Non-inferiority clinical trials: importance and applications in health sciences.

abstract：:The reduction in caries prevalence has not occurred uniformly for all dental surfaces. As the occlusal surfaces are still the most likely sites for the development of lesions, new methods of diagnosis are still being evaluated. This study compared a laser fluorescence (LF) system (DIAGNOdent) with the Ekstrands visual...

journal_title：Brazilian oral research

authors： Angnes G,Angnes V,Grande RH,Battistella M,Loguercio AD,Reis A

更新日期：2005-10-01 00:00:00

abstract：:This pilot study aimed to evaluate the influence of smoking on clinical and microbiological parameters after nonsurgical periodontal therapy. Forty-eight subjects were grouped into smokers (SM, n = 24) and nonsmokers (NS, n = 24) and paired according to gender, age, ethnicity, and periodontal status. Both groups recei...

journal_title：Brazilian oral research

authors： Camargo GA,Abreu MG,Cordeiro Rdos S,Wenderoscky Lde F,Duque C

更新日期：2016-08-22 00:00:00

abstract：:This study assessed the cross-sectional Knoop microhardness and flexural strength of root dentin exposed to different surface treatments with chemical agents after biomechanical preparation. Root canals from human canines were biomechanically treated and divided into eight groups (n=10) to receive one of the following...

journal_title：Brazilian oral research

authors： Marcelino AP,Bruniera JF,Rached-Junior FA,Silva SR,Messias DC

更新日期：2014-01-01 00:00:00

abstract：:School and family together play an important role in the individual development of children. Therefore, this study aimed at evaluating the practices and attitudes towards oral health care of 245 education professionals working in 24 public municipal pre-schools in Niterói, State of Rio de Janeiro, Brazil. The data wer...

journal_title：Brazilian oral research

authors： Antunes Ldos S,Antunes LA,Corvino MP

更新日期：2008-10-01 00:00:00

abstract：:The aim of this study was to evaluate the influence of the embedment material and periodontal ligament simulation on fracture resistance of bovine teeth. Eighty bovine incisor teeth were randomized into 8 groups (n = 10), embedded in acrylic or polystyrene resin using 4 types of periodontal ligament simulation: 1--abs...

journal_title：Brazilian oral research

authors： Soares CJ,Pizi EC,Fonseca RB,Martins LR

更新日期：2005-01-01 00:00:00

abstract：:Dental trauma in immature permanent teeth can damage pulp vascularization, which leads to necrosis and cessation of apexogenesis. Studies on tissue engineering using stem cells from human exfoliated deciduous teeth (SHEDs) have yielded promising results. Laser phototherapy (LPT) is able to influence the proliferation ...

journal_title：Brazilian oral research

authors： Moura-Netto C,Ferreira LS,Maranduba CM,Mello-Moura ACV,Marques MM

更新日期：2016-05-31 00:00:00

abstract：:This paper addresses the construction of public oral health policies in Brazil by reviewing the available literature. It includes a discussion of the social responses given by the Brazilian State to oral health policies and the relationship of these responses with the ideological oral health movements that have develo...

journal_title：Brazilian oral research

authors： Soares CL

更新日期：2012-01-01 00:00:00

abstract：:The aim of this study was to determine if multiple processing (heat-pressing) of a dental ceramic influences flexural strength, hardness, and microstructure. Ninety bar-shaped specimens (15 mm × 4 mm × 2 mm) of a pressed ceramic (Vita PM9) were fabricated and randomly divided into 6 groups (n = 15) according to the fa...

journal_title：Brazilian oral research

authors： Dal Piva AMO,Barcellos ASP,Bottino MA,Souza ROAE,Melo RM

更新日期：2018-10-25 00:00:00

abstract：:Anti-dentin autoantibodies are associated with inflammatory root resorption in permanent teeth and are modulated by dental trauma and orthodontic force. However, it is not known whether deciduous tooth trauma can stimulate the development of a humoral immune response against dentin. The aim of this study was to evalua...

journal_title：Brazilian oral research

authors： Seixas GF,Garbelini CC,Aida KL,Cheirubim AP,Venâncio EJ,Ramos Sde P

更新日期：2015-01-01 00:00:00

abstract：:Human Papillomavirus (HPV) has considerable tropism for epithelial and mucosal tissues and can therefore be found in several anatomical sites, including the oral cavity. This study aimed to investigate the presence of HPV-DNA and the most frequent viral types in patients using full dentures, compare to patients not us...

journal_title：Brazilian oral research

authors： Nascimento ACDS,Nocetti MC,Lugo LZA,Jacob CMB,Machado AP,Padovani CTJ,Ferreira AMT,Fernandes CEDS,Tozetti IA

