Manuel Toledano

..Mild self-etch one-step adhesives (TBF/OUB) showed a higher degree of cure, lower hydrophilicity, and major resistance to degradation of resin-dentin bonds when compared to highly acidic self-etching adhesive (GB)...

..The objective of the study was to determine the efficacy of a ZnO-doped etch and rinse adhesive in decreasing MMPs-mediated collagen degradation at the resin-dentine hybrid layer, and increasing bonding stability...

..Tooth bleaching is based on hydrogen peroxide application. The Objective of this study was to determine whether dental bleaching agents affect metalloproteinases-mediated dentin collagen degradation...

..Dentine matrix metalloproteinases (MMPs) play an important role in the dentine caries process...

..In ethanol-resin mixtures, CSE attained the most homogeneous structure and OUB showed the most heterogeneous phase. Addition of 5 vol% ethanol to resins decreased the nanophase separation when compared with the control materials...

..To determine the bond strength of seven adhesive systems to human cementum, and to assess the promoted surface roughness...

..To evaluate the effect of mechanical loading on the microtensile bond strength (MTBS) of five adhesive systems to dentin...

..To examine the differential expression of matrix metalloproteinase-2 (MMP-2) in human coronal and radicular sound and carious dentine using combined trichrome staining technique and immunofluorescence approach...

..Surface roughness and wettability (contact angle measurements) of water and the CSEB primer were also evaluated on this substrate...

..MTBS did not decrease in IE specimens except for OUB. Resin and collagen dissolution were evident in DE groups after storing...

..The aim is to determine if superficial or deep dentine microhardness (MH) is affected by different chemical dentine pre-treatments performed for resin bonding...

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..05). Doubling the application time of Futurabond attained the highest microTBS to dentin; whereas, no differences among all bonding application parameters evaluated could be detected when the adhesive was applied to enamel...

..Fuji Ortho LC and Vivaglass Cem left an almost clean enamel surface after debracketing...

..To evaluate the longevity of resin-dentin bonds of three adhesives using different storage media and specimen size...

..The partial inhibitory action of CHX on MMP activity produced by self-etching adhesives was prolonged compared with the short-acting PA- or EDTA-treated dentin...

..The chemically cured (paste-paste) composite resin cement, requiring a mixing procedure, was the most affected by immersion in alcohol-containing solutions...

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..The objective was to determine if collagen degradation may be modulated by an excess of zinc or zinc chelators...

..To determine the microtensile bond strength (microTBS) of one- and two-step self-etch adhesives bonded to sound dentin conditioned or not with phosphoric acid (H3PO4) and sodium hypochlorite (H3PO4 + NaOCl)...

..To evaluate the degradation of resin-enamel interfaces bonded with different adhesive systems...

..To determine the bond strength of five adhesives systems to either superficial or deep dentin...

..To evaluate resin-dentine bond degradation after 1 year of water storage...

..Applied after AG, HG, DL, and DT, Prompt L-Pop adhesive provided adequate bond strength to dentin after 24 h of water storage. Bond strength decreased when specimens were stored in distilled water for 6 or 12 months...

..This study aimed to investigate if the use of protease inhibitors (EDTA and chlorhexidine) may influence microtensile bond strength (MTBS) of an etch-and-rinse adhesive system to caries-affected human dentin...

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..To evaluate the microtensile bond strength (MTBS) of different coupling agents used in fiber post-composite bonds to withstand different in vitro challenging procedures...

..To evaluate the laboratory resistance to degradation and the use of different bonding treatments on resin-dentin bonds formed with three self-etching adhesive systems...

..To measure the water sorption and solubility of different resin-based restorative dental materials...

..To evaluate the hydrolytic stability of different dual-cure resin cements when luted to zirconia ceramic...

..Zinc-doped resin reduced collagen degradation in Single Bond hybrid layers, but did not affect bond strength. The addition of zinc to SE Bond had no beneficial effects...

..To evaluate the resistance to degradation of resin-dentin bonds formed with a one-step acetone-containing and HEMA-free adhesive...

..To evaluate the microtensile bond strength (MTBS) of self-etch (with or without H(3)PO(4)-etching) and total-etch bonding systems bonded to different regions of dentin...

..However, laser fluorescence and KH did not permit high correlations with resin-dentine bond strengths in caries-affected dentine...

