7,279 results match your criteria cement analyzed


Effects of baicalin on the proliferation and expression of OPG and RANKL in human cementoblast-lineage cells.

J Dent Sci 2022 Jan 12;17(1):162-169. Epub 2021 Jun 12.

Department of Orthodontics and Craniofacial Development Biology, Graduate School of Biomedical & Health Sciences, Hiroshima University, Hiroshima, Japan.

Background/purpose: Baicalin, a natural bioactive flavonoid extracted from Georgi, mediates bone metabolism, and recent studies have revealed that it has cell signaling properties. However, its biological functions in cementoblasts still remain unclear. This study therefore aimed to investigate the effects of baicalin on bone resorption markers, including osteoprotegerin (OPG) and receptor activator of nuclear factor-κβ ligand (RANKL), in human cementoblast-lineage cells, as well as their proliferation ability. Read More

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January 2022

Collagen cross-linking agents + dimethyl sulfoxide improving the adhesive properties of erosive lesion dentin.

Braz Dent J 2021 Nov-Dec;32(6):93-106

Department of Restorative Dentistry, State University of Ponta Grossa, Ponta Grossa, Paraná, Brazil.

To investigate the effect of the dimethyl sulfoxide combined with cross-linking agents on microtensile bond strength, silver nitrate penetration and in situ degree of conversion analysis of adhesives to the erosive dentin treatment with Cola-based soft drink. One hundred and sixty-six molars were assigned to 20 groups: (1) Treatment: Sound dentin; Erosive dentin; Erosive dentin treated with primer of dimethyl sulfoxide; Erosive dentin treated with DMSO primer containing proanthocyanidin and rivoflavin; (2) Adhesive systems: iBond Universal and Scotchbond Universal; and (3) adhesive strategy: etch-and-rinse or self-etch strategy. After restoration, specimens were sectioned into sticks to be tested. Read More

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January 2022

Is the Er:YAG laser affect the surface characteristics and bond strength of Y-TZP?

Braz Dent J 2021 Nov-Dec;32(6):83-92

School of Dentistry, University of Ribeirão Preto (UNAERP), Ribeirão Preto, São Paulo, Brazil.

This study evaluated the surface characteristics and bond strength of Y-TZP treated with Er:YAG laser at different focal distances. 120 Y-TZP blocks were divided into five groups (n=24), according to the surface treatment: no treatment (C-); sandblasting with silica-coated aluminum oxide particles (C+); and Er:YAG laser application at focal distances of 1mm (Er:YAG-1), 4mm (Er:YAG-4), and 7mm (Er:YAG-7). Surface characteristics were analyzed using Vickers microhardness, confocal laser microscope, scanning electron microscopy (SEM), and X-ray diffractometer (XRD). Read More

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January 2022

Survival of Hybrid Laminate Veneers using two different tooth preparation techniques: Randomized Clinical Trial.

Braz Dent J 2021 Nov-Dec;32(6):36-53

Department of Fixed Prosthodontics, Faculty of Dentistry, Cairo University, Cairo, Egypt.

The aim of this study was to evaluate the survival of laminate veneers constructed using a recent polymer-infiltrated ceramic network material following the aesthetic pre-evaluative temporary (APT) technique of tooth preparation in comparison to traditional technique. Six patients received 54 laminate veneers. They were divided into two equal groups (n=27) according to the technique of tooth preparation: group T: traditional technique and group A: aesthetic pre-evaluative temporary technique. Read More

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January 2022

Comparison of Marginal Fit and Internal Adaptation of Copings Fabricated with Polyetheretherketone and Zirconia - An Study.

J Pharm Bioallied Sci 2021 Nov 10;13(Suppl 2):S1199-S1205. Epub 2021 Nov 10.

Assistant Professor, Department of Prosthodontics, Chettinad Dental College, Chennai, India.

Context: Purpose: The aim of this study was to evaluate and compare the Marginal fit and Internal adaptation of copings fabricated with polyetheretherketone (PEEK) and Zirconia luted with resin cements.

Materials And Methods: Maxillary first premolar was prepared to receive all ceramic restoration. It was duplicated using addition silicon impression material for fabricating Cobalt-Chromium metal die, which is used as a master die. Read More

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November 2021

Biomechanical behavior of endocrown restorations with different cavity design and CAD-CAM materials under a static and vertical load: A finite element analysis.

J Prosthet Dent 2022 Jan 8. Epub 2022 Jan 8.

