Results: 90

Chemical composition, antioxidant, antimicrobial activity, toxicity, genetic analysis and popular use of Eugenia luschnathiana (O. Berg) Klotzsch ex B. D. Jacks: a literature review

This review describes the geographical distribution, botanical data, popular use, chemical composition, pharmacological activities and genetic aspects related to Eugenia luschnathiana, a native Brazilian plant popularly known as “bay pitomba”. E. luschnathiana leaves are characterized morphologica...

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...

Antimicrobial activity of the essential oils from the leaves and stems of Amomum rubidum Lamxay & N. S. Lý

This paper described the chemical compositions and antimicrobial activity of the essential oils from the leaves and stem of Amomum rubidumLamxay & N. S. Lý, collected from Bidoup Nui Ba National Park, Lam Dong, Vietnam. The essential oils were obtained by hydrodisitllation method while antimicrobial ac...

Preservative of Essential Oil Blends: Control of Clostridium perfringens Type a in Mortadella

Abstract The aim of this study was to evaluate the antimicrobial effect of the essential oils of cinnamon, cardamom, clove, oregano, and thyme and their synergism on vegetative cells and endospores of Clostridium perfringens type A inoculated in meat sausage (mortadella), as well as the influence of blen...

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...

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 �...

Antimicrobial effects of fentanyl and bupivacaine: an in vitro study

Rev. bras. anestesiol; 70 (4), 2020
Abstract Study objective: In this study, we aimed to compare the antimicrobial effects of bupivacaine and fentanyl citrate and to reveal the impact on antimicrobial effect potential in the case of combined use. Design: In vitro prospective study. Setting: University Clinical Microbiology Laboratory. ...

Efeito do extrato da própolis e do digluconato de clorexidina sobre a formação de biofilme por Candida albicans em resina acrílica

RFO UPF; 25 (1), 2020
Objetivo: avaliar in vitro a ação antimicrobiana do extrato da própolis (EP) e do digluconato de clorexidina (DCHX) na formação de biofilme por Candida albicans em resina acrílica termopolimerizada. Métodos: o efeito do EP e DCHX em biofilmes de C. albicans foi avaliado pela quantificação de Uni...

Biological activities and phytochemical screening of leaf extracts from Zanthoxylum caribaeum L. (Rutaceae)

Biosci. j. (Online); 36 (1), 2020
The Brazilian flora is known for its vast biodiversity; however, many species have been still little studied regarding to their chemical composition and biological potential. Thus, this study aimed to determine the antimicrobial, antioxidant and acaricidal activity of the extracts of leaves o...

Antimicrobial activity and toxicity of glass ionomer cement containing an essential oil

Braz. j. med. biol. res; 53 (12), 2020
The aim of this study was to evaluate the antimicrobial activity and toxicity of glass ionomer cement (GIC) modified with 5-methyl-2-(1-methylethyl)phenol (thymol) against Streptococcus mutans in silico and in vitro. The antimicrobial activity of thymol on GIC modified with concentrations of 2% (GIC-2) a...