abstract：PURPOSE:Commercialized cetylpyridinium chloride (CPC) mouthrinses were compared for antimicrobial substantivity/bioavailability in an in vitro disk retention assay (DRA) and clinical antimicrobial activity in vivo in the plaque glycolysis and regrowth method (PGRM). METHODS:Formulations compared in this testing includ...

journal_title：American journal of dentistry

authors： Garcia-Godoy F,Klukowska MA,Zhang YH,Anastasia K,Cheng R,Gabbard M,Coggan J,White DJ

更新日期：2014-08-01 00:00:00

abstract：PURPOSE:To evaluate the anti-microbial effect of gaseous and aqueous ozone on biofilms of caries pathogen microorganisms with regard to concentration and time dependency. METHODS:Biofilm cultures of Actinomyces naeslundii, Streptococcus mutans and Lactobacillus paracasei were grown on nitro-cellulose-membranes for 48 ...

journal_title：American journal of dentistry

authors： Kollmuss M,Kist S,Obermeier K,Pelka AK,Hickel R,Huth KC

更新日期：2014-06-01 00:00:00

abstract：PURPOSE:A technology based on fluorescence imaging with reflectance enhancement (FIRE) was validated for early detection of caries. METHODS:In Phase-I, caries-like lesions were created in a defined window on 85 teeth by 14-day demineralization in acidified gel. During demineralization, teeth were examined for caries e...

journal_title：American journal of dentistry

authors： Amaechi BT,Ramalingam K

更新日期：2014-04-01 00:00:00

abstract：PURPOSE:To test different Cerec CAD/CAM system ceramic blocks, comparing mean flexural strength (sigma), Weibull modulus (m), and Weibull characteristic strength (sigma0) in an ISO standardized set-up. METHODS:Following the recent ISO Standard (ISO 6872:2008), 11 types of ceramic blocks were tested: IPS e.max CAD MO, ...

journal_title：American journal of dentistry

authors： Sedda M,Vichi A,Del Siena F,Louca C,Ferrari M

更新日期：2014-02-01 00:00:00

abstract：PURPOSE:This double-blind, crossover study evaluated whole plaque fluoride concentration (F), as well as whole plaque calcium concentrations (Ca) after brushing with a placebo (PD - fluoride free), low-fluoride (LFD, 513 microg F/g) and conventional (CD, 1,072 microg F/g) dentifrices. METHODS:Children (n=20) were rand...

journal_title：American journal of dentistry

authors： Pessan JP,Manarelli MM,Kondo KY,de Italiani FM,Kobayashi CA,Whitford GM,Buzalaf MA

更新日期：2013-12-01 00:00:00

abstract：PURPOSE:To measure the pH, titratable acidity, fluoride concentration and erosive potential of brewed teas. METHODS:Bag teas were purchased to represent black, green, citrus, fruity, and floral tea flavors from Tulsi, Bigelow, HyVee, Tazo, and Yogi brands and brewed (1 bag/240 ml) in boiling water for 3 minutes. The p...

journal_title：American journal of dentistry

authors： Hendricks JL,Marshall TA,Harless JD,Hogan MM,Qian F,Wefel JS

更新日期：2013-10-01 00:00:00

abstract：PURPOSE:To evaluate the effect of the addition of sodium trimetaphosphate (TMP) with or without fluoride on enamel demineralization, and the hardness and release of fluoride and TMP of resin composites. METHODS:Bovine enamel slabs (4 x 3 x 3 mm) were prepared and selected based on initial surface hardness (n = 96). Ei...

journal_title：American journal of dentistry

authors： Tiveron AR,Delbem AC,Gaban G,Sassaki KT,Pedrini D

更新日期：2013-08-01 00:00:00

abstract：PURPOSES:To evaluate (1) the effect of a desensitizing paste containing 8% arginine and calcium carbonate on the microtensile bond strength between dentin and etch-and-rinse adhesive systems; and (2) to examine the dentin tubules occlusion quantitatively. METHODS:48 freshly extracted intact human mandibular third mola...