更新日期：2019-11-25 00:00:00

abstract：:The aim of this study is to evaluate the machinability of four CAD/CAM materials (n = 13) assessed by brittleness index, Vickers hardness, and fracture toughness and interaction among such mechanical properties. The materials selected in this in vitro study are Feldspathic ceramic [FC], Lithium-disilicate glass cerami...

journal_title：Brazilian oral research

authors： Porto TS,Roperto RC,Teich ST,Faddoul FF,Rizzante FAP,Porto-Neto ST,Campos EA

更新日期：2019-01-01 00:00:00

abstract：:The present study aimed to assess the influence of curing distance on the loss of irradiance and power density of four curing light devices. The behavior in terms of power density of four different dental curing devices was analyzed (Valo, Elipar 2, Radii-Cal, and Optilux-401) using three different distances of photop...

journal_title：Brazilian oral research

authors： Beolchi RS,Moura-Netto C,Palo RM,Rocha Gomes Torres C,Pelissier B

更新日期：2015-01-01 00:00:00

abstract：:The aim of the present study was to evaluate the prevalence and impact of malocclusion on oral health-related quality of life (OHRQoL) among schoolchildren aged 8 to 10 years and their parents in Diamantina, a town in the southeast of Brazil. A cross-sectional study was conducted with a sample of 390 randomly selected...

journal_title：Brazilian oral research

authors： Guimarães SPA,Jorge KO,Fontes MJF,Ramos-Jorge ML,Araújo CTP,Ferreira EF,Melgaço CA,Zarzar PM

更新日期：2018-01-01 00:00:00

abstract：:We analyzed the effect of the crosshead speed of an applied load on failure load and failure mode of restored human premolars. Fifty intact, noncarious human premolars were selected. Class II mesio-occlusodistal preparations were made with a water-cooled high-speed preparation machine, and the teeth were restored with...

journal_title：Brazilian oral research

authors： Naves LZ,Silva GR,Correr-Sobrinho L,Costa AR,Valdivia AD,Soares CJ

更新日期：2016-01-01 00:00:00

abstract：:This study evaluated the effect of implantoplasty on different bone insertion levels of exposed implants. A model of the Bone Level Tapered implant (Straumann Institute, Waldenburg, Switzerland) was created through the Rhinoceros software (version 5.0 SR8, McNeel North America, Seattle, WA, USA). The abutment was fixe...

journal_title：Brazilian oral research

authors： Tribst JPM,Dal Piva AMO,Shibli JA,Borges ALS,Tango RN

更新日期：2017-12-07 00:00:00

abstract：:The objective of the present study was to assess the effectiveness of reciprocating instrumentation in disinfecting oval-shaped root canals infected with Enterococcus faecalis. Forty-five human lower premolars were infected with a culture of E. faecalis (ATCC 29212) for 28 days. Five other teeth that were neither cont...

journal_title：Brazilian oral research

authors： Nakamura VC,Candeiro GT,Cai S,Gavini G

更新日期：2015-01-01 00:00:00

abstract：:The aim of this study was to investigate the prevalence of oral and maxillofacial lesions among children from representative regions of Brazil. A retrospective descriptive study was conducted. Biopsy records comprising the period from 2000 to 2015 were obtained from the archives of three Brazilian oral pathology refer...

journal_title：Brazilian oral research

authors： Silva LVO,Arruda JAA,Martelli SJ,Kato CNAO,Nunes LFM,Vasconcelos ACU,Tarquinio SBC,Gomes APN,Gomez RS,Mesquita RA,Silveira MMFD,Sobral APV

更新日期：2018-03-15 00:00:00

abstract：:Tooth discoloration is commonly found in the dental clinic and tooth bleaching has been considered the preferred esthetic alternative, being more conservative, safe and with predictable results. Supervised home-use of 10% Carbamide Peroxide (CP) bleaching with custom-trays is the most common bleaching procedure dispen...

journal_title：Brazilian oral research

authors： Demarco FF,Meireles SS,Masotti AS

更新日期：2009-01-01 00:00:00

abstract：:This study aimed at investigating the effect of the partial erasing of DenOptix system storage phosphor plates on the image quality of digital radiographs. Standardized digital radiographs were acquired of a phantom mandible, using size 2 intraoral DenOptix storage phosphor plates (n = 10). Subsequently, the active ar...

journal_title：Brazilian oral research

authors： Lopes SL,Cruz AD,Ferreira RI,Bóscolo FN,Almeida SM

更新日期：2008-01-01 00:00:00

abstract：:The objective of this study was to create and evaluate a routine (macro) using Image-Pro Plus 4.5 software (Media Cybernetics, Silver Spring, USA) for automatic counting of labeled nuclei by proliferating cell nuclear antigen (PCNA) immunohistochemistry. A total of 154 digital color images were obtained from eleven se...

