Initial attachment of human oral keratinocytes cultured on zirconia or titanium.

abstract：:The purposes of this study were to examine the shock absorption capability of addition-cured silicone denture relining materials and the bonding strength of addition-cured silicone denture relining materials and a commercial mouthguard material to determine its applicability to mouthguard adjustment. Two addition-cure...

journal_title：Dental materials journal

authors： Fukasawa S,Churei H,Chowdhury RU,Shirako T,Shahrin S,Shrestha A,Wada T,Uo M,Takahashi H,Ueno T

更新日期：2016-01-01 00:00:00

abstract：:The influence of a thin carbonate-containing hydroxyapatite (CA) coating to tetragonal zirconia polycrystal (TZP) on osteoblastlike cell response was investigated. TZP disks were subjected to blasting and acid etching. Thin CA coatings were deposited by the molecular precursor method (TZP-CA). Initial cell adhesion of...

journal_title：Dental materials journal

authors： Kaneko H,Sasaki H,Honma S,Hayakawa T,Sato M,Yajima Y,Yoshinari M

更新日期：2014-01-01 00:00:00

abstract：:The aim of this study was to examine the lifespan or number of cycles to failure of tapered rotary nickel-titanium (Ni-Ti) endodontic instruments. Simulated root canals with different curvatures were used to determine a relation between canal curvature and instrument lifespan. Using a novel mathematical model for the ...

journal_title：Dental materials journal

authors： Stojanac I,Drobac M,Petrovic L,Atanackovic T

更新日期：2012-01-01 00:00:00

abstract：:This study investigated transformations of nickel-titanium wires using differential scanning calorimetry (DSC) and thermomechanical analysis (TMA) under tensile load (100 gf or 500 gf). Two nickel-titanium wires, 35°C Copper Ni-Ti and Nitinol SE, were selected. DSC analyses were performed between -90° and 100°C. Speci...

journal_title：Dental materials journal

authors： Iijima M,Ohta M,Brantley WA,Naganishi A,Murakami T,Muguruma T,Mizoguchi I

更新日期：2011-01-01 00:00:00

abstract：:Temperature dependencies of thermal expansion coefficients for the alloys of Pd-Ag, Pd-Cu and Pd-Co binary systems were measured at temperatures up to 900 degrees C, with heating and cooling rates of 5 degrees C/min. The coefficient of thermal expansion of alloys with no transformation in the temperature range of inte...

journal_title：Dental materials journal

authors： Asaoka K,Kuwayama N

更新日期：1990-06-01 00:00:00

abstract：:The aim of this study was to estimate the flexural properties of three kinds of experimental fiber-reinforced composite (FRC) posts and to evaluate their potential use as posts. Experimental FRC posts were fabricated with glass, aramid, and UHMWP fibers. Commercial FRC posts were used for comparison. A three-point ben...

journal_title：Dental materials journal

authors： Kim MJ,Jung WC,Oh S,Hattori M,Yoshinari M,Kawada E,Oda Y,Bae JM

更新日期：2011-01-01 00:00:00

abstract：:The aim of this study was to evaluate the cytotoxicity of contemporary flowable and paste-like bulk-fill dental composites by using a real-time cell analysis. In the present paper, cytotoxicity levels of five flowable, five paste-like bulk-fill composite materials and one conventional flowable, one conventional paste-...

journal_title：Dental materials journal

authors： Demirel G,Gür G,Demirsoy FF,Altuntaş EG,Yener-Ilce B,Kiliçarslan MA

更新日期：2020-01-31 00:00:00

abstract：:The aim of the present study was to examine whether interconnected porous hydroxyapatite ceramics (IP-CHA) could be used as bone substitute for implant treatment in reconstructive surgery. We firstly assessed if surround of the titanium surface placed into granular or block-type IP-CHA can observe new bone formation i...

journal_title：Dental materials journal

authors： Minami M,Takechi M,Ohta K,Ohta A,Ninomiya Y,Takamoto M,Fukui A,Tada M,Kamata N

更新日期：2013-01-01 00:00:00

abstract：:The study evaluated changes in total enzymatic activity and degradation of demineralized dentin following the application of universal or self-etch adhesives. The universal adhesives -Scotchbond Universal (SU) and All-Bond Universal (ABU) and self-etch adhesives -Adper Easy Bond (EB) and G-aenial Bond (GB) were used f...

