Fluoride release from CaF2 and enamel demineralization.

abstract：:The objective of this study was to assess the relative effects of age and oral hygiene on the progression of periodontitis by estimating incidence from age-specific prevalence. This study analyzed data from a representative national sample of 14,690 dentate Americans, aged from 15 to 74, seen in the first National Hea...

journal_title：Journal of dental research

authors： Abdellatif HM,Burt BA

更新日期：1987-01-01 00:00:00

abstract：:Clinical studies have shown that metabolic syndrome (MetS) is associated with increased risk of developing periodontitis. However, the underlying mechanisms remain largely unknown. Since it is known that lipopolysaccharide (LPS)-activated toll-like receptor 4 signaling pathways play a crucial role in periodontitis, we...

journal_title：Journal of dental research

authors： Li Y,Lu Z,Zhang X,Yu H,Kirkwood KL,Lopes-Virella MF,Huang Y

更新日期：2015-02-01 00:00:00

abstract：:Candida colonization of the oral cavity increases in the elderly. A major predisposing condition is denture use, which also increases in the elderly. To test whether the increase in colonization is age-related in a fashion independent of denture use, we analyzed the frequency (incidence) of carriage, the intensity of ...

journal_title：Journal of dental research

authors： Lockhart SR,Joly S,Vargas K,Swails-Wenger J,Enger L,Soll DR

更新日期：1999-04-01 00:00:00

abstract：:The type of attachment that is used in oral rehabilitation by means of implant-retained mandibular overdentures may influence the retention and the stability of the denture. In this study, we examined the hypothesis that a better retention and stability of the denture improve the oral function. Eighteen edentulous sub...

journal_title：Journal of dental research

authors： van Kampen FM,van der Bilt A,Cune MS,Bosman F

更新日期：2002-03-01 00:00:00

abstract：:The benefits of early orthodontic treatment are continuously discussed, but studies are few. We examined whether definite need for orthodontic treatment could be eliminated in public health care by systematically focusing on early intervention. One age cohort living in a rural Finnish municipality (N = 85) was regular...

journal_title：Journal of dental research

authors： Kerosuo H,Väkiparta M,Nyström M,Heikinheimo K

更新日期：2008-06-01 00:00:00

abstract：:The monomer triethyleneglycoldimethacrylate (TEGDMA) is used as a diluent in many resin-based dental materials. It was previously shown in vitro that TEGDMA was released into the adjacent biophase from such materials during the first days after placement. In this study, the uptake, distribution, and excretion of 14C-T...

journal_title：Journal of dental research

authors： Reichl FX,Durner J,Hickel R,Kunzelmann KH,Jewett A,Wang MY,Spahl W,Kreppel H,Moes GW,Kehe K,Walther U,Forth W,Hume WR

更新日期：2001-05-01 00:00:00

abstract：:Administration of indomethacin inhibited the appearance of osteoclasts and bone resorption induced by experimental tooth movement in rats. Effects were limited to groups injected within 12 h after treatment. Prostaglandin E1 or E2 solutions injected in gingiva lying near the upper first molar caused the appearance of ...

journal_title：Journal of dental research

authors： Yamasaki K,Miura F,Suda T

更新日期：1980-10-01 00:00:00

abstract：:Masticatory muscle silent periods were compared in normal subjects and in patients with MPD syndrome before and after a variety of psychological, physiological, and pharmacological forms of therapy. All patients initially showed prolonged silent periods in one or more of the muscles. There was a direct relationship be...

journal_title：Journal of dental research

authors： Skiba TJ,Laskin DM

更新日期：1981-03-01 00:00:00

abstract：:Odontoblasts, with their strategic arrangement along the outermost compartment of the dentin-pulp complex, have been suggested to have sensory function. In addition to their primary role in dentin formation, growing evidence shows that odontoblasts are capable of sensing mechanical stimulation. Previously, we found th...

journal_title：Journal of dental research

authors： Won J,Vang H,Kim JH,Lee PR,Kang Y,Oh SB

更新日期：2018-08-01 00:00:00

abstract：:A/Jax mice were injected with 50 muCi of 3H cortisol and 10 mg of cortisone acetate on day 12 of gestation. At various intervals after injection, the maternal liver, placenta, yolk sac, and the fetal jaws were removed and analyzed by thin-layer chromatography in conjunction with oxidative combustion and liquid scintil...

