Cytotoxic effects of polycarbonate-based orthodontic brackets by activation of mitochondrial apoptotic mechanisms

Nov 28, 2017 by in Dental Materials Comments Off on Cytotoxic effects of polycarbonate-based orthodontic brackets by activation of mitochondrial apoptotic mechanisms

Abstract Objectives The aim of the study was to evaluate the biological effects of water eluents from polycarbonate based esthetic orthodontic brackets. Methods The composite polycarbonate brackets tested were Silkon…

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Incorporation of antimicrobial agents can be used to enhance the antibacterial effect of endodontic sealers

Nov 28, 2017 by in Dental Materials Comments Off on Incorporation of antimicrobial agents can be used to enhance the antibacterial effect of endodontic sealers

Abstract Aim The antibacterial activity of five endodontic sealers against three different microorganism strains alone and following incorporation of 2% benzalkonium chloride (BC) and 2% cetylpyridinium chloride (CPC) was evaluated….

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Influence of convergence angle of tooth preparation on the fracture resistance of Y-TZP-based all-ceramic restorations

Nov 28, 2017 by in Dental Materials Comments Off on Influence of convergence angle of tooth preparation on the fracture resistance of Y-TZP-based all-ceramic restorations

Abstract Objective To investigate the influence of the convergence angle of tooth preparation on the fracture load of Y-TZP-based ceramic (YZ – Vita YZ) substructure (SB) veneered with a feldspathic…

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Substrate-free multi-cellular aggregates of human gingival fibroblasts—Fabrication, biomechanics and significance for tissue regeneration

Nov 28, 2017 by in Dental Materials Comments Off on Substrate-free multi-cellular aggregates of human gingival fibroblasts—Fabrication, biomechanics and significance for tissue regeneration

Abstract Objectives We fabricate multi-cellular aggregates of human gingival fibroblasts (hGFs) using a novel in vivo method that omits supportive flexible substrates. On the basis of the multi-cellular aggregates, constructive…

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Fatigue resistance and crack propensity of large MOD composite resin restorations: Direct versus CAD/CAM inlays

Nov 28, 2017 by in Dental Materials Comments Off on Fatigue resistance and crack propensity of large MOD composite resin restorations: Direct versus CAD/CAM inlays

Abstract Objectives To assess the influence of material/technique selection (direct vs. CAD/CAM inlays) for large MOD composite adhesive restorations and its effect on the crack propensity and in vitro accelerated…

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Effect of core design and veneering technique on damage and reliability of Y-TZP-supported crowns

Nov 28, 2017 by in Dental Materials Comments Off on Effect of core design and veneering technique on damage and reliability of Y-TZP-supported crowns

Abstract Objectives To evaluate the effect of framework design modification and veneering techniques in fatigue reliability and failure modes of veneered Yttria-Stabilized Tetragonal Zirconia Polycrystals (Y-TZP) crowns. Methods A CAD-based…

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Correlating in vitro scratch test with in vivo contact free occlusal area wear of contemporary dental composites

Nov 28, 2017 by in Dental Materials Comments Off on Correlating in vitro scratch test with in vivo contact free occlusal area wear of contemporary dental composites

Abstract Objectives The aims of this study are to determine the extent to which the ranking order for clinical Contact-Free-Occlusal-Area (CFOA) wear performance of composites correlates with the ranking based…

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