Lezize Sebnem Türkün

Lezize Sebnem Türkün
Ege University · Department of Restorative Dentistry

Full Professor (DDS, PhD)

About

86
Publications
53,266
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
1,855
Citations
Introduction
I am currently working on clinical trials on posterior glass hybrid materials and resin composites. I have a special interest on prefabricated composite veneers and their clinical performance, discolorations and how to remove them.
Additional affiliations
December 2009 - November 2014
Ege University
Position
  • Professor Doctor
October 1991 - present
Ege University
Position
  • Professor (Full)
Education
October 1986 - June 1991
Ege University
Field of study
  • Dentistry

Publications

Publications (86)
Chapter
Full-text available
ABSTRACT The fact that possible oral complications that can be seen during the cancer treatment of oncology patients may affect the cancer treatment reveals the importance of the dentist's treatment approach. Warning the patient about dental problems, providing oral hygiene, and emphasizing the im- importance of regular recalls are among the most i...
Article
Full-text available
The aim of the present study is to evaluate the physical properties of endodontically treated teeth restored with five different restorative techniques and materials. Hundred and forty extracted human molar teeth were used. In addition to five restoration groups, specimens with no restorations were used as the negative control, and intact molar tee...
Article
Full-text available
The contemporary approach for operative caries management emphasizes personalized interventions for each patient, dependent upon the individual’s caries susceptibility/risk, the stage of the carious lesion and its activity. The clinician’s challenge is to optimize the extent of cavity preparation and the choice of dental restorative biomaterials, a...
Article
Full-text available
Objectives We assessed the long-term cost-effectiveness of glass hybrid (GH) versus composite (CO) for restoring permanent molars using a health economic modeling approach. Methods A multi-national (Croatia, Serbia, Italy, Turkey) split-mouth randomized trial comparing GH and CO in occlusal-proximal two-surfaced cavities in permanent molars (n=180...
Article
Full-text available
Background Wear and quality assessment of translucent monolithic zirconia and CAD-on® restorations were performed. Methods Forty 3-unit posterior FDP in 18 patients (age:18-50yrs) were made from translucent monolithic zirconia (tm) (Zenostar T) and zirconia-frameworked, lithium disilicate layered (c) (CAD-on), materials in a split-mouth design. Re...
Poster
Full-text available
Virtual Conseuro 2021 official invitation. Do not forget to register at www.conseuro2021.org
Article
Full-text available
Objectives We assessed the cost-effectiveness of two amalgam alternatives, glass hybrid (GH) and composite (CO) in a multi-country randomized controlled split-mouth trial. Materials University clinics in Croatia, Serbia, Italy and Turkey participated. Pairs of GH (EQUIA Forte, GC) and a nano-hybrid CO (TetricEvoCeram, IvoclarVivadent) were randoml...
Article
Full-text available
We aimed to assess the translucencies of seven anterior resin composites in comparison to natural dental tissues under dry and hydrated conditions. Seven resin composites—Clearfil Majesty ES‐2 (A1‐AE1), Essentia (LE‐Universal), Ceram‐X Duo (E1), Synergy D6 Enamel (Universal White Opaque), Harmonize (A1), Filtek Ultimate (XW Enamel), and Zenit (W2)—...
Article
Full-text available
The most effective way of preventing the development of dental disease is to control the occurrence of dental plaque. The removal of this plaque from the teeth and related areas is essential for the maintenance of good oral hygiene. The right toothpaste plays a critical role in oral health, but it is usually difficult to know which product is actua...
Article
Full-text available
Tooth bleaching procedures are widely used in dental practice however, there are various contraindications and some undesirable adverse effects that may occur during or after these treatments. The main purpose of tooth bleaching is to provide effective and long-term bleaching with the minimization or elimination of the possible adverse effects. The...
Chapter
Full-text available
MI TREATMENT PLAN This document is the culmination of years of discussions among academics and professionals about how minimum intervention dental care can succeed in a modern dental practice in any setting. This guide features the single most important tool for any dentist and dental team member to use right now: the Minimum Intervention Treatment...
Article
Full-text available
Purpose: To compare the clinical performance of a glass hybrid restorative system, EQUIA Forte, with that of a nanohybrid resin composite, Tetric EvoCeram, in two-surface class II cavities. Materials and methods: This multicenter, randomized controlled clinical study was conducted at four different dental schools. In total, 360 restorations were...
Article
Full-text available
The aim of this study is to investigate the effect of toothbrushing and paste repolishing on the colour restitution of long‐term coffee discoloured prefabricated and direct resin composites. One prefabricated (Componeer‐Coltène) and three direct resin composites (Brilliant Ever Glow‐Coltène, Essentia‐GC, Harmonize‐Kerr) were tested. Componeer sampl...