journal_title：Journal of dental research

authors： Spain KM,Kisieleski W,Wood NK

更新日期：1975-09-01 00:00:00

abstract：:Rat parotid atrophy, induced by liquid feeding over 10 days, was manifested as gland weight loss (40%) and histologically as acinar shrinkage. Acinar secretory function was investigated in the same glands using enzymatically dispersed cell preparations and superfused gland slices. Results were normalized for the acina...

journal_title：Journal of dental research

authors： Scott J,Gunn DL

更新日期：1994-06-01 00:00:00

abstract：:Known antimalarial compunds from several chemical classes were tested for their ability to inhibit in vitro growth of microorganisms causing dental plaque and to prevent the development of plaque in a hamster model. Approximately a third of the compounds tested inhibited in vitro growth; however, none prevented develo...

journal_title：Journal of dental research

authors： Kinnamon KE,Eckermann EH,Tempel TR,Smith JH,Wolf CR

更新日期：1975-05-01 00:00:00

abstract：:Moderate elevation of serum C-reactive protein (CRP) is a risk factor for cardiovascular disease among apparently healthy individuals, although factors that create this inflammatory response in the absence of systemic illness have not been clarified. This study aimed to: (1) evaluate associations among periodontal dis...

journal_title：Journal of dental research

authors： Slade GD,Offenbacher S,Beck JD,Heiss G,Pankow JS

更新日期：2000-01-01 00:00:00

abstract：:Submandibular glands from young adult and aged male and female rats have been examined and various descriptive parameters obtained. Several sex differences were observed with tissue from young and old animals. Sex differences were found in the gland contents of DNA, protein, and sialic acid and in some protein compone...

journal_title：Journal of dental research

authors： Kuyatt BL,Baum BJ

更新日期：1981-05-01 00:00:00

abstract：:The bactericidal effect of hexylresorcinol was assessed using bacterial aggregates. Increased drug concentration resulted in decreased survival of bacteria when the aggregates were exposed to hexylresorcinol for at least eight hours. This indicates that this drug may be effective against dental plaque only when availa...

journal_title：Journal of dental research

authors： Kraal JH,Hussain AA,Gregorio SB,Akaho E

更新日期：1979-11-01 00:00:00

abstract：:Periodontitis is characterized by periodontal tissue destruction. Since interleukin-17 (IL-17) has been reported to up-regulate IL-1beta and tumor necrosis factor-alpha (TNF-alpha), it was hypothesized that it is increased in periodontitis and up-regulates these cytokines and tissue-destructive matrix metalloproteinas...

journal_title：Journal of dental research

authors： Beklen A,Ainola M,Hukkanen M,Gürgan C,Sorsa T,Konttinen YT

更新日期：2007-04-01 00:00:00

abstract：:Extracellular microcapsules have been demonstrated on cells of most serotypes of Streptococcus mutans by electron microscopy, using bacterial strains of the various serotypes and peroxidase labeled or unlabeled immune serum. A correlation was noted between the amount of capsular substance on the strains of S mutans ex...

journal_title：Journal of dental research

authors： Grenier EM,Gray RH,Loesche WJ,Eveland WC

更新日期：1977-02-01 00:00:00

abstract：:Adhesives cured under constrained conditions develop contraction stresses. We hypothesized that, with dentin as a bonding substrate, the stress would reach a maximum, followed by a continuous decline. Stress development was determined with a tensilometer for two total-etch systems and two systems with self-etching pri...

journal_title：Journal of dental research

authors： Hashimoto M,de Gee AJ,Kaga M,Feilzer AJ

更新日期：2006-08-01 00:00:00

abstract：:Epithelial-mesenchymal interactions are required for tooth formation. Bone morphogenetic protein 4 (Bmp4) is a crucial signaling molecule during this process. For better understanding of the role of the Bmp4 gene during tooth development, we studied the mechanisms that control its temporal and spatial expression durin...

journal_title：Journal of dental research

authors： Feng JQ,Zhang J,Tan X,Lu Y,Guo D,Harris SE

更新日期：2002-01-01 00:00:00

abstract：:The present investigation demonstrates that direct application of a composite resin on an acid-etched, vital dentin surface is hazardous to the pulp in monkey teeth. This indicates that exposed dentin should be protected before treating the tooth with a restorative technique including acid etching. A ca(OH)2-containin...