journal_title：Dental materials journal

authors： Ahmet BSO,Seseogullari-Dirihan R,Tezvergil-Mutluay A

更新日期：2020-12-03 00:00:00

abstract：:The extent of polymerization of light-cured composite resins cured in relatively large class II cavities was estimated by measuring Knoop hardness on sectioned surfaces of resin restorations. The influences of the incremental placement technique, exposure time, and post-curing of resin inlay on the extent of polymeriz...

journal_title：Dental materials journal

authors： Hirabayashi S,Hood JA,Hirasawa T

更新日期：1993-12-01 00:00:00

abstract：:This study sought to evaluate the effects of different staining solutions on the colour stability of nanocomposites compared with microhybrid resin and to evaluate the degree of conversion of these two materials. Two different shades of two different composites were cured in polytetraflouroethylene disk rings. Coffee,...

journal_title：Dental materials journal

authors： Al Kheraif AA,Qasim SS,Ramakrishnaiah R,Ihtesham ur Rehman

更新日期：2013-01-01 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：: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：:This study evaluated the biomineralization and dentinal tubules occlusion abilities of the carboxyl-terminated polyamidoamine dendrimer (PAMAM-COOH) on human demineralized dentin in vivo at different time points. Demineralization dentin model with and without treated with PAMAM-COOH were sutured to the interior side o...

journal_title：Dental materials journal

authors： Xie F,Wei X,Li Q,Zhou T

更新日期：2016-01-01 00:00:00

abstract：:With a view to understanding the structure-property relation of a silicone-based soft lining denture material after polymerization, its chemical composition and viscoelastic properties were investigated. Chemical compositions of the cured and uncured polymers of a commercial silicone permanent soft liner were determin...

journal_title：Dental materials journal

authors： Doğan OM,Keskin S,Doğan A,Ataman H,Usanmaz A

更新日期：2007-05-01 00:00:00

abstract：:The purpose of this study was to investigate the effect of laser irradiation on the enamel surface spectroscopically. Polished bovine enamel surface was irradiated with an Er:YAG laser apparatus and chemically analyzed using X-ray photoelectron spectroscopy (XPS). XPS detected core electron peaks such as carbon (C 1s)...

journal_title：Dental materials journal

authors： Mine A,Yoshida Y,Suzuki K,Nakayama Y,Yatani H,Kuboki T

更新日期：2006-06-01 00:00:00

abstract：:The aim of this study was to clarify the effect of heating rate on the development of both transient and residual stresses in investment molds. Solid, cylindrical, gypsum-based molds were modeled and theoretical calculations made of temperature distributions with a constant heating rate. These calculations used experi...

journal_title：Dental materials journal

authors： Asaoka K,Tesk JA

更新日期：1996-12-01 00:00:00

abstract：:A new type of self-etching agent, the single-step adhesive, was developed. The purpose of this study was to investigate the difference in the ultrastructural features of enamel and dentin surfaces following application of the prototype single-step adhesive (EXM618, 3M, MN, USA). Extracted caries-free human premolars w...

journal_title：Dental materials journal

authors： Han L,Cruz E,Fukushima M,Okamoto A,Okiji T

更新日期：2004-09-01 00:00:00

abstract：:Surface replication is a nondestructive evaluation technique applied in examining surfaces' cracks/wear. This is quite valuable when the surface of interest cannot be further manipulated by cutting or polishing to fit directly under a microscope. Replication by acetate sheets is one of the techniques applied in indust...

journal_title：Dental materials journal

authors： Ijbara M,Wada K,Wada J,Jayawardena JA,Miyashin M

更新日期：2019-02-08 00:00:00

abstract：:This study aimed to evaluate the effect of an acidic-adjusted pH of solvent in silanization on the amount of fluoride released and mechanical properties of heat-cured acrylic resin containing a silanized fluoride-releasing filler. The experimental groups were divided into 4 groups; non-silanized, acidic-adjusted pH, n...

journal_title：Dental materials journal

authors： Nakornchai N,Arksornnukit M,Kamonkhantikul K,Takahashi H

更新日期：2016-01-01 00:00:00

abstract：:This study was designed to examine the effects of dose of recombinant human BMP-2 (rhBMP-2) on bone formation at palatal sites in 10-week-old (10w) and 70-week-old (70w) rats, when combined with a polylactate-polyglycolate copolymer/gelatine sponge (PGS). New bone formation was observed at six weeks after implantation...