..To evaluate the effect of an in vitro challenge (NaOCl immersion) on microtensile bond strength (MTBS) of five adhesive systems to dentin...

..To evaluate the effect of shortening the etching time on roughness, microhardness and bond strength of three adhesive systems to primary tooth dentin...

..Attempts to improve the bonding performance of water/ethanol-based self-etching systems by using different bonding application parameters were system-specific and only effectively detected in one-step adhesive systems...

..To evaluate the effect of surface conditioning on the microtensile bond strength of zirconium-oxide ceramic to dual-cured resin cements...

..To determine the influence of NaOCl application on shear bond strengths (SBS) to superficial and deep dentin, using Prime & Bond 2.1...

..To determine the marginal leakage of Class V restorations bonded with etch-and-rinse and self-etching adhesives applied after different dentin pretreatments over a maximum storage time of 24 months...

..To evaluate the effect of different fiber post surface treatments on bond strength...

..After 24 h, all adhesives performed similarly. When specimens were subjected to mechanical loading, decreases in MTBS were observed for Clearfil New Bond and Multilink Primer...

..To determine the role of an anti-oxidant agent (ascorbic acid-AA) on resin-dentin bonds resistance to degradation of two adhesives...

..After NaOCl immersion, only specimens subjected to EDTA demineralization maintained the initial bond strength. We conclude that the collagen network is better-preserved after EDTA demineralization...

..Wettability (contact angle measurements) of the primers of these three adhesive systems was also evaluated on superficial and deep dentin...

..to evaluate the effect of sodium hypochlorite (NaOCl) treatment on surface dentin roughness (Ra) and contact angle (CA) when using Prime&Bond NT adhesive (PB NT)...

..To evaluate the bond stability of resin cements when luted to glass-reinforced alumina and zirconia CAD/CAM dental ceramics...

..To evaluate the influence of the alloy type and the associated investing and casting techniques, on the marginal adaptation of bridge structures luted onto prefabricated implant abutments...

..The aim of this study was to evaluate the influence of different treatments on the surface roughness of In-Ceram Alumina (VITA, Säckingen, Germany)...

..Eugenol contamination did not affect the dentin wetting. Acid etching significantly diminished contact angle values. Dentin wetting was greater on deep dentin than on superficial dentin...

..017; p>0.05). SEM evaluation revealed that the shorter etching time created a less retentive enamel surface. Absolute enamel loss also decreased...

..No differences were found for microleakage on gingival wall, although lased dentin surfaces presented several characteristics that appear to be advantageous for bonding...

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..On dentin, CSEB showed the lowest dye penetration values among the three adhesive systems. SEM and TEM studies showed hybrid layer and resin tag formations in all groups...

..To evaluate the bond stability of resin cements used for luting alumina-based all-ceramic dental restorations...

..This study evaluated the microleakage and interfacial micromorphology of Class V cervical amalgam restorations lined with OptiBond, AElitebond, or Panavia 21...

..Ultrastructure of the interfaces was examined by scanning electron microscopy (SEM)...

..To investigate the surface roughness and the initial adhesion of Streptococcus mutans on seven dental resin-based restorative materials...

..The Er-YAG laser created a laser-modified layer that adversely affects adhesion to dentin, so it does not constitute an alternative bonding strategy to conventional acid etching...

..Polymer burs created a thick smear layer that was not infiltrated by tested self-etching agents. The bonding effectiveness of self-etching and glass-ionomer-like adhesives to dentin decreased when polymer burs were used...

..Nanofillers are added to dental adhesives to improve mechanical properties of the hybrid layer. Ethanol or water added to the demineralized dentin to improve adhesive infiltration may produce filler aggregation...

..to evaluate the effect of different conditioning treatments on surface roughness and topography of dental cementum...

..Adverse chemical interactions could have occurred between the remnant collagen matrix and/or mineralized dentin after NaOCl treatment. There is no additional advantage in using NaOCl treatment with this adhesive...

..To evaluate the effectiveness in the formation of resin tags, adhesive lateral branches and hybrid layers of five adhesive systems, when bonding to dentine...

..The application of a silane coupling agent increased MTBS of flowable composite resins to translucent posts. X-flow and Point 4 attained the highest MTBS regardless of the silane treatment...

..001). Absolute ethanol produced collapse and shrinkage of collagen fibrils. Ascending ethanol concentrations did not collapse the matrix and shrank the fibrils less than absolute ethanol-rinses...

