abstract：:Oral verrucous carcinoma (OVC) is a rare variant of squamous cell carcinoma with a characteristic morphology and specific behavior. To date, few studies are available focusing the prevalence and clinicopathologic features of the oral verrucous carcinoma in Brazilian population. A total of 3,500 primary oral well-diffe...

journal_title：Clinical oral investigations

authors： Oliveira DT,de Moraes RV,Fiamengui Filho JF,Fanton Neto J,Landman G,Kowalski LP

更新日期：2006-09-01 00:00:00

abstract：:The purpose of the present study was to examine the effects of a newly developed water-soluble reduced chitosan on Streptococcus mutans, plaque regrowth, and biofilm vitality. A 1.0%, water-soluble reduced chitosan, with pH ranging from 6.0 to 6.5, molecular weights between 3,000 and 5,000 Da, and 70% degree of deacet...

journal_title：Clinical oral investigations

authors： Bae K,Jun EJ,Lee SM,Paik DI,Kim JB

更新日期：2006-06-01 00:00:00

abstract：:This study assessed the Knoop hardness and temperature increase provided by three light curing units when using (1) the manufacturers' recommended times of photo-activation and (2) standardizing total energy density. One halogen--XL2500 (3M/ESPE)--and two light-emitting diode (LED) curing units--Freelight (3M/ESPE) an...

journal_title：Clinical oral investigations

authors： Schneider LF,Consani S,Correr-Sobrinho L,Correr AB,Sinhoreti MA

更新日期：2006-03-01 00:00:00

abstract：:Apical periodontitis (AP) are frequent findings in contemporary dental practice in association with dental pathology or dental care. They have also been studied from an anthropological background. The purpose of this study was to compare the prevalence of apical and dental lesions in an archeological Middle Ages sampl...

journal_title：Clinical oral investigations

authors： Chazel JC,Valcarcel J,Tramini P,Pelissier B,Mafart B

更新日期：2005-09-01 00:00:00

abstract：:The objectives of this study were to evaluate the results of guided tissue regeneration (GTR) treatment of intrabony defects with two kinds of bioresorbable membranes, with deproteinized bovine bone (Bio-Oss) used as an adjunct. Twenty-eight patients with at least one intrabony defect with a probing pocket depth (PPD)...

journal_title：Clinical oral investigations

authors： Stavropoulos A,Sculean A,Karring T

更新日期：2004-12-01 00:00:00

abstract：:This study evaluated the surface roughness change and wear provided by different dentifrices on root dentine previously exposed to erosive challenges. According to a randomized complete block design, 150 slabs of bovine root dentine (6 x 3 x 2 mm) were ground flat and polished. In an area of 4 x 3 mm on the dentine su...

journal_title：Clinical oral investigations

authors： De Menezes M,Turssi CP,Hara AT,Messias DC,Serra MC

更新日期：2004-09-01 00:00:00

abstract：:The aims of the present study were: a) to assess the impact of the intraoral location on the rate of biofilm growth, and b) to establish an in vivo biofilm model to examine intraoral biofilm growth. Eight healthy volunteers wore acrylic splints with 15 glass slabs each in the upper and lower jaws to build up plaque. A...

journal_title：Clinical oral investigations

authors： Auschill TM,Hellwig E,Sculean A,Hein N,Arweiler NB

更新日期：2004-06-01 00:00:00

abstract：:The aim of this study was to determine the prevalence of dental erosion in young Icelandic adults (19-22 years old) and patients with gastroesophageal reflux disease (GERD), in relation to their soft drink consumption and gastroesophageal reflux. Eighty subjects (40 males and 40 females), comprising 57 young adults (m...

journal_title：Clinical oral investigations

authors： Jensdottir T,Arnadottir IB,Thorsdottir I,Bardow A,Gudmundsson K,Theodors A,Holbrook WP

更新日期：2004-06-01 00:00:00

abstract：:This paper attempts to identify characteristics of a longitudinal clinical study's "dropout" population (1974-1996) of patients using overdentures. This study included 395 subjects. Dropouts were identified as persons who did not respond to letters or telephone calls after participating in the study for up to 2 years,...

journal_title：Clinical oral investigations

authors： Ettinger RL,Qian F,Xie XJ,Watkins CA

更新日期：2004-03-01 00:00:00

abstract：:The aim of the study was the morphological analysis of coronal dentin caries and the modifications induced by different pretreatments with phosphoric acid or sodium hypochlorite. Carious dentin specimens were obtained from human molars affected by carious lesions. Specimens were divided in four groups and submitted to...

journal_title：Clinical oral investigations

authors： Breschi L,Gobbi P,Falconi M,Ruggeri A Jr,Mazzotti G,Di Lenarda R,Prati C

更新日期：2003-09-01 00:00:00

abstract：:Bcl-2 is a family of proteins involved in protecting the cell against death stimuli or in promoting cell death. The aim of the present study was to determine the effect of nifedipine treatment on the expression of bcl-2 protein in rat gingival tissues. Rats were given gastric intubation with various concentrations and...