journal_title：Dental materials journal

authors： Yamaji K,Kawanami M,Matsumoto A,Odajima T,Nishitani Y,Iwasaka K,Yoshimitsu K,Yoshiyama M

更新日期：2007-07-01 00:00:00

abstract：:We aimed to establish an experimental animal model to evaluate materials for endodontic therapy. We focused on the biocompatibility of new paste-type zinc oxide-eugenol (ZOE) sealer. The results of this sealer were compared with those of conventional powder/liquid ZOE and eugenol-free sealers. The molars of Wistar rat...

journal_title：Dental materials journal

authors： Mutoh N,Tani-Ishii N

更新日期：2011-01-01 00:00:00

abstract：:Miniplates have been used during the last decade to facilitate stability between bony fragments in the maxillofacial region and are currently the preferred surgical method for the fixation of fractures and osteotomies. The aim of this study was to evaluate and compare the biomechanical behaviors of six different types...

journal_title：Dental materials journal

authors： Ergun S,Ofluoğlu D,Saruhanoğlu A,Karataşli B,Deniz E,Özel S,Tanyeri H

更新日期：2014-01-01 00:00:00

abstract：:The effect of etching for 90 s with low concentrations (0.5, 1.0, 2.0, 3.0, 3.5, and 4.0%) of hydrofluoric acid (HF) on the adhesiveness of computer-aided design/computer-aided manufacturing (CAD/CAM) resin blocks [CERASMART (CS), SHOFU BLOCK HC (HC), KATANA AVENCIA Block(KA), and VITA ENAMIC (EN)] was investigated. E...

journal_title：Dental materials journal

authors： Niizuma Y,Kobayashi M,Toyama T,Manabe A

更新日期：2020-12-03 00:00:00

abstract：:The purpose of this study was to propose a new numerical modeling of the glass fiber cloth reinforced denture base resin (GFRP). The proposed model is constructed with an isotropic shell, beam and orthotropic shell elements representing the outmost resin, interlaminar resin and glass fiber cloth, respectively. The pro...

journal_title：Dental materials journal

authors： Tanimoto Y,Nishiwaki T,Nishiyama N,Nemoto K,Maekawa Z

更新日期：2002-06-01 00:00:00

abstract：:The aim of this in vitro study was to evaluate the effects of different preparation angles on the precision of fit of zirconia crown frameworks. Dies were fabricated with three different preparation angles: 4, 8, and 12 degrees total taper. Ten copings were fabricated for each angle by a laboratory and a milling-cente...

journal_title：Dental materials journal

authors： Beuer F,Edelhoff D,Gernet W,Naumann M

更新日期：2008-11-01 00:00:00

abstract：:The aim was to investigate the effect of simulated low-temperature degradation (s-LTD) and hydrothermal fatigue on the degradation of three ZrO(2)-based dental materials. Lava, IPS, and NanoZr discs were randomly assigned to (1) Control-Storage in distilled water at 37°C; (2) Aging at 134°C for 5 h (s-LTD); (3) Thermo...

journal_title：Dental materials journal

authors： Perdigão J,Pinto AM,Monteiro RC,Braz Fernandes FM,Laranjeira P,Veiga JP

更新日期：2012-01-01 00:00:00

abstract：:In this study, wedge-shaped CP titanium castings and Ti-6Al-7Nb alloy castings were produced by three types of investment. The effects of the castings' thickness on surface reaction layer were investigated by measuring Vickers hardness, observing the microstructure, and analyzing the oxygen concentration. It was found...

journal_title：Dental materials journal

authors： Kikuchi H,Onouchi M,Miyanaga K,Wakashima M,Okuno O,Nishiyama M

更新日期：2004-09-01 00:00:00

abstract：:This study aimed to evaluate influence of different post-end positions in alveolar bone level on stress distributions in resin-core build-up tooth under different load directions. Three-dimensional mathematical models of a root-filled mandibular premolar tooth were constructed. Resin post and core were built-up with s...

journal_title：Dental materials journal

authors： Hatayama T,Chiba A,Kainose K,Nakajima M,Hosaka K,Wakabayashi N,Foxton RM,Tagami J

更新日期：2018-06-08 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