antimicrobials has contributed to the search for new alternatives, such for the terpenes with antimicrobial potential. Objectives: the objective of this study was to determine the possible inter...

Health-promoting activities of edible seaweed extracts from Chilean coasts: assessment of antioxidant, anti-diabetic, anti-inflammatory and antimicrobial potential

Rev. chil. nutr; 47 (5), 2020
ABSTRACT The aim of this study was to evaluate the antioxidant, antidiabetic, anti-inflammatory and antimicrobial activities of three edible seaweed extracts from Chilean coasts: Pyropia orbicularis, Ulva spp, and Durvillaea antarctica. Seaweed extracts in methanol and 70% acetone were performed to evalu...

Infecciones bacterianas asociadas a la COVID-19 en pacientes de una unidad de cuidados intensivos
Bacterial infections associated with COVID-19 in patients of the Intensive Care Unit

Rev. cuba. med. mil; 49 (3), 2020
Introducción: Los primeros informes de China sugirieron que la coinfección con otros patógenos en la COVID-19 era anómala, las últimas evidencias han demostrado que pueden aparecer otras infecciones, sobre todo en pacientes graves. Objetivo: Describir las infecciones bacterianas asociadas a la CO...

Green synthesis, characterization and antimicrobial evaluation of silver nanoparticles for an intracanal dressing

Braz. dent. j; 31 (5), 2020
Abstract Green chemistry has been applied in different areas due to the growing demands for renewable processes and one of them is nanotechnology. The aim of this study was to characterize a formulation containing silver nanoparticles (AgNPs) produced by a green synthesis and to evaluate its antimicrobia...

Uso de agentes antimicrobianos como solução refrigerante no ultrassom para tratamento das doenças periodontais: uma revisão de literatura

RFO UPF; 25 (2), 2020
Objetivo: revisar a literatura quanto ao uso de soluções no reservatório líquido do ultrassom (US) para o tratamento das doenças periodontais, avaliando as contribuições dessa associação e as soluções mais eficazes para essa terapêutica. Métodos: foi realizada pesquisa bibliográfica nas bas...

Ação inibitória de dentifrícios sobre Streptococcus mutans e Candida albicans: estudo in vitro

RFO UPF; 25 (2), 2020
Introdução: este estudo avaliou a ação antimicrobiana de sete dentifrícios nacionais com ação antiplaca ou antimicrobiana, conforme os fabricantes, sobre os patógenos orais Streptococcus mutans e Candida albicans. Métodos: a avaliação dos dentifrícios foi realizada pelo teste de difusão em ...

Lista de medicamentos esenciales para el manejo de pacientes que ingresan a unidades de cuidados intensivos con sospecha o diagnóstico confirmado de COVID-19

En el transcurso de la pandemia de COVID-19, numerosos países, de ingresos bajos, medianos y alto, han visto agotadas sus reservas de medicamentos esenciales necesarios para el manejo de los pacientes con COVID-19 en las unidades de cuidados intensivos (UCI). El plan de preparación para emergencias san...