Minimum Bactericidal Concentration
Mostrando 1-12 de 139 artigos, teses e dissertações.
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1. Atividade antibacteriana de nanopartículas de polipirrol diante de Staphylococcus aureus isolados de amostras de leite de vacas e cabras com mastite
ABSTRACT The aim of the present study was to evaluate the antibacterial behavior of polypyrrole nanoparticles (PPy-NPs) in water against biofilm producer or not S. aureus isolated from cows and goats with mastitis. One hundred and thirty-eight isolates of S. aureus were initially evaluated for biofilm formation by spectrophotometry in microplates. In additi
Arq. Bras. Med. Vet. Zootec.. Publicado em: 2020-05
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2. Potential of thyme essential oil on arugula sanitization
RESUMO Óleos essenciais de espécies vegetais são fontes alternativas importantes de compostos antimicrobianos no combate a patógenos de importância alimentar. O presente estudo buscou avaliar a atividade antimicrobiana in vitro do óleo essencial de tomilho (Thymus vulgaris), e aplicá-lo na sanitização de rúcula (Eruca sativa) minimamente processada
Ciênc. agrotec.. Publicado em: 20/01/2020
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3. Anti-Biofilm and Hemolytic Effects of Cymbopogon citratus (Dc) Stapf Essential Oil
Abstract Objective: To perform chemical analysis and to evaluate the anti-biofilm and hemolytic effect of the essential oil of Cymbopogon citratus. Material and Methods: Gaseous chromatography coupled to mass spectrometer was performed for chemical characterization of the essential oil. To verify the antimicrobial action, the Minimum Inhibitory Concentrati
Pesqui. Bras. Odontopediatria Clín. Integr.. Publicado em: 13/01/2020
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4. Antimicrobial activity of propolis extract fractions against Staphylococcus spp. isolated from goat mastitis
RESUMO: O uso indiscriminado de antibióticos no tratamento de mastite caprina leva ao desenvolvimento de micro-organismos resistentes que poderão estar presentes em alimentos, colocando em risco a saúde humana. Dessa forma, a própolis surge como uma alternativa para o tratamento de doenças por possuir uma ação antimicrobiana, principalmente pela prese
Pesq. Vet. Bras.. Publicado em: 10/01/2020
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5. Anti-Helicobacter pylori and Anti-inflammatory Properties of Eugenia uniflora L.
Abstract Helicobacter pylori is a bacterium that reaches half of the world population and it’s recognized as the main cause of chronic gastritis and peptic ulcer. In this study, we evaluated the anti-H. pylori, antioxidant and immunomodulatory activities of the methanolic (MeOH) extract of Eugenia uniflora leaves and chemical profile. Anti-H. pylori activi
Braz. arch. biol. technol.. Publicado em: 20/12/2019
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6. ANTIBACTERIAL ACTIVITY OF ZINC OXIDE NANOPARTICLES SYNTHESIZED BY SOLOCHEMICAL PROCESS
Abstract ZnO-NPs can be obtained through various methods, resulting in nanoparticles with different size and morphology, which directly influences their antimicrobial potential. The objective of this work was to evaluate the antibacterial activity of ZnO-NPs obtained by a solochemical process against important human foodborne pathogens: Staphylococcus aureus
Braz. J. Chem. Eng.. Publicado em: 30/09/2019
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7. ANTIMICROBIAL ACTIVITY OF ETHANOLIC EXTRACTS FROM Commiphora leptophloeos (MART.) J. B. GILLETT AGAINST Staphylococcus SPP. ISOLATED FROM CASES OF MASTITIS IN RUMINANTS
Resumo Considerando o potencial terapêutico de plantas medicinais como alternativas à antibioticoterapia, a pesquisa visa avaliar a atividade antimicrobiana de Commiphora leptophloeos contra isolados de Staphylococcus spp. de leite de ruminante com mastite subclínica. Para isso, foi elaborado o extrato etanólico bruto da casca e folhas de Commiphora lept
Ciênc. anim. bras.. Publicado em: 30/09/2019
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8. Propolis polyphenolic compounds affect the viability and structure of Helicobacter pylori in vitro
ABSTRACT To evaluate the anti-Helicobacter pylori activity of the major polyphenol compounds of propolis and their cellular damage, both as single molecule or in combination. Honey bees propolis were fractionated by using CPC and preparative HPLC. Four major polyphenols (chrysin, pinocembrin, galangin and caffeic acid phenethyl ester) were identified by thin
Rev. bras. farmacogn.. Publicado em: 26/08/2019
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9. MINIMUM BACTERICIDAL CONCENTRATION OF COMMERCIAL DISINFECTANTS ON STAPHYLOCOCCUS SPP. ISOLATED FROM MASTITIS IN GOATS AND DETECTION OF THE icaD GENE
Resumo O presente trabalho objetivou avaliar a eficácia in vitro de desinfetantes comerciais frente à Staphylococcus spp. isolados de casos de mastite em cabras e, relacionar a resistência observada com a presença do gene icaD. A microdiluição em caldo foi utilizada para avaliar a atividade antimicrobiana in vitro dos desinfetantes, enquanto a técnica
Ciênc. anim. bras.. Publicado em: 22/08/2019
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10. 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 iodonium salt and chitosan. Nine experimental infiltrant
Braz. oral res.. Publicado em: 15/08/2019
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11. Antimicrobial activity of mouth rinses against bacteria that initially colonizes dental’s surface
Resumo Introdução Muita publicidade sobre enxaguatórios bucais é veiculada em todos os meios de comunicação apelando para o efeito anti-placa e prestando um desserviço à comunidade. Grande quantidade de enxaguatórios bucais está disponível no mercado e estes diferem em suas composições e eficácia antimicrobiana. Objetivo Neste estudo, avaliam
Rev. odontol. UNESP. Publicado em: 02/05/2019
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12. Evaluation of the antimicrobial and antioxidant activity of 7-hydroxy-4’, 6-dimethoxy-isoflavone and essential oil from Myroxylon peruiferum L.f
Abstract: This study evaluated the antibacterial, antifungal, and antioxidant effect of 7-hydroxy-4’,6-dimethoxy-isoflavone and essential oil of Myroxylon peruiferum. The compound was isolated and its structure elucidated by NMR. The chemical composition of essential oil determined by GC-MS analysis. To evaluation of antimicrobial activity, the Minimum Inh
An. Acad. Bras. Ciênc.. Publicado em: 25/04/2019