journal_title：American journal of dentistry

authors： Yang H,Pei D,Liu S,Wang Y,Zhou L,Deng D,Huang C

更新日期：2013-06-01 00:00:00

abstract：PURPOSE:To study the laboratory predicted anticaries efficacy of five commercially available fluoride varnishes (FV) by determining their ability to reharden and to deliver fluoride to an early caries lesion when applied directly or in close vicinity to the lesion (halo effect). METHODS:Early caries lesions were creat...

journal_title：American journal of dentistry

authors： Lippert F,Hara AT,Martinez-Mier EA,Zero DT

更新日期：2013-04-01 00:00:00

abstract：PURPOSE:To investigate the effect of surface polishing and finishing methods on the surface roughness of restorative ceramics. METHODS:Disk specimens were prepared from feldspar-based, lithium disilicate-based, fluorapatite leucite-based and zirconia ceramics. Four kinds of surface polishing/finishing methods evaluate...

journal_title：American journal of dentistry

authors： Odatsu T,Jimbo R,Wennerberg A,Watanabe I,Sawase T

更新日期：2013-02-01 00:00:00

abstract：PURPOSE:To evaluate in the laboratory the roughness (Ra) and micromorphology surface of the nanofilled resin-modified glass-ionomer (Ketac N100) subjected to biomechanical degradation, compared to Vitremer, Ketac Molar Easymix and Fuji IX. METHODS:Specimens obtained from the ionomers were divided into two storage grou...

journal_title：American journal of dentistry

authors： de Fúcio SB,de Paula AB,de Carvalho FG,Feitosa VP,Ambrosano GM,Puppin-Rontani RM

更新日期：2012-12-01 00:00:00

abstract：PURPOSE:To determine the effect of finishing and polishing time on the surface gloss of various resin-composites before and after simulated toothbrushing. METHODS:Eight representative resin-composites (Ceram X mono, Ceram X duo, Tetric EvoCeram, Venus Diamond, EsteliteSigma Quick, Esthet.X HD, Filtek Supreme XT and Sp...

journal_title：American journal of dentistry

authors： Waheeb N,Silikas N,Watts D

更新日期：2012-10-01 00:00:00

abstract：PURPOSE:To determine by a spectrophotometric analysis the variations in color between the intended and the fabricated shades of three different porcelain systems when applied in a standardized thickness on a zirconia core. METHODS:Three porcelain systems for zirconia based restorations, Ivoclar IPS e.max Ceram, VITA V...

journal_title：American journal of dentistry

authors： Vichi A,Fazi G,Carrabba M,Corciolani G,Louca C,Ferrari M

更新日期：2012-08-01 00:00:00

abstract：PURPOSE:To assess the influence of preliminary phosphoric acid-etching on shear bond strength (SBS) to enamel and dentin of a self-adhering restorative composite and of a new self-etch adhesive used in combination with the proprietary flowable composite. METHODS:100 human molars were selected. SBS was assessed on flat...

journal_title：American journal of dentistry

authors： Juloski J,Goracci C,Rengo C,Giovannetti A,Vichi A,Vulicevic ZR,Ferrari M

更新日期：2012-08-01 00:00:00

abstract：PURPOSE:To evaluate the marginal adaptation (in terms of % continuous margin) and microtensile bond strength (microTBS) of the enamel and dentin of direct class II composite restorations. METHODS:32 standardized class II cavities were prepared with the gingival margin of one box occlusal to the cementum-enamel junctio...

journal_title：American journal of dentistry

authors： Takahashi R,Nikaido T,Tagami J,Hickel R,Kunzelmann KH

更新日期：2012-06-01 00:00:00

abstract：PURPOSE:To evaluate the influence of post length insertion on the fracture resistance of directly restored endodontically treated teeth. METHODS:30 maxillary central incisors were restored with glass fiber posts and composite cores to produce groups with post lengths of (1) 5 mm, (2) 7 mm, and (3) 9 m. Specimens were ...