..In vitro degradation always decreased MTBS, and fatigue loading only diminished MTBS on dehydrated dentin. Load cycling increased dye penetration on dentin margins. Degradation always increased ML in both enamel and dentin margins...

..Laser sintering of Co-Cr enhances the roughness of metal structures, which may improve the frameworks' microretention of the cements, and of the opaquer before the copings are veneered with the aesthetic ceramics...

..In the relaxing phase, mean angle and spreading rates on polished dentin differ significantly from those on etched and deproteinized dentin, but the latter do not differ significantly from each other...

..To evaluate the influence of alloy type and casting procedure on the fracture strength (FS) of metallic frameworks for implant-supported fixed prostheses...

..At short irradiation times (30 s), the maximum effectiveness of the photoinitiating system was obtained by the experimental CYTED2...

..05). Differences in dentin hardness as a function of depth exist, but they might not be relevant, and no alteration of the distribution of stresses along the adhesive interface is expected...

..To evaluate the dentin wetting by four adhesive systems and to relate the wetting properties with the adhesive efficiency...

..direct scanning of tooth preparation) and finish line type (chamfer vs. shoulder) on the vertical fit of zirconia frameworks for three-unit posterior-lower bridges...

..If the paste was not used with the Enhance system, the obtained surface was rougher than when using Sof-Lex discs...

..Limited decalcification/infiltration was observed for self-adhesive cements into the underlying dentin. Self-adhesive cements were not able to demineralize/dissolve the smear layer completely...

..The purpose of this study was to determine if experimental resin cements containing bioactive fillers may modulate matrix metalloproteinase-mediated collagen degradation of etched dentin...

..The aim of this study was to assess by using confocal microscopy (CLSM), AFM nano-indentation and microtensile bond strength test (μTBS) the quality of the resin-dentin interfaces created with selected bonding parameters...

..For deep dentin, collagen removal did not influence the average roughness, but it resulted in a significantly greater degree of wettability. The degree of wettability for deep dentin was greater than for superficial dentin...

..The second objective was to examine the effect of intrapulpal pressure on the microtensile bond strength of these adhesives...

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..The use of a hydrophilic resin monomer (4-META) for on-demand hydrolysis of the gamma-MPTS silane expedited interfacial water sorption and hydrolytic degradation, which may be prevented with alternative coupling strategies...

..Composites using TEGDMA as diluent were used as control...

..This provides an explanation for the degradation of hybrid layers after acid-etched dentine matrices are infiltrated with these adhesives...

..In conclusion, flowability and hydrophobic nature can be considered important properties when selecting intermediate agents for composite repair...

..Multinuclear MR studies provided evidence for the interaction of the adhesive with dentin, which involves hydroxyapatite and is stronger for CD than for RD, but no direct proof was obtained on bonding to collagen...

..Although the one-step self-etching adhesive/silane combination enhances post adhesion, the extensive nanoleakage provides channels for rapid water sorption that may expedite hydrolytic degradation of the post/core interface...

..To analyze the extent of polymerization of four adhesive systems on whitened enamel immediately after bonding or delayed for 24 hours and 2 weeks. The effect of prolonged light-curing was also analyzed...

..To evaluate the longevity of sound (SD) and caries-affected dentin (CAD) bonds made with etch-and-rinse and self-etching adhesives after a 6-month water-storage period, using bond strength and morphological evaluations...

..01). Multilink applied with its own adhesive system obtained the best results, while the lowest bond strength was achieved with clearfil photo core in combination with multilink primer...

..Long-term clinical studies are needed prior to making a general recommendation for their use...

..The purpose of this study was to measure and analyze the mechanical properties of several composite materials designed for dental restoration...

..To verify the influence of different etching procedures of the post-surface on microtensile bond strength values between fiber posts and composite core materials...

..To evaluate the effect of different silane agents and air-drying temperatures on bond strength of translucent quartz fibre posts to composite resin...

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..Interfacial strengths were enhanced with the adjunctive use of H2O2 etching and silanization, and were probably dependent on the ability of the flowable composites to completely infiltrate this interdiffusion zone...

..Long-term clinical studies are needed prior to making a general recommendation for their use...

..A warm vertical compaction technique using thermoplasticized gutta-percha and AH Plus sealer appears to be more effective in minimizing bacterial leakage...