journal_title：Clinical oral investigations

authors： Handajani J,Santoso AL,Haniastuti T,Utoro T,Sosroseno W

更新日期：2003-03-01 00:00:00

abstract：:The aim of this study was to evaluate the influence of caries-detecting dyes on the microleakage of adhesive materials. Sixty cubic class V cavities were prepared on buccal and lingual surfaces of 30 human third molars. Coronal margins were located in enamel and gingival margins in cementum. The teeth were randomly di...

journal_title：Clinical oral investigations

authors： Piva E,Meinhardt L,Demarco FF,Powers JM

更新日期：2002-12-01 00:00:00

abstract：:The purpose of this study was to determine the risk of microbiological transmission into the dental laboratory via impressions and dental stone models. Metal master models were contaminated with Bacillus subtilis and Streptococcus sanguis. Impressions in alginate, polyvinylsiloxane, and polyether were used, and models...

journal_title：Clinical oral investigations

authors： Sofou A,Larsen T,Owall B,Fiehn NE

更新日期：2002-09-01 00:00:00

abstract：:The aim of this study was to investigate the different variables in mesio-vertically positioned impacted or erupted third molars in a group of volunteers in Turkey to determine the angular changes and levels of eruption radiographically using standardised panoramic radiographs. There were 213 volunteers with impacted ...

journal_title：Clinical oral investigations

authors： Mollaoglu N,Cetiner S,Güngör K

更新日期：2002-06-01 00:00:00

abstract：:Fluoride is used in dentistry as a prophylactic agent to reduce caries rates due to the demineralization/remineralization effect and its influence on the metabolism of cariogenic bacteria. The purpose of this study was to evaluate the cytotoxic effects of sodium fluoride (NaF) on three different cell lines and the ant...

journal_title：Clinical oral investigations

authors： Dogan S,Günay H,Leyhausen G,Geurtsen W

更新日期：2002-06-01 00:00:00

abstract：:To evaluate the efficacy of metronidazole on cyclosporine-induced gingival overgrowth (GO), a prospective intra-subject double-blind longitudinal study was performed on six heart transplant patients with GO. All patients underwent scaling and root planing before any treatment. Metronidazole gel (Elyzol, Cabon) was the...

journal_title：Clinical oral investigations

authors： Montebugnoli L,Servidio D,Prati C

更新日期：2002-03-01 00:00:00

abstract：:The effect of pre-treatment of composite inlays on bonding performance between a resin composite inlay and a luting composite has not been fully studied. The aim of the present study was to evaluate the influence of three different pre-treatment modes on fatigue bond strength and marginal adaptation. One hundred twent...

journal_title：Clinical oral investigations

authors： Frankenberger R,Strobel WO,Baresel J,Trapper T,Krämer N,Petschelt A

更新日期：2001-12-01 00:00:00

abstract：:At a dental office in Münster, Germany, the majority of gold inlays incorporated between July 1969 and August 1999 (n=2,071) in 531 patients were checked with reference to the dental records and assessed retrospectively to determine their longevity. One hundred seventy-five gold inlays were rated as failures (no longe...

journal_title：Clinical oral investigations

authors： Erpenstein H,Kerschbaum T,Halfin T

更新日期：2001-09-01 00:00:00

abstract：:The purpose of this study was to test the hypothesis of multidimensionality of oral and general health behaviour. To evaluate the proposed behavioural dimensions, relationships with individual beliefs and socio-economic factors were explored. A simple random sample of 1190 residents born in 1972 was drawn from the pop...

journal_title：Clinical oral investigations

authors： Astrøm AN,Rise J

更新日期：2001-06-01 00:00:00

abstract：:The aim of this retrospective study was to determine the outcome of orthodontic treatment carried out on patients by postgraduate students at the Katholieke Universiteit Leuven, Belgium. The treatment outcome of 292 'final examination' patients and of 287 'control' patients was compared by means of the Peer Assessment...

journal_title：Clinical oral investigations

authors： Willems G,Heidbüchel R,Verdonck A,Carels C

更新日期：2001-03-01 00:00:00

abstract：:The aim was to determine the relationship between mercury content of resting and stimulated saliva, and blood and urine. Eighty subjects participated; 40 of them attributed their self-reported complaints to dental amalgam (patients), the others were matched with respect to age, sex and amalgam restorations (controls)....

journal_title：Clinical oral investigations

authors： Ganss C,Gottwald B,Traenckner I,Kupfer J,Eis D,Mönch J,Gieler U,Klimek J

更新日期：2000-12-01 00:00:00

abstract：:The effect of fluoride released by bioadhesive tablets was evaluated in an in situ model in human volunteers. Eight volunteers carried four to six polished human enamel samples in a lower lingual device for a period of 5 days without fluoride supplements (control) and 5 days using one bioadhesive tablet (0.5 mg F) per...