journal_title：American journal of dentistry

authors： Borelli B,Sorrentino R,Zarone F,Ferrari M

更新日期：2012-04-01 00:00:00

abstract：PURPOSE:To evaluate the root fracture strength of human single-rooted premolars restored with customized fiberglass post-core systems after fatigue simulation. METHODS:40 human premolars had their crowns cut and the root length was standardized to 13 mm. The teeth were endodontically treated and embedded in acrylic re...

journal_title：American journal of dentistry

authors： Costa RG,De Morais EC,Campos EA,Michel MD,Gonzaga CC,Correr GM

更新日期：2012-02-01 00:00:00

abstract：PURPOSE:To compare both quantitatively and qualitatively, the efficacy of dielectrophoresis to diffusion on the uptake of fluoride by enamel. METHODS:A 1.23% APF gel was applied to 16 bovine incisor specimens for 20 minutes by dielectrophoresis or diffusion. Absorption and penetration were evaluated by wavelength disp...

journal_title：American journal of dentistry

authors： Ivanoff CS,Hottel TL,Tantbirojn DV,Versluis A,Garcia-Godoy F

更新日期：2011-12-01 00:00:00

abstract：PURPOSE:To clarify the effects of the addition of silanized (S) and unsilanized (U) spherical silica filler to resin-modified glass-ionomer cement and of powder-liquid ratio on (1) the early marginal gap-width of restorations in both tooth cavities and Teflon molds, (2) the gap-formation of restorations in Class V cavi...

journal_title：American journal of dentistry

authors： Irie M,Nagaoka N,Tamada Y,Maruo Y,Nishigawa G,Minagi S,Finger WJ

更新日期：2011-10-01 00:00:00

abstract：PURPOSE:To investigate the effect of bleaching and staining solutions on roughness and shade changes in a nanofilled resin composite [Filtek Supreme (FS)]. METHODS:FS specimens (n = 135) were light cured and separated into groups (n = 45) that were bleached with 10% carbamide peroxide (CP) agent or 16% or 35% hydrogen...

journal_title：American journal of dentistry

authors： de Andrade IC,Basting RT,Lima-Arsati YB,do Amaral FL,Rodrigues JA,França FM

更新日期：2011-08-01 00:00:00

abstract：PURPOSE:To investigate the influence of calcium phosphate enhanced home whitening agents on human enamel and dentin surface microhardness and ultramorphology. METHODS:Five intact molars crowns were used for ultrastructural analysis and five for microhardness test. Each resulting coronal structure was cut in slices. Af...

journal_title：American journal of dentistry

authors： Pinheiro HB,Cardoso PE

更新日期：2011-06-01 00:00:00

abstract：PURPOSE:To present an updated knowledge on the restorative options and their performance in the particular environment of non-carious cervical lesions (NCCL). METHODS:Evidence-based support for a proper restoration of NCCL was searched. For this purpose, literature over the last 10 years available in the MEDLINE datab...

journal_title：American journal of dentistry

authors： Pecie R,Krejci I,García-Godoy F,Bortolotto T

更新日期：2011-06-01 00:00:00

abstract：PURPOSE:To evaluate the laboratory resistance to degradation and the use of different bonding treatments on resin-dentin bonds formed with three self-etching adhesive systems. METHODS:Flat, mid-coronal dentin surfaces from extracted human molars were bonded according to manufacturer's directions and submitted to two c...

journal_title：American journal of dentistry

authors： Erhardt MC,Pisani-Proença J,Osorio E,Aguilera FS,Toledano M,Osorio R

更新日期：2011-04-01 00:00:00

abstract：PURPOSE:To evaluate the degree of conversion (DC) of dual-curing materials used to lute glass-fiber posts in a simulated root canal polymerized by two different modalities. METHODS:Artificial root canals were used to simulate a clinical condition to lute 45 posts by three different dual curing luting cements (Calibra,...

journal_title：American journal of dentistry

authors： Cerutti F,Acquaviva PA,Gagliani M,Ferrari M,Mangani F,Depero LE,Cerutti A

