Effect of storage conditions on mechanical properties of resin composite blanks for CAD/CAM crowns.

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：:The aim was to characterize by atomic force microscopy (AFM) the nanostructure of human dentin surfaces affected by dental fluorosis (DF) before and after phosphoric acid etching. This study included 240 human dentin samples classified according to the severity of DF, which were divided into four groups using the Thyl...

journal_title：Dental materials journal

authors： Zavala-Alonso V,Aguilera-Flores R,Patiño-Marin N,Martinez-Castañon GA,Anusavice KJ,Loyola-Rodriguez JP

更新日期：2011-01-01 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 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：:The aim of the study was to evaluate bone regeneration using a canine model with surgically created periodontal defects filled for 12 weeks using a stratified biomaterial consisting in a biphasic calcium phosphate (BCP) covered with a crosslinking hydrogel acting as polymer membrane of silated hydroxypropyl methylcell...

journal_title：Dental materials journal

authors： Struillou X,Fruchet A,Rakic M,Badran Z,Rethore G,Sourice S,Fellah BH,LE Guehennec L,Gauthier O,Weiss P,Soueidan A

更新日期：2018-09-30 00:00:00

abstract：:Previously, high temperature properties of the silver-palladium-copper-gold alloy were investigated. In this study, the thermal expansion percentage and coefficient, and high temperature strengths of ADAS Type 3 gold alloy were investigated up to the liquidus temperature. Furthermore, microstructural and compositional...

journal_title：Dental materials journal

authors： Nagasawa S,Yoshida T,Terashima N,Mizoguchi T,Yagasaki H,Kamijo K,Ito M,Platt JA,Oshida Y

更新日期：2004-06-01 00:00:00

abstract：:To improve the bioactivity of titanium surfaces, glow discharge was used to facilitate collagen grafting on titanium disks. Titanium test specimens were pre-treated by glow discharge fed with a mixture of argon and allylamine (AA) gases. Treated titanium disks were then grafted with type I collagen using glutaraldehyd...

journal_title：Dental materials journal

authors： Chang WJ,Ou KL,Lee SY,Chen JY,Abiko Y,Lin CT,Huang HM

更新日期：2008-05-01 00:00:00

abstract：:This study evaluated the effect of different adhesive protocols on the shear bond strength (SBS) of bulk-fill resin composite repaired with bulk-fill or conventional composite. Cylindrical bulk-fill resin composite specimens were prepared and allocated into groups according to the bonding strategy: no treatment, Silan...

journal_title：Dental materials journal

authors： Cuevas-Suárez CE,Nakanishi L,Isolan CP,Ribeiro JS,Moreira AG,Piva E

更新日期：2020-03-31 00:00:00

abstract：:'Tooth-coloured' ProRoot MTA is an endodontic cement comprising an 80:20 wt% mixture of white Portland cement (WPC) and bismuth oxide. The setting reactions within this cement system are not currently well understood. Accordingly, this research monitors the early hydration chemistry of ProRoot MTA by X-ray diffraction...

journal_title：Dental materials journal

authors： Li Q,Coleman NJ

更新日期：2015-01-01 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：:This study evaluated the influence of heat treatment (HT) of the silane on the microtensile bond strength of resin cement to a feldspathic ceramic. Ceramic (VITA VM7) and composite blocks (N=32) were divided into four groups (n=6 for bond test, n=2 for SEM) at random and subject to following sequence of conditioning: ...

journal_title：Dental materials journal

authors： de Carvalho RF,Martins ME,de Queiroz JR,Leite FP,Ozcan M

更新日期：2011-01-01 00:00:00

abstract：:The objective of this work was to analyze the antimicrobial and antibiofilm activities of bismuth lipophilic nanoparticles (BisBAL NPs) incorporated into chitosan-based membranes. Chitosan-based membranes were homogeneously embedded with BisBAL NPs, confirming the bismuth presence by scanning electron microscopy. The ...

journal_title：Dental materials journal

authors： Martínez-Martínez MA,Hernandez-Delgadillo R,Abada BS,Pineda-Aguilar N,Solís-Soto JM,Nakagoshi-Cepeda MAA,Nakagoshi-Cepeda SE,Chellam S,Sánchez-Nájera RI,Cabral-Romero C

更新日期：2019-07-31 00:00:00

abstract：:This in vitro study aimed to investigate the effects of glass-ionomer and flowable composite liners on the fracture resistance of Class II amalgam and composite restorations. Group 1 cavities were restored with amalgam and Group 4 cavities with nanofill composite after the application of a dentin-bonding agent. For th...

journal_title：Dental materials journal

authors： Güray Efes B,Yaman BC,Gümüştaş B,Tıryakı M

更新日期：2013-01-01 00:00:00

abstract：:We evaluated the effect of different curing strategies for universal adhesives on micro-tensile bond strength (μTBS) between resin cement and dentin and/or between resin cement and indirect resin composite. Flat coronal dentin surfaces and composite resin disks were pretreated with silane-containing universal adhesive...

journal_title：Dental materials journal

authors： Araoka D,Hosaka K,Nakajima M,Foxton R,Thanatvarakorn O,Prasansuttiporn T,Chiba A,Sato K,Takahashi M,Otsuki M,Tagami J

更新日期：2018-06-08 00:00:00

abstract：:The purpose of this study was to clarify the effect of silver nanoparticles on the behavior of subcritical crack growth (SCG) in dental porcelains. Prior to occurrence of fast fracture in dental porcelains, SCG occurs and leads to strength degradation over time. SCG in dental porcelains can be characterized by the str...

