Evaluation of resin infiltration on demineralized root surface: An in vitro study.

abstract：:This study investigated the effect of bulk-fill composites on proximal contact tightness (PCT) of composite restorations using different matrix systems. 150/standardized-MO-ivorine cavity preparations were divided into 5 groups; Smart Dentin Replacement (SDR), SonicFill (SF), Tetric EvoCeram Bulk-Fill (TEB), G-ænial U...

journal_title：Dental materials journal

authors： El-Shamy H,Sonbul H,Alturkestani N,Tashkandi A,Loomans BA,Dörfer C,El-Badrawy W

更新日期：2019-02-08 00:00:00

abstract：:The purpose of present investigation was to compare the cyto-genotoxicity induced by five dental alloys in vitro. The cyto-genotoxicity induced by five dental alloy extracts on human B lymphoblast cells was assessed with neutral red uptake (NRU) , CCK-8, comet and micronucleus (CBMN) assays in vitro, respectively. The...

journal_title：Dental materials journal

authors： Zhihong C,Yezhen L,Zhiyuan G,Zhongqiao Y,Xiaoxue L,Yifeng R,Weikun F,Jiliang H

更新日期：2011-01-01 00:00:00

abstract：:The objective of this study is to develop a casting investment that prevents the blackening of the cast surface of noble metal alloys. The experimental investments were prepared using a gypsum-bonded investment in which the metallic powders such as boron (B), silicon (Si), aluminum (Al) and titanium (Ti) were added as...

journal_title：Dental materials journal

authors： Kakuta K,Nakai A,Goto S,Wakamatsu Y,Yara A,Miyagawa Y,Ogura H

更新日期：2003-03-01 00:00:00

abstract：:A new tensile fatigue test using a stainless steel screw was introduced. A transparent PMMA rod was selected as the test material. A hole was drilled and tapped into the rod; a screw was put into the rod with dental cement or without cementation. Three types of cyclic loads were applied to the test piece; the number o...

journal_title：Dental materials journal

authors： Nishimura F,Nakamura H,Watari F,Tanaka I,Takahashi H

更新日期：1992-12-01 00:00:00

abstract：:This study aimed to evaluate cyclic fatigue resistance and bending properties and torque/force generation of WaveOne Gold (WOG) Primary in comparison with WaveOne (WO) Primary and Reciproc (RE) R25. A cyclic fatigue test revealed that the WOG Primary took significantly longer time to fracture compared with the WO Prim...

journal_title：Dental materials journal

authors： Fangli T,Maki K,Kimura S,Nishijo M,Tokita D,Ebihara A,Okiji T

更新日期：2019-06-01 00:00:00

abstract：:The purpose of this study was to establish a method using FTIR to evaluate the polymerization characteristics of UDMA-based resins. Three kinds of experimental UDMA-based resins were prepared with various molar fractions. IR spectra of the cured film specimens were measured with FTIR before and after extracting residu...

journal_title：Dental materials journal

authors： Nomoto R,Hirasawa T

更新日期：1999-06-01 00:00:00

abstract：:The torsional fracture strength at the interface between a base plate and veneering material was evaluated for three kinds of veneered restoration: porcelain fused to zirconia (PFZ), porcelain fused to metal (PFM), and composite resin veneered metal (CRVM). The metal and zirconia base plate (30×4×0.4 mm) were prepared...

journal_title：Dental materials journal

authors： Watanabe F,Seto M,Ueda K,Ozawa M

更新日期：2018-07-29 00:00:00

abstract：:Glass-ceramic powders with the oxide batch formulation 50wt%SiO2, 20wt%P2O5 and 30wt%CaO were prepared by the sol-gel process using tetraethoxysilane, calcium nitrate and phosphoric acid as raw materials. The obtained gels and powders were characterized by TG-DTA thermal analysis, FTIR analyses and XRD measurements. T...

journal_title：Dental materials journal

authors： Taira M,Okazaki M,Takahashi J

更新日期：1997-12-01 00:00:00

abstract：:To evaluate the cytotoxicity of resin cements on dental pulp-derived cells (bDPCs), Bifix QM (BQM), Choice 2(C2), RelyX U200(RU200), Maxcem Elite(ME), and Multilink Automix(MA) were tested. The materials were incubated in DMEM for 72 h. A real-time cell analyzer was used to evaluate cell survival. The statistical anal...

journal_title：Dental materials journal

authors： Arslan Malkoç M,Demir N,Şengün A,Bozkurt ŞB,Hakki SS

更新日期：2015-01-01 00:00:00

abstract：:The fluorescence and physical properties of thulium-doped zirconia were investigated. A standard grade of zirconia (TZ-3Y-E) and two translucent dental zirconia materials (Zpex and Zpex Smile) were examined. The specimens were prepared by addition of 0-1.5 wt% Tm2O3 and then sintering. When exposed to UV light, the Tm...