更新日期：2011-02-01 00:00:00

abstract：PURPOSE:To evaluate the effect of 8.0% arginine and calcium carbonate, in-office desensitizing paste (Colgate Sensitive Pro-Relief Desensitizing Paste) on the shear bond strength of composites to human dental enamel. METHODS:Two resin composites (Filtek Supreme, Premise) and human dental enamel were used. 16 samples p...

journal_title：American journal of dentistry

authors： García-Godoy A,García-Godoy F

更新日期：2010-12-01 00:00:00

abstract：PURPOSE:To examine the antimicrobial effect of silver-coated toothbrush heads in vitro. METHODS:Comparisons were made between 62 silver-coated and 62 non-coated toothbrush heads which were contaminated by different standardized microbial suspensions. The following microorganisms were investigated: Streptococcus oralis...

journal_title：American journal of dentistry

authors： Al-Ahmad A,Wiedmann-Al-Ahmad M,Deimling D,Jaser C,Pelz K,Wittmer A,Ratka-Krüger P

更新日期：2010-10-01 00:00:00

abstract：PURPOSE:Despite oral health improvements in many geographies, the prevalence of oral concerns, including caries, gingivitis, dentin hypersensitivity, breath malodor, calculus, and extrinsic staining remains unacceptably high across the globe. Dentifrice offers a convenient and accessible vehicle to deliver ingredients-...

journal_title：American journal of dentistry

authors： He T,Britt M,Biesbrock AR

更新日期：2010-09-01 00:00:00

abstract：PURPOSE:To test the bonding of orthodontic brackets to teeth using a diode-pumped solid state (DPSS) laser. METHODS:A total of 60 extracted human teeth were divided randomly into four groups: Group 1 (control)--he brackets were bonded to teeth using the quartz-tungsten-halogen (QTH) light (800 mW/cm2) for 40 seconds; ...

journal_title：American journal of dentistry

authors： Park SB,Kang EH,Son WS,Ko CC,Kim HI,Kwon YH

更新日期：2010-08-01 00:00:00

abstract：PURPOSE:To compare the fracture toughness (KIc) of tooth-colored restorative materials based on a four-point bending; to assess the effect of distilled water and a resin surface sealant (G-Coat Plus) on the resistance of the materials to fracture. METHODS:Specimens were prepared from six materials: Quix Fil; Dyract (D...

journal_title：American journal of dentistry

authors： Bagheri R,Azar MR,Tyas MJ,Burrow MF

更新日期：2010-06-01 00:00:00

abstract：PURPOSE:To evaluate the extrinsic stain removal efficacy of a new Pro-Argin formula whitening dentifrice containing 8.0% arginine, a high cleaning calcium carbonate and 1450 ppm fluoride, as monofluorophosphate, after brushing twice daily for 4 and 8 weeks. METHODS:At the baseline visit, 92 adult subjects were stratif...

journal_title：American journal of dentistry

authors： Yin W,Li X,He S,Ma H,Hu D,Zhang YP,Delgado E,DeVizio W,Mateo LR

更新日期：2010-05-01 00:00:00

abstract：PURPOSE:To evaluate the microtensile bond strengths (microTBS) of two core composites; LuxaCore and MultiCore Flow, to root canal dentin when using different adhesive systems. METHODS:Bonded specimens were allocated into six groups (N=20) according to the combination of two core composites and three adhesive systems (...

journal_title：American journal of dentistry

authors： Wattanasukchai P,Sakoolnamarka R,Arksornnukit M

更新日期：2010-04-01 00:00:00

abstract：PURPOSE:To investigate prevalence and severity of gingivitis in representative American adults. METHODS:Subjects (1,000) in Loma Linda, California; Seattle, Washington; and Boston, Massachusetts were examined for Löe-Silness Gingivitis Index (GI). Mann-Whitney rank sum test was used to determine significances in the G...