Professor, Department of Prosthodontics, Dental Research Center, Dentistry Research Institute, School of Dentistry, Tehran University of Medical Sciences, Tehran, Iran. Electronic address:

Statement Of Problem: The influence of different restorative materials, the divergence angle, and the preparation design of the pulp chamber floor in endocrowns on stress distribution is unclear.

Purpose: The purpose of this finite element analysis study was to evaluate the stress distribution and maximum von Mises stress values in endocrown restorations and remaining teeth.

Material And Methods: An endodontically treated first mandibular molar was prepared with 2-mm occlusal reduction, a butt-joint margin, and a mesial box with a 4-mm buccolingual extension to receive an endocrown restoration. Read More

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January 2022

Characterization of Novel Cement-Based Carboxymethyl Chitosan/Amorphous Calcium Phosphate.

Eur J Dent 2022 Jan 11. Epub 2022 Jan 11.

Department of Chemistry, Faculty of Mathematics and Natural Science, Universitas Sumatera Utara, Medan, Indonesia.

Objective:  This study aimed to analyze, evaluate, and characterize novel cement-based carboxymethyl chitosan/amorphous calcium phosphate (CMC/ACP).

Materials And Methods:  The three cement groups studied were gypsum (Gyp), and CMC/ACP-gypsum cement-based 5% (5% CAG) and 10% (10% CAG). The groups were characterized using Fourier-transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), setting time, and scanning electron microscopy (SEM) data. Read More

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January 2022

Flexural Behavior of a Novel Textile-Reinforced Polymer Concrete.

Polymers (Basel) 2022 Jan 2;14(1). Epub 2022 Jan 2.

Department of Civil, Construction & Environmental Engineering, University of New Mexico, MSC01 1070, Albuquerque, NM 87131, USA.

Textile reinforced concrete (TRC) has gained attention from the construction industry due to its light weight, high tensile strength, design flexibility, corrosion resistance, and remarkably long service life. Some structural applications that utilize TRC components include precast panels, structural repair, waterproofing elements, and façades. TRC is produced by incorporating textile fabrics into thin cementitious concrete panels. Read More

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January 2022

Evaluation of Particleboards Made from Giant Reed ( L.) Bonded with Cement and Potato Starch.

Polymers (Basel) 2021 Dec 29;14(1). Epub 2021 Dec 29.

Department of Engineering, Universidad Miguel Hernández, 03300 Orihuela, Spain.

There is a general concern about the rationalization of resources and the management of waste. Plant residues can contribute to the development of new non-polluting construction materials. The objective of this study was to valorize a plant residue such as the giant reed and obtain a particleboard with cement using potato starch as a plasticizer in a manufacturing process involving compression and heat. Read More

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December 2021

Survival of Prosthodontic Restorations Luted with Resin-Based versus Composite-Based Cements: Retrospective Cohort Study.

Materials (Basel) 2022 Jan 2;15(1). Epub 2022 Jan 2.

Department of Prosthetic Dentistry, Faculty of Medicine and Dentistry, Palacký University Olomouc, 775 15 Olomouc, Czech Republic.

The purpose of this study was to evaluate clinical performance, survival, and complications of indirect composite inlays, onlays, and overlays on posterior teeth. Digital records of 282 patients treated between 2014 and 2018 were accessed and analyzed retrospectively. The included patients received 469 composite restorations luted with seven different resin-based types of cement, i. Read More

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January 2022

Hydration-Strength-Workability-Durability of Binary, Ternary, and Quaternary Composite Pastes.

Materials (Basel) 2021 Dec 28;15(1). Epub 2021 Dec 28.

Department of Integrated Energy and Infra System, Kangwon National University, Chuncheon-si 24341, Korea.

At present, reducing carbon emissions is an urgent problem that needs to be solved in the cement industry. This study used three mineral admixtures materials: limestone powder (0-10%), metakaolin (0-15%), and fly ash (0-30%). Binary, ternary, and quaternary pastes were prepared, and the specimens' workability, compressive strength, ultrasonic pulse speed, surface resistivity, and the heat of hydration were studied; X-ray diffraction and attenuated total reflection Fourier transform infrared tests were conducted. Read More

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December 2021

Water treatment sludge conversion to biochar as cementitious material in cement composite.

J Environ Manage 2022 Jan 7;306:114463. Epub 2022 Jan 7.

