Influence of surface treatments on the surface properties of different zirconia cores and adhesion of zirconia-veneering ceramic systems

Nov 25, 2017 by in Dental Materials Comments Off on Influence of surface treatments on the surface properties of different zirconia cores and adhesion of zirconia-veneering ceramic systems

Abstract Objective The aim of this study was to assess the influence of surface treatments on the surface characteristics of different zirconia cores and the adhesion of the zirconia-veneering ceramic…

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Antifungal activity of dental resins containing amphotericin B-conjugated nanoparticles

Nov 25, 2017 by in Dental Materials Comments Off on Antifungal activity of dental resins containing amphotericin B-conjugated nanoparticles

Abstract Objectives To evaluate the antifungal activity, biocompatibility and mechanical properties of dental resins containing silica nanoparticles functionalized with amphotericin B (SNP-DexOxAmB) against five species of Candida. Methods Dental resin…

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Salivary protein adsorption and Streptococccus gordoniiadhesion to dental material surfaces

Nov 25, 2017 by in Dental Materials Comments Off on Salivary protein adsorption and Streptococccus gordoniiadhesion to dental material surfaces

Abstract Objectives The initial adhesion of microorganisms to clinically used dental biomaterials is influenced by physico-chemical parameters like hydrophobicity and pre-adsorption of salivary proteins. Here, polymethyl methacrylate (PMMA), polyethylene (PE),…

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Effects of thickness, processing technique, and cooling rate protocol on the flexural strength of a bilayer ceramic system

Nov 25, 2017 by in Dental Materials Comments Off on Effects of thickness, processing technique, and cooling rate protocol on the flexural strength of a bilayer ceramic system

Abstract Objective To determine whether the thickness, processing technique, and cooling protocol of veneer ceramic influence the flexural strength of a bilayer ceramic system. Materials and methods Sixty-four bar-shaped specimens…

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Influence of specimen dimensions and their derivatives ( C-factor and volume) on polymerization stress determined in a high compliance testing system

Nov 25, 2017 by in Dental Materials Comments Off on Influence of specimen dimensions and their derivatives ( C-factor and volume) on polymerization stress determined in a high compliance testing system

Abstract Objective To verify the null hypothesis that in a high compliance testing system stress magnitude was not influenced by specimen dimensions and, therefore, by its cavity configuration factor (…

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Composite polymerization stress as a function of specimen configuration assessed by crack analysis and finite element analysis

Nov 25, 2017 by in Dental Materials Comments Off on Composite polymerization stress as a function of specimen configuration assessed by crack analysis and finite element analysis

Abstract Objectives To test the null hypothesis that polymerization-induced stress was not influenced by cavity dimensions and geometries. Methods Four experimental groups, with different C-factors and specimen volumes were defined…

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