journal_title：Journal of dental research

authors： Eriksen HM

更新日期：1976-03-01 00:00:00

abstract：:Greater fluoride concentrations were obtained in enamel treated with phosphate/fluoride solutions than in that treated with TiF4 at similar pH's (1.0) and F concentrations (0.6M F and 1.6M F). However, fluoride solution without added phosphate at pH 1.0 and 1.6M F concentration produced lower fluoride concentrations i...

journal_title：Journal of dental research

authors： Clarkson B,Wefel J

更新日期：1979-02-01 00:00:00

abstract：:Sealants are highly effective in preventing dental caries in the pits and fissures of teeth when applied by trained operators in clinical trials and public health programs. The effectiveness of fissure sealants when applied in dental practices is still not known. The purpose of this longitudinal study was to evaluate ...

journal_title：Journal of dental research

authors： Ismail AI,Gagnon P

更新日期：1995-09-01 00:00:00

abstract：:Temperature elevations were measured in the pulp chamber of full cast crown preparations during impression taking with modelling compound in copper bands. Uncontrolled flaming, controlled flaming, and water heating of the bands produced temperatures of 53, 44, and 41.5 C, respectively. The time involved in restoring t...

journal_title：Journal of dental research

authors： Grajower R,Kaufman E,Stern N

更新日期：1975-03-01 00:00:00

abstract：:Chemical bonding between dental porcelains and alloys results from interdiffusion of porcelain and metal ions. An interfacial diffusion zone is created which, most likely, has properties different from those of bulk materials. The changed interface might affect experimental measurements of thermo-mechanical strain. To...

journal_title：Journal of dental research

authors： Tesk JA,Hinman RW,Widera GE,Holmes AD,Cassel JM

更新日期：1983-05-01 00:00:00

abstract：:A double-blind randomized clinical trial was performed in 6- to 7-yr-old schoolchildren to evaluate, in a 30-mo period, whether the caries increment on the distal surface of the second primary molars adjacent to permanent first molars sealed with fluoride release compounds would be lower with respect to those adjacent...

journal_title：Journal of dental research

authors： Cagetti MG,Carta G,Cocco F,Sale S,Congiu G,Mura A,Strohmenger L,Lingström P,Campus G,Italian Experimental Group on Oral Health.

更新日期：2014-07-01 00:00:00

abstract：:The aim of this study was to assess the effect of chewing gum containing phosphoryl oligosaccharides of calcium (POs-Ca) and a low concentration of fluoride (F) on the hardness of enamel subsurface lesions, utilizing a double-blind, randomized, and controlled in situ model. Fifteen individuals wore removable lingual a...

journal_title：Journal of dental research

authors： Kitasako Y,Sadr A,Hamba H,Ikeda M,Tagami J

更新日期：2012-04-01 00:00:00

abstract：:The pathomechanics of degenerative joint disease of the temporomandibular joint (TMJ) may involve fatigue produced by mechanical work on the articulating tissues. This study tested the hypotheses that mechanical work in the TMJ (i) varies with the type of mandibular activity, and (ii) is evenly distributed over TMJ su...

journal_title：Journal of dental research

authors： Gallo LM,Chiaravalloti G,Iwasaki LR,Nickel JC,Palla S

更新日期：2006-11-01 00:00:00

abstract：:Autonomic and behavioral responses to seven dental procedures were studied in 21 pedodontic patients aged six to 12. When mean pulse rate, pulse amplitude, absolute skin conductance, and skin-conductance responses were compared over all subjects, the injection of the local anesthetic consistently elicited the greatest...

journal_title：Journal of dental research

authors： West GA,Reid KH,Bastawi AE

更新日期：1983-06-01 00:00:00

abstract：:Mechanosensitive osteocytes are essential for bone remodeling. Nitric oxide, an important regulator of bone remodeling, is produced by osteocytes through the activity of constitutive endothelial nitric oxide synthase (eNOS) or inducible nitric oxide synthase (iNOS). We hypothesized that these enzymes regulate the tiss...

journal_title：Journal of dental research

authors： Tan SD,Xie R,Klein-Nulend J,van Rheden RE,Bronckers AL,Kuijpers-Jagtman AM,Von den Hoff JW,Maltha JC

更新日期：2009-03-01 00:00:00

abstract：:The color of an unshaded body porcelain was determined at three thicknesses on white, gray, and three chromatic backings. Spectral absorption and scattering coefficients of the porcelain were determined from the diffuse reflectance at one thickness on the white and gray backings. These optical coefficients, when utili...

journal_title：Journal of dental research

authors： O'Brien WJ,Johnston WM,Fanian F

更新日期：1985-06-01 00:00:00