Poster
Full-text available
The objective of this study was to investigate the clinical performance of a glass hybrid material, EQUIA Forte restorative system versus a resin composite, Tetric EvoCeram after two-year follow up. Two-surface restorations in the molar region in a split-mouth design were evaluated.
Poster
Full-text available
clinical comparison of indirect prefabricated and direct resin composites were compared over a period of 2 years
Article
Full-text available
ABSTRACT INTRODUCTION: The objective was to evaluate one year clinical performance of composite veneers applied with different techniques. METHODS: The first 15 teeth were restored with an indirect technique with Esthet•X HD (Dentsply DeTrey, Konstanz, Germany), the next 15 teeth were restored with a direct approach with Ceram•X duo (Dentsply DeTre...
Article
Full-text available
Determining the energy transferred at the bottom of eleven bulk-fill resin composites, comparing top and bottom microhardness’s and evaluating the correlation between microhardness and radiant energy were aimed. Samples were placed over the bottom sensor of a visible light transmission spectrophotometer and polymerized for 20 s. The bottom and top...
Article
Full-text available
OBJECTIVES Dental caries is a disease of dental tissue that affects more than 90% of adult subjects. Its management has been the subject of numerous clinical and laboratory investigations, and the approaches suggested in the literature are now clear enough for a correct diagnosis of injuries and the execution of treatments that are always adequate...
Article
Full-text available
Aim: To evaluate the color changes of prefabricated and direct resin composites discolored in coffee after brushing. Methods: One prefabricated (Componeer-Coltène) and three direct resin composites (Brilliant Ever Glow-Coltène, Essentia-GC, Harmonize-Kerr) were used. Componeer samples were prepared with and without polishing. After baseline color-m...
Article
Full-text available
The aim was to investigate the antibacterial activity of various acids and adhesives with and without antibacterial components against Streptococcus mutans. The antibacterial activities of 35% phosphoric acid (Ultra-Etch), 37% phosphoric acid with benzalkonium chloride (Etch-37), adhesive with chlorhexidine (Peak Universal Bond) and without any age...
Article
Full-text available
The aim of this study was to evaluate the intrapulpal temperature changes during the curing of different bulk-fill restorative materials. Ten mandibular molar teeth were selected and occlusal surfaces were removed to obtain a standard 0.5 mm occlusal dentin thickness. Five bulk-fill restorative materials and a conventional resin composite (control)...
Article
Full-text available
Objectives The aim of this study was to evaluate the effect of resin coating on the wear depth of highly viscous glass ionomer cements (HVGICs) after 40,000 cycles, corresponding to over 8 years of tooth brushing. Materials and methods A resin composite (Gradia Direct Posterior), two HVGICs (EQUIA Fil and Riva Self Cure), a resin coating (EQUIA Coa...
Chapter
Full-text available
The aim is to reduce risk factors that are identified from the risk assessment, which are aligned with the child’s specific age group and related treatment strategies. An individualized care plan can be created using these charts, which will help to develop the necessary interventions required
Article
Full-text available
Objective: The aim was to evaluate the effects on intrapulpal temperature change of two different LED light-source modes used during the polymerization of bulk-fill composite resins placed in deep cavities. Materials and Method: Human extracted mandibular molar teeth (n=5) were used to create single-tooth model with an occlusal dentin-thickness of...
Article
Full-text available
Objective: The aim of this study was to evaluate the long-term clinical performance of two encapsulated glass ionomer cements (GICs) (EquiaFil and Riva SC) covered with two different coatings (Equia Coat and Fuji Varnish) over six years using modified US Public Health Service (USPHS) criteria. Methods: Fifty-four patients having class I and II r...
Article
Full-text available
Objectives: The aim of this study was to evaluate the effects of various finishing and polishing systems on the final surface roughness of a resin composite. Hypotheses tested were: (1) reduced-step polishing systems are as effective as multiple-step systems on reducing the surface roughness of a resin composite and (2) the number of application s...
Book
Full-text available
Preface This book represents the vast esthetic dentistry experience accumulated by leading women dentists from around the world. The idea of a multidisciplinary book on esthetic dentistry arose from my realization that esthetics is a subject that engages all the dental disciplines, and not merely prosthetics or surgery. In many cases, the key to ex...
Article
Full-text available
OBJECTIVE: The objective of this study was to compare the shade matching ability of dentists with different experience levels in comparison to a spectrophotometer. MATERIALS AND METHOD: Participants were selected from the volunteer fourth grade students of Faculty of Dentistry, Ege University (n=100). A fifthyear undergraduate student, a research a...