journal_title：American journal of dentistry

authors： Li Y,Lee S,Hujoel P,Su M,Zhang W,Kim J,Zhang YP,DeVizio W

更新日期：2010-02-01 00:00:00

abstract：PURPOSE:Although power toothbrushes provide valuable tools toward improving oral health, contrasting results are discerned in their efficiency. This 10-week study was conducted to compare the safety and efficacy of rotation/oscillation and sonic power toothbrushes in the reduction of plaque and gingivitis. METHODS:Thi...

journal_title：American journal of dentistry

authors： Williams K,Rapley K,Haun J,Walters P,He T,Grender J,Biesbrock AR

更新日期：2009-12-01 00:00:00

abstract：PURPOSE:To evaluate in situ the effect and mechanisms involved in the anticariogenic effect of a calcium glycerophosphate fluoride dentifrice. METHODS:In a double-blind, crossover design, a non-F dentifrice (negative control), a F dentifrice and a F dentifrice containing 0.13% CaGP were compared regarding the inhibiti...

journal_title：American journal of dentistry

authors： Tenuta LM,Cenci MS,Cury AA,Pereira-Cenci T,Tabchoury CP,Moi GP,Cury JA

更新日期：2009-10-01 00:00:00

abstract：PURPOSE:To evaluate the clinical behavior of two different resin composites in Class II cavities over a period of 2 years in a controlled prospective split-mouth study. METHODS:30 subjects received 68 direct resin composite restorations (Grandio bonded with Solobond M: n=36, Tetric Ceram bonded with Syntac: n=32) by o...

journal_title：American journal of dentistry

authors： Krämer N,Reinelt C,García-Godoy F,Taschner M,Petschelt A,Frankenberger R

更新日期：2009-08-01 00:00:00

abstract：PURPOSE:To quantify the change in color of human and bovine teeth exposed to a coffee solution during a 16% carbamide peroxide (16% CP) home application bleaching treatment using photoreflectance analysis. METHODS:40 enamel slabs (4 x 4 x 2 mm) were obtained from seven unerupted third human molars and seven bovine inc...

journal_title：American journal of dentistry

authors： Attia ML,Aguiar FH,Mathias P,Ambrosano GM,Fontes CM,Liporoni PC

更新日期：2009-06-01 00:00:00

abstract：PURPOSE:To compare a uniquely shaped tapered-bristle manual toothbrush to a toothbrush with bristles uniform in height and diameter for the ability to remove artificial plaque deposits in areas of the mouth that are difficult to access; interproximal areas, the gingival margin and subgingival. METHODS:This study compa...

journal_title：American journal of dentistry

authors： Barnes CM,Covey DA,Shi X,Yankell SL

更新日期：2009-04-01 00:00:00

abstract：PURPOSE:To evaluate the quality of primary and permanent dentin by Fourier transformed Raman spectroscopy (FT-Raman), and scanning electron microscopy/energy-dispersive spectroscopy (SEM/EDS). METHODS:The middle dentin of crowns was reached by carbide bur abrading providing a uniform smear layer. Self-etching primers ...

journal_title：American journal of dentistry

authors： Borges AF,Puppin-Rontani RM,Bittar RA,Kantowitz KR,Pascon FM,Martin AA

更新日期：2009-02-01 00:00:00

abstract：PURPOSE:To determine the fracture resistance of different sizes of standardized single fiber posts and the combinations of multiple small experimental posts. METHODS:Single posts in three different sizes (1, 2 and 3; DT Light Posts, RTD; DT), as control, and seven different combinations of experimental small posts (Ab...

journal_title：American journal of dentistry

authors： Porciani PF,Vano M,Radovic I,Goracci C,Grandini S,García-Godoy F,Ferrari M

更新日期：2008-12-01 00:00:00

abstract：PURPOSE:To evaluate the clinical performance of a self-etching adhesive in Class V non-carious lesions with and without acid etching procedures. METHODS:A total of 125 Class V non-carious cervical lesions (NCCL) with incisal or occlusal margins in enamel and gingival margins in dentin/cementum were selected and restor...

journal_title：American journal of dentistry

authors： Abdalla AI,El Sayed HY

更新日期：2008-10-01 00:00:00