School of Civil Engineering, Central South University, Changsha, Hunan Province, 410075, China.

Water treatment sludge was successfully thermally converted to obtain biochar as a stable material with resource potential. This research explored the application of sludge biochar as a supplementary cementitious material. The cement paste samples incorporating different amounts of sludge biochar were prepared, hardened, and analyzed for performance. Read More

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January 2022

Evaluation of the Sealing Ability of Direct versus Direct-Indirect Veneer Techniques: An In Vitro Study.

Biomed Res Int 2021 30;2021:1118728. Epub 2021 Dec 30.

University of Sulaimani, College of Dentistry, Kurdistan Region, Iraq.

Backgrounds: Marginal discoloration, microleakage, wear, and marginal fractures are all prevalent problems with composite veneers, and this scenario leads the esthetic outcome to deteriorate with time, resulting in patient discontent. . The study's goal was to determine the marginal sealing ability of composite laminate veneers when employing two types of veneer techniques: direct and direct-indirect veneers, as well as two types of composite resin: nanohybrid and microfilled composite resin restorations, using dye penetration method. Read More

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January 2022

Effect of aging on color stability of amine-free resin cement through the ceramic laminate veneer.

Dent Res J (Isfahan) 2021 22;18:99. Epub 2021 Nov 22.

Department of Restorative, Islamic Azad University of Medical Sciences, Tehran, Iran.

Background: This study aimed to assess the color change of two amine-free dual-cure resin cements following aging in comparison with a light-cure resin cement.

Materials And Methods: This , experimental study evaluated 6 groups ( = 10), including three groups of cements bonded to feldspathic porcelain and three groups of resin cements alone. Panavia V5 (Kuraray) and G-CEM LinkForce (GC) dual-cure resin cements and Choice 2 (Bisco) light-cure resin cements were bonded to porcelain according to the manufacturers' instructions. Read More

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November 2021

Testing the Olze and Timme Methods for Dental Age Estimation in Radiographs of Brazilian Subadults and Adults.

Acta Stomatol Croat 2021 Dec;55(4):390-396

Scientific Police of Paraiba, João Pessoa, Brazil.

Aim: This study aimed to test the applicability of the methods proposed by Olze et al. (2012) and Timme et al. for dental age estimation in Brazilian subadults and adults. Read More

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December 2021

Proliferation of Fibroblast Cells in Periradicular Tissue Following Intentional Replantation of Vertical Root Fractures Using Two Materials.

J Contemp Dent Pract 2021 Sep 1;22(9):998-1002. Epub 2021 Sep 1.

Faculty of Dentistry, Universitas Gadjah Mada, Yogyakarta, Indonesia, Phone: +622742882270; +6281802654009, e-mail:

Aim: This study aimed to investigate the fibroblast cells proliferation in periradicular tissue using mineral trioxide aggregate (MTA) and self-adhesive resin cement as the adhesive material for vertical root fracture fragments following intentional replantation.

Materials And Methods: This study used 27 male New Zealand rabbits aged 8-12 weeks. The mandibular incisor of each rabbit was extracted, and to simulate vertical fracture, the incisor tooth was sectioned vertically from the cervical to the 2/3 apical. Read More

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September 2021

Prosthetic complications with mandibular bar-retained implant overdentures having distal attachments and metal frameworks: A 2- to 12-year retrospective analysis.

J Prosthet Dent 2022 Jan 5. Epub 2022 Jan 5.

Associate Professor, Department of Reconstructive Dentistry and Gerodontology, School of Dental Medicine, University of Bern, Bern, Switzerland; Associate Professor, Department of Restorative, Preventive and Pediatric Dentistry, School of Dental Medicine, University of Bern, Bern, Switzerland; Adjunct Professor, Division of Restorative and Prosthetic Dentistry, The Ohio State University, Columbus, Ohio. Electronic address:

Statement Of Problem: Long-term reports on 2-implant-retained overdentures having metal frameworks and bars containing distal attachments are scarce.

Purpose: The purpose of this retrospective study was to evaluate prosthetic complications with 2-implant-retained mandibular overdentures with metal frameworks having either screw- or cement-retained cantilevered bars with distal attachments.

Material And Methods: Seventy-three edentulous study participants who had been treated with mandibular overdentures with 2 implants were included. Read More

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January 2022

Comparison of Bond Strength in the Different Class of Resin Cements to Cast and CAD/CAM Co-Cr Alloys.