Data
Background. In a 24-month clinical trial, the authors compared three brands of light-cured composite resins that were used to restore the posterior teeth of 38 patients. Methods. A total of 88 Class I and 32 Class II restorations were made using Z100 (3M Dental Products Div.), Clearfil Ray-Posterior (Kuraray Co. Ltd.) and Prisma TPH (Caulk/Dentsply...
Article
Full-text available
The restoration of endodontically treated teeth may be a challange for the dentist, especially when great damages occured on the coronal part. These large defects will reduce the strength of endodontically treated teeth againts functional forces. From 1950’s post systems are being used to compensate tissue loss and support coronal restoration. Nowa...
Conference Paper
Objective: This study compared the color changes of five different resin composites after the application of different polishing and coating systems. Method: The resin composites tested were Filtek Supreme XT, Gradia Direct, Ceram-X Duo, Tetric N Ceram and Clearfil Majesty Esthetic. A total of 250 specimens (50/resin composites, 12 x 2 mm) were f...
Conference Paper
Full-text available
Objective: To abrade with a toothbrush test two glass ionomers coated with a resin material over 4000 cycles corresponding to 8 years of wear. Method: The glass ionomers tested were Fuji IX GP eXtra (GC Europe) and Riva Self Cure (SDI, Australia). The coating materials were G-Coat PLUS and Fuji Varnish. Gradia Direct Posterior was used as a contr...
Article
Full-text available
ZET Amaç: Farklı yüzey işlemlerinin ve adeziv sistemlerin, amalgam ve rezin kompozitin birlikte kullanıldığı kombine restorasyonların bağlanma direnci üzerine olan etkilerinin incelenmesidir. Gereç ve Yöntem: Makaslama bağlanma direnci testi için 130 adet amalgam örnek (4x6 mm), her grupta 10 örnek içeren 13 gruba ayrıldı. Sekiz gruptaki örneklerin...
Article
Full-text available
The aims of this study were to: (1) evaluate the A2 shades of various types and brands of resin composites to determine if any color differences occurred before and after polymerization and after 1 month of storage in water and (2) examine the correlation among the color changes and changes in Commission internationale de l'éclairage L*, a*, and b*...
Conference Paper
Objectives: The aim of this study was to investigate the effects of home and office bleaching materials on the color of various restorative materials versus human enamel. Methods: 96 specimens were fabricated from 6 different restorative materials including IPS Empress (Ivoclar-Vivadent, Schaan Liechtenstein), Filtek Supreme XT (3M-ESPE AG, Germa...
Article
Full-text available
To evaluate the effect of different surface treatments and bonding procedures on the tensile bond strength (TBS) of resin composites repaired 6 months after polymerization. Resin composite sticks were aged in distilled water at 37°C for 6 months. They were divided into 12 groups (n = 10) according to the combination of surface treatment/bonding pro...
Conference Paper
Objectives: The aim of this study was to evaluate the clinical performance of a microhybrid and a nanohybrid resin composite combined with two polishing systems for a period of two years. Methods: Thirty-two patients with anterior esthetic problems were enrolled in this study. 126 teeth were randomly restored using a nanohybrid resin composite Cl...
Conference Paper
Full-text available
Objectives: The aim of this study was to evaluate the clinical performance of two different encapsulated restorative glass ionomer cements and two surface coating material combinations for a period of 18-months. Methods: Fifty-four patients having four to eight small or moderate size Class I and II restorations/caries were included in the study....
Article
Full-text available
This study investigated the radiopacity of six commercially available flowable composites by using a digital image analysis method to determine the mean gray values of the materials. The flowable resin composites evaluated in this study were Clearfil Majesty Flow, Estelite Flow Q, Tetric N Flow, Esthet X Flow, Filtek Supreme XT Flow and Gradia Dire...
Article
Full-text available
The effect of three different bonding strategies on the shear bond strength of a resin composite to fluorotic enamel surfaces was investigated. Thirty-six noncarious extracted human molars with fluorosis and 36 without fluorosis were scraped clean from any remaining tissue, and then were divided into three subgroups according to the tested dentin b...
Article
Full-text available
The purpose of this study was to compare the clinical performance of a polyacid modified resin composite and a nanocomposite applied with an antibacterial adhesive system over a period of 2 years in noncarious Class V lesions. Twenty-four patients with at least two noncarious cervical lesions were enrolled in the study. The teeth were restored with...
Article
Full-text available
Clinical Relevance Both Er:YAG and Er, Cr:YSGG laser systems similarly affected the composition and microhard-ness of dentin.
Article
Full-text available
This study compared the color changes of five novel resin composites polished with two one-step polishing systems when exposed to coffee solution. The resin composites tested were Filtek Supreme XT, Grandio, CeramX, Premise and Tetric EvoCeram. A total of 150 discs (30/resin composites, 10 x 2 mm) were fabricated. Ten specimens/resin composites cur...