journal_title：Dental materials journal

authors： Nakamura T,Okamura S,Nishida H,Usami H,Nakano Y,Wakabayashi K,Sekino T,Yatani H

更新日期：2018-11-30 00:00:00

abstract：:The purpose of this study was to evaluate the effects of dentin attrition, phosphoric acid etching, and cyclic loading on the microtensile bond strength (microTBS) of a self-etching adhesive system to dentin. Flat dentin surfaces of human molars were assigned to eight experimental groups based on those with or without...

journal_title：Dental materials journal

authors： Shinkai K,Ebihara T,Shirono M,Seki H,Wakaki S,Suzuki M,Suzuki S,Katoh Y

更新日期：2009-03-01 00:00:00

abstract：:A new method of all-ceramic production using alumina coping has been developed. The present study investigates the influence of secondary firing (glass infiltration firing) conditions. Samples of porcelain build-up without secondary firing were also assessed. The suitability of coping that included secondary firing wa...

journal_title：Dental materials journal

authors： Masuda T,Kakimoto K,Takahashi K,Komasa Y

更新日期：2016-01-01 00:00:00

abstract：:The relation between the bonding efficacy of the dentin adhesive and the physical change of the dentin after treatment with various dentin cleansers was investigated. The dentin surface was cleaned with one of the seven experimental dentin cleansers, 5, 10, 20, 30 and 40% of the phosphoric acid, neutralized 0.5 M EDTA...

journal_title：Dental materials journal

authors： Chiba M,Itoh K,Wakumoto S

更新日期：1989-06-01 00:00:00

abstract：:Besides micro-mechanical interlocking through hybrid-layer formation, self-etch adhesives may benefit from additional chemical interaction between the functional monomer and residual hydroxyapatite. One-step adhesives are commonly associated with lower bonding effectiveness, which must be attributed in part to the dis...

journal_title：Dental materials journal

authors： Van Meerbeek B,Van Landuyt K,De Munck J,Hashimoto M,Peumans M,Lambrechts P,Yoshida Y,Inoue S,Suzuki K

更新日期：2005-03-01 00:00:00

abstract：:Adhesion promoting monomers for dental metals, 5-(4-vinylbenzyl)-2-thiobarbituric acid (5VS), 6- (4-vinylbenzyl-n-propyl) amino-1,3,5-triazine-2,4-dithione (VBATDT) and 9,10-epithiodecyl methacrylate (EP8MA), were synthesized and surface treatment agents were prepared by dissolving each monomer in ethanol or acetone. ...

journal_title：Dental materials journal

authors： Kadoma Y

更新日期：2003-09-01 00:00:00

abstract：:Removable partial dentures (RPDs) with resin-clasp retentive parts, which are known as non-metal-clasp dentures (NMCDs), have been used as alternatives for conventional RPDs with metal clasp, in case of aesthetic prosthodontic treatments. In this study, a profilometer and dynamic micro-indentation tests were used to i...

journal_title：Dental materials journal

authors： Tanimoto Y,Nagakura M

更新日期：2018-11-30 00:00:00

abstract：:To investigate the bonding of tooth-colored indirect restorations to cervical dentin, shear bond strengths of bonded resin inlays to cervical dentin and mid-coronal dentin were investigated and compared. Indirectly fabricated composite inlays (Estenia) were cemented with a dual-cured resin cement (Panavia Fluoro Cemen...

journal_title：Dental materials journal

authors： Shimada Y,Sattabanasuk V,Sadr A,Yuan Y,He Z,Tagami J

更新日期：2006-03-01 00:00:00

abstract：:The depths of calcium-ion incorporation into a commercially pure titanium and an experimental beta-type titanium alloy were determined using Auger electron spectroscopy. After the electrochemical deposition of apatite, new compositional gradients appeared in the profiles in which the Ca and P concentrations gradually ...

journal_title：Dental materials journal

authors： Ban S,Kamiya A,Sonoda T

更新日期：2002-12-01 00:00:00

abstract：:This study compared bovine serum albumin (BSA) adsorption onto octacalcium phosphate (OCP) materials prepared from two wet preparations in the absence (w-OCP) and presence (c-OCP) of gelatin. Raman spectroscopy was used to analyze the BSA adsorption onto OCPs in a 150 mM Tris-HCl buffer containing 0.5 mM calcium and i...

journal_title：Dental materials journal

authors： Tsuchiya K,Hamai R,Sakai S,Suzuki O

更新日期：2020-09-29 00:00:00

abstract：:This study aimed to evaluate the inhibitory effect of experimental pastes containing surface pre-reacted glass ionomer (S-PRG) fillers on enamel demineralization. Bovine blocks were treated twice a day for 4 days by 7 groups; experimental pastes containing 0-30 wt% S-PRG filler (S00, S01, S05, S10, and S30), deionized...