Int J Dent 2021 26;2021:7843979. Epub 2021 Dec 26.

Private Practice, Tehran, Iran.

Objectives: Despite the widespread use of resin cements in cementing dental restorations, their bond strength to CAD/CAM base metal alloys is not widely studied. This study aimed to evaluate the microshear bond strength (SBS) between cobalt-chrome (Co-Cr) alloys fabricated using casting or CAD/CAM methods with three types of resin cements.

Materials And Methods: Fifty Co-Cr blocks were prepared with CAD/CAM or casting technique. Read More

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December 2021

Effect of luting cement thickness on the bond strength of glass fiber posts to dentin.

Gen Dent 2022 Jan-Feb;70(1):65-71

The objective of this study was to evaluate the effect of cement thickness and luting cement type on the push-out bond strength of glass fiber posts (GFPs) to root dentin. Sixty human maxillary root-filled canines or premolars with single straight roots were randomly divided into 6 groups (n = 10) according to the GFP configuration (conventional or relined with composite resin) and the cement used (RelyX U200, Ketac Cem, or Allcem Core). After endodontic treatment and GFP cementation, all of the roots were sectioned perpendicular to their long axis to obtain 1. Read More

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January 2022

Variability of Sagittal Plane Proximal Tibial Morphology and Its Effect on Stem Placement in Total Knee Arthroplasty.

Arthroplast Today 2022 Feb 15;13:55-61. Epub 2021 Dec 15.

Department of Orthopaedic Surgery Atrium Health/Atrium Musculoskeletal Institute, Charlotte, NC, USA.

The tibial joint line is offset posteriorly relative to the tibial sagittal anatomic axis. This can have consequences when using stemmed implants during total knee arthroplasty. We retrospectively analyzed native knee lateral radiographs in 100 patients. Read More

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February 2022

Color stability of a resin nanoceramic after surface treatments, adhesive cementation, and thermal aging.

J Prosthet Dent 2021 Dec 29. Epub 2021 Dec 29.

Associate Professor, Department of Dentistry, Federal University of Santa Catarina (UFSC), Florianópolis, Santa Catarina, Brazil.

Statement Of Problem: Whether color changes in resin nanoceramic (RNC) restorations can occur because of material and adhesive interface degradation is unclear.

Purpose: The purpose of this in vitro study was to evaluate the color of RNCs submitted to surface treatments, cementation, and aging.

Material And Methods: RNC specimens (N=120) were produced with a thickness of 0. Read More

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December 2021

Influence of agitation methods of irrigants after methylene blue-mediated PDT on the bonding interface of a fiber post cementation system.

Photodiagnosis Photodyn Ther 2021 Dec 28;37:102708. Epub 2021 Dec 28.

Department of Restorative Dentistry, School of Dentistry, Araraquara, São Paulo State University - UNESP, Araraquara, SP, Brazil. Electronic address:

Background: This study evaluated the effects of final agitation methods of irrigants to remove methylene blue and sodium hypochlorite residues after PDT-assisted endodontic treatment on the bond strength of fiber posts cemented with etch-and-rinse adhesive and conventional resin cement.

Methods: Ninety bovine teeth were endodontically treated. In sequence, post space preparation followed by methylene blue-mediated PDT and sodium hypochlorite (NaOCl) irrigation were performed. Read More

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December 2021

Pull-Out Bond Strength of Titanium Post Cemented with Novel Fast-Setting Calcium Silicate Cement.

Eur Endod J 2021 Dec;6(3):314-318

Section for Oral Ecology and Caries Control, Department of Dentistry and Oral Health, Aarhus University, Denmark.

Objective: The aim of this study was to compare the pull-out bond strength of prefabricated titanium posts cemented with novel fast-setting calcium silicate, zinc phosphate, or glass ionomer cements.

Methods: Sixty extracted human maxillary incisors were selected and received root canal treatment. Post space was prepared for titanium ParaPost XP size 5 (diameter=1. Read More

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December 2021

Insufficient Augmentation of Bone Cement Causes Recompression of Augmented Vertebra after Balloon Kyphoplasty.

Spine Surg Relat Res 2021 9;5(6):375-380. Epub 2021 Feb 9.

Department of Orthopaedic Surgery, Kanazawa University School of Medicine, Kanazawa, Japan.