Article
Many regions in the world do not have electricity, water, or access to dental facilities that allows the treatment of caries with dental handpieces and rotary burs. For restorative techniques used in these regions, an antibacterial self-adherent glass ionomer material would contribute considerably. This study aimed to test if chlorhexidine diacetat...
Article
Full-text available
The purpose of this in-vitro study was to investigate the shear/peel bond strength of metal brackets bonded to human enamel with differently cured bonded systems combined with an antibacterial adhesive component. One hundred twenty extracted molars were divided into 3 groups. Stainless steel brackets were bonded with 1 of 3 systems: group 1, no-mix...
Article
Full-text available
The aim of this study was to evaluate the clinical success potential of two nanocomposites placed in posterior teeth using an antibacterial adhesive system over 18 months. A total of 49 Class I and 47 Class II restorations were placed in the permanent teeth of thirty adult patients. The carious lesions were restored with Grandio (Voco) or Filtek Su...
Article
Full-text available
This study: 1) analyzed the surface roughness of five novel resin composites that contain nanoparticles after polishing with three different one-step systems and 2) evaluated the effectiveness of these polishers and their possible surface damage using scanning electron microscope (SEM) analysis. The resin composites evaluated in this study include...
Article
Full-text available
To compare susceptibility to stain of three posterior composite surfaces polished with two one-step polishing systems, to test the efficiency of the re-polishing to remove the stain formed and to analyze the polished surfaces by SEM. The resin composites tested were Clearfil Photo Posterior, SureFil and Filtek P60. The polishing systems used were S...
Article
Full-text available
The aim of this study was to examine the influence of Er:YAG laser on the shear bond strength of three different adhesives to lased dentin. Seventy specimens obtained from 35 extracted human molars were embedded in polyester resin and ground with silicon carbide papers. The samples were divided into seven groups. 1. Er:YAG laser (Key Laser 3, KaVo)...
Article
Full-text available
Effect of a dentin adhesive system containing antibacterial monomer-MDPB (Clearfil Protect Bond) on the shear bond strength of all-ceramic-IPS Empress 2 restorations luted with three different dual-polymerizing systems (Variolink 2, RelyX ARC and Panavia F 2.0) to dentin was investigated. One hundred and eight all-ceramic discs (2 x 3mm; IPS Empres...
Article
Full-text available
To compare the antibacterial activity of an adhesive system containing an antibacterial monomer MDPB, Clearfil Protect Bond with three different cavity disinfectants, chlorhexidine gluconate-based Consepsis, benzalkonium chloride-based Tubulicid Red and 3% hydrogen peroxide. Materials were tested using agar well technique and a tooth cavity model....
Article
Full-text available
The aim of this study was to compare the antibacterial activities of Er,Cr:YSGG laser with two different power outputs against a chlorhexidine gluconate-based cavity disinfectant. A cavity tooth model test was used to determine the antibacterial activity. Four cylindrical cavities were prepared on the dentin surface of 10 bovine incisors and left i...
Article
Full-text available
The aim of this study was to compare the microleakage of a compomer and a nanofiller composite resin applied to Class V cavities with two new self-etching adhesive systems. Twenty human third molars were used in this study. Standardized Class V cavities were prepared on buccal and lingual surfaces of each teeth with margins 1 mm below the cemento-e...
Article
The author compared the clinical performance of a two-step self-etching adhesive system and a one-step self-etching adhesive system over one year. Thirty-five patients with noncarious cervical lesions were enrolled in the study. The author restored 163 lesions using a two-step (Clearfil Protect Bond, Kuraray, Osaka, Japan) or a one-step (Xeno III,...
Article
Full-text available
The purpose of this clinical study was to evaluate SureFil packable resin composite for posterior restoration of permanent teeth for a period of 3 years. Fifty-five resin composite restorations were placed in 36 patients (16 Class I and 39 Class II restorations). After cavity preparation, the enamel was etched with 34% phosphoric acid. Prime & Bond...
Article
Full-text available
The author compared the clinical performance of a two-step self-etching adhesive system and a one-step self-etching adhesive system over one year.
Article
Full-text available
Amelogenesis imperfecta (AI) is an inherited enamel dysplasia involving both dentitions with no other systemic effects. The hereditary pattern is autosomal or X-related dominant or recessive. Its prevalence is approximately 1:14,000-1:16,000. It can be classified as hypocalcified, hypoplastic and hypomaturated according to clinical, radiological, h...
Article
Full-text available
To compare the antibacterial activities of two dentin bonding systems (DBS), Clearfil Protect Bond and Xeno III, by agar well, paper and dentin disks, and a cavity tooth model. For the well technique, the test materials were filled in the agar wells inoculated with Streptococcus mutans (ATCC 25175). The paper disks were embedded in adhesives and pl...