journal_title：Dental materials journal

authors： Fujieda T,Uno M,Ishigami H,Kurachi M,Kamemizu H,Wakamatsu N,Doi Y

更新日期：2013-01-01 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：:Bioactive-glass (B-G) is a material known for its favorable biological response when in contact with surrounding fibro-osseous tissues, due not only to an osteoconductive property, but also to an osteostimulatory capacity, and superior biocompatibility for use in human body. The objectives of this paper are to review ...

journal_title：Dental materials journal

authors： Profeta AC,Prucher GM

更新日期：2015-01-01 00:00:00

abstract：:This study aimed to evaluate the effect of sulfinic acid sodium salt interposition after acid and sodium hypochlorite treatment (NC treatment) on dentin bonding durability using a mild type one-step self-etching adhesive. Fifteen human third molars were randomly assigned into three experimental groups according to den...

journal_title：Dental materials journal

authors： Nakatani H,Mine A,Matsumoto M,Kabetani T,Kawaguchi-Uemura A,Higashi M,Tajiri Y,Imai D,Hagino R,Minamino T,Miura J,Yatani H

更新日期：2017-11-29 00:00:00

abstract：:The objective of this study was to evaluate, using methylene blue (MB), the effects of various light sources on the bleaching action of hydrogen peroxide (H(2)O(2)) with two titanium dioxide (TiO(2)) photocatalysts - an ultraviolet light-activated TiO(2) photocatalyst (UVTiO(2)) versus a visible light-activated TiO(2)...

journal_title：Dental materials journal

authors： Suyama Y,Otsuki M,Ogisu S,Kishikawa R,Tagami J,Ikeda M,Kurata H,Cho T

更新日期：2009-11-01 00:00:00

abstract：:Cyclic torsional loading tests were carried out in the laboratory using various implant systems, in order to clarify differences between the systems in loosening of abutment screws. Six samples from six commercially available abutment systems were used, giving a total of 36 samples. Four of the systems used internal c...

journal_title：Dental materials journal

authors： Katsuta Y,Watanabe F

更新日期：2015-01-01 00:00:00

abstract：:The purpose of this review is to summarise recent advances in the design and composition of bioactive surface layers of implantabile biomaterials, and thus the genetic potential of osteoprogenitor cells to recognize and respond to these diverse implanted biomaterials. Changes applied to a biomaterial's surface, in gen...

journal_title：Dental materials journal

authors： Letić-Gavrilović A,Scandurra R,Abe K

更新日期：2000-06-01 00:00:00

abstract：:The purpose of this study was to evaluate the effect of osteogenic differentiation of bone marrow stromal stem cells (BMSCs) on bone formation in a novel interconnected porous calcium hydroxyapatite (IP-CHA). BMSCs/IP-CHA composites, as a cell-hybrid artificial bone, were made by injecting BMSCs solution into IP-CHA s...

journal_title：Dental materials journal

authors： Doi K,Kubo T,Hayashi K,Imura K,Akagawa Y

更新日期：2007-03-01 00:00:00

abstract：:The human antimicrobial peptide beta-defensin-2 (hBD2) shows broad antibacterial activity and infrequent bacterial resistance. Here mesoporous bioactive glass (MBG) was loaded with hBD2, forming hBD2-loaded MBG (BD-MBG). The antibacterial and osteogenic effects of BD-MBG were investigated in comparison with MBG and th...

journal_title：Dental materials journal

authors： Ren L,Zhang Z,Deng C,Zhang N,Li D

更新日期：2020-12-24 00:00:00

abstract：:The purpose of this study was to evaluate, in vitro, the antimicrobial effect of iRoot BP, iRoot BP Plus, and mineral trioxide aggregate (MTA) against Entercoccus faecalis and Candida albicans by using direct contact test. The materials were tested immediately after application to the microtiter wells and after settin...

journal_title：Dental materials journal

authors： Damlar I,Ozcan E,Yula E,Yalcin M,Celik S

更新日期：2014-01-01 00:00:00

abstract：:This study evaluated the effect of resin coating (COA) on dentin bond strength (BS) of five resin cements (RC). Ten groups were tested, according to RC and COA combinations. RCs were applied onto prepolymerized resin discs, which were bonded to dentin surfaces. Teeth were stored in water for 24 h, subjected to 5,000 t...

journal_title：Dental materials journal

authors： Giannini M,Takagaki T,Bacelar-Sá R,Vermelho PM,Ambrosano GM,Sadr A,Nikaido T,Tagami J

更新日期：2015-01-01 00:00:00

abstract：:The objective was to compare bond strengths of adhesives with/without thermocycling and to analyze the micromorphology of resindentin interfaces. Flat dentin surfaces were prepared and divided into eight groups to bond with four etch-and-rinse adhesives (Optibond FL, Adper Scotchbond Multi-Purpose, Optibond Solo Plus,...

journal_title：Dental materials journal

authors： Sangwichit K,Kingkaew R,Pongprueksa P,Senawongse P

更新日期：2016-01-01 00:00:00

abstract：:This study aimed to determine the influence of sodium hypochlorite (NaOCl) contamination on the microhardness of build-up composites. Fifty-two samples, from each of three build-up materials (LuxaCore Dual, MultiCore flow and Rebilda DC) were prepared. Half of the samples from each material were stored in physiologic ...

journal_title：Dental materials journal

authors： Wegehaupt FJ,Betschart J,Attin T

更新日期：2010-08-01 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 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：: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