journal_title：Clinical oral investigations

authors： Bottenberg P,Cleymaet R,Röhrkasten K,Lampert F

更新日期：2000-09-01 00:00:00

abstract：:This paper presents a short review of three groups of tools which can be or are used for the tissue engineering of mineralized oral structures: growth factor delivery systems (GFDS) and surface bioactivation with covalent bound peptides or with nanomechanically linked proteins. According to the reported personal exper...

journal_title：Clinical oral investigations

authors： Dard M,Sewing A,Meyer J,Verrier S,Roessler S,Scharnweber D

更新日期：2000-06-01 00:00:00

abstract：:This study deals with 4971 implants (Brånemark system) installed in 1315 patients, either fully or partially edentulous, and followed from implant installation up to the last control. A predominance of female patients (61%) and a nearly equal number of upper and lower jaws characterised the study group. Patients were ...

journal_title：Clinical oral investigations

authors： Snauwaert K,Duyck J,van Steenberghe D,Quirynen M,Naert I

更新日期：2000-03-01 00:00:00

abstract：:From a preventive point of view collection of data concerning carious and non-carious cervical tooth defects is definitely important. Consequently, the prevalence and distribution of different root lesions were studied and correlated with behavioral and biological factors in 50- to 60-year-old German individuals (n = ...

journal_title：Clinical oral investigations

authors： Hahn P,Reinhardt D,Schaller HG,Hellwig E

更新日期：1999-12-01 00:00:00

abstract：:Recently, resin-based dental restorative materials have been targeted as potential sources of xenoestrogens, specifically bisphenol A (BPA) and bisphenol A dimethacrylate (BAD), which could contribute to overall estrogen load and result in deleterious side effects. The present study used high-pressure liquid chromatog...

journal_title：Clinical oral investigations

authors： Lewis JB,Rueggeberg FA,Lapp CA,Ergle JW,Schuster GS

更新日期：1999-09-01 00:00:00

abstract：:Optimizing the quality of tooth-colored restorations is one of the main topics of current research. But there is only little information available about university education in this field. The aim of this study was to collect and evaluate data about the different aspects of dental education in Germany concerning tooth...

journal_title：Clinical oral investigations

authors： Schriever A,Becker J,Heidemann D

更新日期：1999-03-01 00:00:00

abstract：:The present study examines the three-dimensional (3D) morphology of early approximal subsurface enamel caries lesions and subjacent dentin reactions in deciduous molars. Twenty-three extracted primary molars were embedded in Technovit 9100 and serial sections were cut using a saw microtome. Forty approximal lesions we...

journal_title：Clinical oral investigations

authors： Arnold WH,Gaengler P,Kalkutschke L

更新日期：1998-12-01 00:00:00

abstract：:The use of oral implants opened a wide range of prosthetic treatment possibilities in edentulous patients. Although the reported success rates of oral implants are high, failures do occur. This paper reviews the current knowledge about the aetiology, the signs and symptoms and the possible influencing factors of impla...

journal_title：Clinical oral investigations

authors： Duyck J,Naert I

更新日期：1998-09-01 00:00:00

abstract：:The purpose of the present study was to decide whether composite resin or conventional glass ionomer cement should be preferred as a base material in endodontically treated premolars. Twelve extracted human maxillary premolars were mounted in a universal testing machine at a 35 degrees angle. Cuspal stiffness was dete...

journal_title：Clinical oral investigations

authors： Hofmann N,Just N,Haller B,Hugo B,Klaiber B

更新日期：1998-06-01 00:00:00

abstract：:The translucency of teeth allows the non-destructive subsurface visualisation of their microstructure by confocal laser scanning microscopy (CLSM) at a level of about 150 microns below the surface. The dentine-enamel junction (DEJ) is accessible only directly adjacent to the cervix of the tooth. Therefore teeth have t...

journal_title：Clinical oral investigations

authors： Grötz KA,Duschner H,Reichert TE,de Aguiar EG,Götz H,Wagner W

更新日期：1998-03-01 00:00:00

abstract：:The goal of this investigation was to evaluate the effect of postoperative exposure of two different bioresorbable membranes on the guided tissue regeneration (GTR) healing results compared to nonexposed sites. In each of 25 patients one pair of contralateral intrabony lesions was treated either with polylactic acid (...

journal_title：Clinical oral investigations

authors： Christgau M,Bader N,Schmalz G,Hiller KA,Wenzel A

更新日期：1997-09-01 00:00:00

abstract：:In the course of a prospectively designed long-term clinical trial, composite fillings and inlays were evaluated for clinical acceptability as restorative materials in one, two or more surface cavities of posterior teeth over a 1-year period. In 45 patients, 88 restorations were placed by nine student operators, under...

journal_title：Clinical oral investigations

authors： Scheibenbogen A,Manhart J,Kunzelmann KH,Kremers L,Benz C,Hickel R

更新日期：1997-06-01 00:00:00