journal_title：Dental materials journal

authors： Nakamura K,Hamba H,Nakashima S,Sadr A,Nikaido T,Oikawa M,Uo M,Tagami J

更新日期：2017-07-26 00:00:00

abstract：:Recently, an esthetic tooth coating material has been developed. The material consisted of a primer solution, a base coat, and a top coat. The purpose of this study, therefore, was to evaluate the color change of this tooth coating material and two resin composites after immersion in food-simulating, staining solution...

journal_title：Dental materials journal

authors： Fujita M,Kawakami S,Noda M,Sano H

更新日期：2006-06-01 00:00:00

abstract：:The effects of desensitizer, disinfectant, saliva, blood, and hydrogen peroxide on the tensile bond strength between adhesive and ceramic as well as between adhesive and dentin were examined. Sixty 7x3 mm pressed ceramic discs of IPS e.max were fabricated and randomly assigned to six groups of different dentin surface...

journal_title：Dental materials journal

authors： Zortuk M,Kilic K,Gurbulak AG,Kesim B,Uctasli S

更新日期：2010-08-01 00:00:00

abstract：:The purpose of this study was to evaluate the effect of different polymerization cycles on the flexural strengths and microhardness of two denture base materials (Meliodent and Paladent). Heat-polymerized acrylic resin specimens (65.0 mm long×10.0 mm wide×2.5 mm in height) were prepared using different short and long ...

journal_title：Dental materials journal

authors： Gungor H,Gundogdu M,Alkurt M,Yesil Duymus Z

更新日期：2017-03-31 00:00:00

abstract：:The aim of this in vitro study was to evaluate the effects of desensitizer pre-treatment on in-office bleaching using an artificial discoloration tooth model. The stained specimens were divided into four groups (n=10); without application (Control group), Shield Force plus (SF group), UltraEz (UE group) and Teeth Mate...

journal_title：Dental materials journal

authors： Kyaw KY,Otsuki M,Hiraishi N,Segarra MS,Tagami J

更新日期：2019-10-02 00:00:00

abstract：:This study investigated the contrast ratio and grain size depending on sintering parameters of twelve different zirconia materials and compared with glass-ceramic (N=156, n=12 per group). Contrast ratio of all ceramics was measured using a spectrophotometer according to ISO 2471: 2008. Grain sizes of zirconia were det...

journal_title：Dental materials journal

authors： Stawarczyk B,Emslander A,Roos M,Sener B,Noack F,Keul C

更新日期：2014-01-01 00:00:00

abstract：:To elucidate the cause of brittleness of porcelain fused to pure titanium (PFPT) which leads to chipping and cracking similar to that of conventional porcelain in clinical use, fracture toughness KIc, hardness (Hv and Hk) and fracture energy gamma reflecting the bonding energy of atoms were evaluated. In KIc there wer...

journal_title：Dental materials journal

authors： Higashino Y,Yamauchi M,Goto T,Nagasawa T

更新日期：2003-12-01 00:00:00

abstract：:The physical properties of experimental visible light-activated resins containing dyestuff, which could be quickly discolored by irradiation was, evaluated by analyzing light absorbance characteristics and measuring micro Vickers hardness. The experimental resin, which was prepared by mixing equivalent weights of Bis ...

journal_title：Dental materials journal

authors： Nakazato J,Itoh K,Wakumoto S

更新日期：1989-12-01 00:00:00

abstract：:The aim of this study was to investigate the effects of potassium fluoride (KF) and sodium fluoride (NaF) in different concentrations on micro-shear bond strength (µSBS) and their protective effects against acid. The enamel blocks were treated with several concentrations of KF and NaF. For µSBS, Clearfil SE Bond 2 was...

journal_title：Dental materials journal

authors： Al-Qahtani A,Inoue G,Abdou A,Nikaido T,Tagami J

更新日期：2020-10-27 00:00:00

abstract：:The purpose of this study was to investigate the retention force of complete palate coverage and palate-less dentures made with three polymerization systems (DS system, SR-Ivocap system, microwave polymerization system) in vitro. The retention force between each denture and a polyurethane model by intervening artifici...

journal_title：Dental materials journal

authors： Teraoka F,Nakagawa M,Takahashi J

更新日期：2004-03-01 00:00:00

abstract：:We investigated the adsorption of lipoteichoic acid (LTA) on titanium surfaces by using the quartz crystal microbalance (QCM) method, and confirmed the influence of mucin (MUC) pre-adsorption on LTA adsorption. Two injection methods were evaluated. Namely, Method A: single-step injection of LTA solution to the Ti sens...

journal_title：Dental materials journal

authors： Yoshida E,Hayakawa T

更新日期：2020-12-03 00:00:00