Results: 952

Chemical Composition and Antibacterial Effect of Plantago Major Extract on Periodontal Pathogens

Abstract Objective: To determine the in vitro antibacterial effect of different concentrations of the ethanol extract of Plantago major (plantain) on Porphyromonas gingivalis and Fusobacterium nucleatum. Material and Methods: Bacterial susceptibility tests were used in conjunction with the agar diffusi...

In Vitro Evaluation of the Antibacterial Effect of Photodynamic Therapy with Methylene Blue

Abstract Objective: To evaluate, in vitro, the effect of photodynamic therapy (PDT) compared to laser therapy and the use of a photosensitizer alone. Material and Methods: The following therapies were used: PDT, laser therapy and photosensitizer alone. For PDT, methylene blue (MB) at different concentr...

Effect of Listerine Mouthwash with Green Tea on the Inhibition of Streptococcus Mutans: A Microbiologic Study

Abstract Objective: To evaluate in vitro the antimicrobial effect of Listerine-green tea mouthwash on Streptococcus mutans (SM) in comparison with 0.12% Chlorhexidine (CHX) and Listerine-Zero. Material and Methods: The sensitivity and growth inhibition of SM bacterial species were evaluated and compar...

Torsional Resistance of Two New Heat Treated Nickel Titanium Rotary Instruments: An in Vitro Evaluation

Abstract Objective: To evaluate the difference in torsional resistance, angular deflection and fragment length between two new rotary instruments: AF Blue S4 and S-One. These files share all features except cross-sectional design. Material and Methods: A total of 40 new Nickel-Titanium instruments of ...

Effect of a Resin Coating Material on the Microleakage of Class V Restorations With or Without Post-Operative Bleaching

Abstract Objective: To evaluate the effect of a resin coating material on the microleakage of Class V composite resin restorations with and without post-operative bleaching. Material and Methods: Eighty class V cavities (3×3×1.5 mm) were prepared and filled with Z250 XT composite resin in the buccal ...

Chemical Composition, Antibacterial and Antifungal Potential of an Extract From the Leaves of Guapira Graciliflora Mart. Against Oral Microorganisms of Dental Interest

Abstract Objective: To perform an in vitro analysis of antibacterial and antifungal potential of an alcoholic extract from the leaves of Guapira Graciliflora Mart. against oral microorganisms and determine its chemical composition. Material and Methods: A hydroalcoholic extract of the leaves form G. gr...

Estudo in vitro e in vivo de sondas periodontais do tipo Williams disponíveis no mercado brasileiro

Resumo Introdução A sonda periodontal é a melhor ferramenta para o diagnóstico clínico da doença periodontal, porém o desenho da sonda pode influenciar nos resultados. Objetivo Avaliar as características estruturais de sondas periodontais do tipo Williams disponíveis no mercado brasileiro e av...

Acción antimicrobiana de dos pastas Guedes-Pinto modificadas - estudio in vitro

Objetivos: Evaluar in vitro la acción antimicrobiana de las pastas GuedesPinto modificadas con Diprogenta® y con Otosporin®, comparándolas con la pasta Guedes-Pinto convencional. Materiales y métodos: Se evaluó la acción antimicrobiana de las pastas Guedes Pinto contra cepas aisladas de los siguie...

Estudio de bioequivalencia in vitro de comprimidos de liberación inmediata de metformina de 850 mg comercializados en Bolivia

Con-ciencia (La Paz); 8 (2), 2020
INTRODUCCIÓN: los estudios de bioequivalencia demuestran la equivalencia en la calidad biofarmacéutica entre el producto farmacéutico multifuente y el medicamento de referencia, permitiendo el establecimiento de puentes entre las pruebas preclínicas y los ensayos clínicos asociados con el medicament...

Effect of whitening dentifrices containing optical agent on the variation of color, roughness and mass of a nanoparticulate composite resin

Introduction: Blue covarine is a pigment that promotes optical changes in dental surfaces, providing whitening. Objective: To evaluate in vitro the effect of bleaching dentifrices containing Blue covarine in nanoparticulate composite resin subjected to artificial darkening. Material and method: One hun...