Introduction: Balloon kyphoplasty (BKP) is one of the most frequently used clinical methods to relieve pain caused by osteoporotic vertebral compression fracture (OVCF); it can effectively improve the body height of the vertebra. However, recompression of the augmented vertebra (RAV) is often observed after BKP. This study aimed to report factors that are associated with RAV in terms of cement augmentation. Read More

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February 2021

High viscosity bone cement vertebroplasty versus low viscosity bone cement vertebroplasty in the treatment of mid-high thoracic vertebral compression fractures.

Spine J 2021 Dec 24. Epub 2021 Dec 24.

Department of Orthopedics Surgery, Bone and Joint Research Center, Chang Gung Memorial Hospital, Chang Gung University, Taoyuan, Taiwan, R.O.C.. Electronic address:

Background Context: As science and technology have advanced, novel bone cements with numerous formulated ingredients have greatly evolved and been commercialized for vertebroplasty. Recently, viscosity has been a focus to achieve better clinical outcomes and fewer complications. Meanwhile, the experience in the treatment of mid (T7-9) to high (T4-6) thoracic vertebral compression fractures is limited. Read More

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December 2021

Investigation on Variables Contributing to the Synthesis of C-S-H/PCE Nanocomposites by Co-Precipitation Method.

Authors:
Ziyang You Jing Xu

Materials (Basel) 2021 Dec 12;14(24). Epub 2021 Dec 12.

Key Laboratory of Advanced Civil Engineering Materials of Ministry of Education, Tongji University, Shanghai 201804, China.

The usage of nanoscale calcium silicate hydrate (nano C-S-H) proved to have an excellent promotion effect on the early performance of concrete as nano C-S-H with ultra-fine particle size can act as seeding for cement hydration. Therefore, it is of importance to tune the particle size during the synthesis process of nano C-S-H. In this paper, the influence of several variables of the particle size distribution (PSD) of nano C-S-H synthesized by chemical co-precipitation method with the aid of polycarboxylate (PCE) was studied by orthogonal experimental design. Read More

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December 2021

Quartzite Mining Waste: Diagnosis of ASR Alkali-Silica Reaction in Mortars and Portland Cement Concrete.

Materials (Basel) 2021 Dec 11;14(24). Epub 2021 Dec 11.

São Carlos School of Engineering, University of São Paulo-USP, São Paulo 13566-590, Brazil.

The main objective was to determine the deleterious potential of quartzite mining tailings subjected to different ASR alkali-silica reaction tests. The studies included petrographic analysis, chemical analysis of cements, expansion tests in mortar bars and concrete prisms, and microstructural analysis. Petrographic analysis of quartzites indicated high percentages of deformed quartz (95%), and were classified as potentially reactive. Read More

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December 2021

Experimental Investigation on the Effect of Converter Slag Aggregate for Blended Mortar Based on CT Scanning.

Materials (Basel) 2021 Dec 9;14(24). Epub 2021 Dec 9.

Department of Civil and Environmental System Engineering, Hanyang University, Ansan 15588, Korea.

This study investigated the air aging converter (Basic Oxygen Furnace, BOF) slag aggregate mortar with pulverized fly ash (PFA) and ferronickel slag (FNS). The chemical composition and mineralogical constituents of BOF incorporated mortar were analyzed. Setting time, flowability, compressive strength, and length change were measured to evaluate the fundamental properties of BOF mortar. Read More

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December 2021

Impact of Carbon Particle Character on the Cement-Based Composite Electrical Resistivity.

Materials (Basel) 2021 Dec 7;14(24). Epub 2021 Dec 7.

Faculty of Civil Engineering, Institute of Technology of Building Materials and Components, Brno University of Technology, Veveří 95, 602 00 Brno, Czech Republic.

Electroconductive cement-based composites are modern materials that are commonly used in many industries such as the construction industry, among others. For example, these materials can be used as sensors for monitoring changes in construction, grounding suspension, and resistance heating materials, etc. The aim of the research presented in this article is to monitor the impact of carbon particle character on cement-based electroconductive composites. Read More

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December 2021

Low-Carbon and Fundamental Properties of Eco-Efficient Mortar with Recycled Powders.

Materials (Basel) 2021 Dec 7;14(24). Epub 2021 Dec 7.

Shanghai Construction Group Co., Ltd., Shanghai 200080, China.

Using recycled powders from solid waste is accepted as an effective strategy to realize the sustainable development of the construction industry. In our study, the cement was substituted by two kinds of recycled powders, i.e. Read More

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December 2021