journal_title：Brazilian oral research

authors： Francisco JS,Moraes HP,Dias EP

更新日期：2004-04-01 00:00:00

abstract：:The aim of this in vitro study was to evaluate four different approaches to the decision of changing or not defective amalgam restorations in first primary molar teeth concerning the loss of dental structure. Ditched amalgam restorations (n = 11) were submitted to four different treatments, as follows: Control group -...

journal_title：Brazilian oral research

authors： Sardenberg F,Bonifácio CC,Braga MM,Imparato JC,Mendes FM

更新日期：2008-07-01 00:00:00

abstract：:The aim of the study was to test whether the filler composition of resin composites influences their flexural strength and modulus of elasticity. Flexural strength and modulus of elasticity were obtained through a three-point bending test. Twelve bar shaped specimens of 5 commercially available composites--Supreme (3M...

journal_title：Brazilian oral research

authors： Rodrigues Junior SA,Zanchi CH,Carvalho RV,Demarco FF

更新日期：2007-01-01 00:00:00

abstract：:Manufacturers offer various prescriptions of preadjusted brackets for use in the "straight-wire" orthodontic technique. However, the need to incorporate bends in the rectangular wires during orthodontic finishing has led to concerns regarding the type of prescription chosen and the credibility of information provided ...

journal_title：Brazilian oral research

authors： Mendonça MR,Verri AC,Fabre AF,Cuoghi OA

更新日期：2014-01-01 00:00:00

abstract：:The effects of ethanol alone on the oral mucosa are still poorly understood, especially because there are few non-smoking chronic consumers of alcoholic beverages. The aim of this study was to evaluate the frequency of micronucleus, abnormal nucleus/cytoplasm ratio, pyknosis, karyorrhexis and karyolysis in exfoliated ...

journal_title：Brazilian oral research

authors： Reis SR,do Espírito Santo AR,Andrade MG,Sadigursky M

更新日期：2006-04-01 00:00:00

abstract：:The odontogenic keratocyst (OKC) is a recurrent cyst that has been recently reclassified from an odontogenic tumor to an odontogenic cyst. The aim of the present study was to investigate its treatment and address issues related to its association with nevoid basal cell carcinoma syndrome (NBCCS). Lesions from the coho...

journal_title：Brazilian oral research

authors： Ribeiro-Júnior O,Borba AM,Alves CAF,Gouveia MM,Deboni MCZ,Naclério-Homem MDG

更新日期：2017-12-18 00:00:00

abstract：:Fluoride has been widely used in dentistry because it is a specific and effective caries prophylactic agent. However, excess fluoride may represent a hazard to human health, especially by causing injury to genetic material. Genotoxicity tests represent an important part of cancer research to assess the risk of potenti...

journal_title：Brazilian oral research

authors： Ribeiro DA,Scolastici C,Marques ME,Salvadori DM

更新日期：2004-07-01 00:00:00

abstract：:This study aimed to analyze the 100 most-cited papers in the field of oral medicine and pathology over time, identifying the areas of more intense research. Papers in journals of oral medicine and pathology were identified using the Web of Science database. The specified research period was between 1900 and 2019. Desc...

journal_title：Brazilian oral research

authors： Martelli AJ,Machado RA,Martelli DRB,Neves LTD,Martelli Junior H

更新日期：2020-12-18 00:00:00

abstract：:The purpose of this study was to evaluate whether the use of desensitizing dentifrices used 15 days prior to and after in-office tooth bleaching could eliminate or reduce tooth sensitivity. After institutional review board approval and informed consent, 45 subjects were selected and divided into 3 groups according to ...

journal_title：Brazilian oral research

authors： Thiesen CH,Rodrigues Filho R,Prates LH,Sartori N

更新日期：2013-11-01 00:00:00

abstract：:The objective of this split-mouth, double-blind, randomized controlled trial was to compare the clinical effect of treatment of 2- or 3-wall intrabony defects with open flap debridement (OFD) combined or not with enamel matrix proteins (EMP). Thirteen volunteers were selected with one pair of or more intrabony defects...

journal_title：Brazilian oral research

authors： Chambrone D,Pasin IM,Conde MC,Panutti C,Carneiro S,Lima LA

更新日期：2007-07-01 00:00:00

abstract：:Mercury, as any other heavy metal, may cause environmental damages due to its accumulation and biotransformation. Dental offices, whether private or institutional, use dental amalgam as a restorative material on a daily basis. Dental amalgam is composed of mercury (50%), silver (30%) and other metals. Approximately 30...

journal_title：Brazilian oral research

authors： Iano FG,Santos Sobrinho Od,Silva TL,Pereira MA,Figueiredo PJ,Alberguini LB,Granjeiro JM

更新日期：2008-04-01 00:00:00