Effect of packing pressure on the abrasion resistance of dental amalgams.

abstract：:In 1992 and 1997, all US and Canadian dental schools were surveyed by mail regarding the preferred initial radiographic examination prescribed for non-emergency, comprehensive-care patients (dentulous adults, edentulous adults, and children). In both survey years, a minority of US and Canadian dental schools reported ...

journal_title：Journal of dental research

authors： Kantor ML

更新日期：2000-07-01 00:00:00

abstract：:Interleukin (IL)-23 is an essential cytokine involved in expansion of the Th17 lineage, which is associated with many immune-related destructive tissue diseases. We hypothesized that the IL-23-induced Th17 pathway plays a role in periodontal pathology and examined the expression of cytokines, and related molecules, in...

journal_title：Journal of dental research

authors： Ohyama H,Kato-Kogoe N,Kuhara A,Nishimura F,Nakasho K,Yamanegi K,Yamada N,Hata M,Yamane J,Terada N

更新日期：2009-07-01 00:00:00

abstract：:The regulation of blood flow of the dental pulp was investigated in dogs and rats anesthetized with sodium pentobarbital. Pulpal blood flow was altered by variations of local and systemic hemodynamics. Variation in pulpal hemodynamics was attained by means of close intra-arterial injections of adrenergic agonists (NE ...

journal_title：Journal of dental research

authors： Kim S

更新日期：1985-04-01 00:00:00

abstract：:We investigated whether oral health, represented by missing teeth, was associated with an increased risk of cardiovascular disease, including myocardial infarction (MI), heart failure (HF), stroke, and all-cause mortality. Subjects who underwent routine dental examinations and health checkups provided by the Korean Na...

journal_title：Journal of dental research

authors： Lee HJ,Choi EK,Park JB,Han KD,Oh S

更新日期：2019-02-01 00:00:00

abstract：:The oral microbiota was compared between Romanian adolescents with a high prevalence of caries and no dental care and Swedish caries-active and caries-free adolescents in caries prevention programs and with a low prevalence of caries. Biofilm samples were analyzed by FLX+ pyrosequencing of the V1 to V4 hypervariable r...

journal_title：Journal of dental research

authors： Johansson I,Witkowska E,Kaveh B,Lif Holgerson P,Tanner AC

更新日期：2016-01-01 00:00:00

abstract：UNLABELLED:The aim of this observational study was to investigate the features of the chewing activity and the variability of the human chewing pace, as assessed in the natural environment. It was hypothesized that the chewing pace is relatively constant within individuals across different days but is variable across i...

journal_title：Journal of dental research

authors： Po JM,Kieser JA,Gallo LM,Tésenyi AJ,Herbison P,Farella M

更新日期：2011-10-01 00:00:00

abstract：:The expression of two matrix glycoproteins, tenascin and cellular fibronectin (cFN), has been studied in fully developed human permanent teeth, periodontal ligament, and alveolar bone, in both frozen and paraffin-processed material. Polyclonal antibodies to tenascin and a monoclonal antibody recognizing the ED sequenc...

journal_title：Journal of dental research

authors： Lukinmaa PL,Mackie EJ,Thesleff I

更新日期：1991-01-01 00:00:00

abstract：:This 24-mo randomized controlled trial was based on a double-blind parallel design, and it compared the effectiveness of 2 fluoride application protocols in arresting dentine caries in primary teeth. Three-year-old children with active dentine caries were recruited and randomly allocated to 2 treatment groups. Childre...

journal_title：Journal of dental research

authors： Chen KJ,Gao SS,Duangthip D,Lo ECM,Chu CH

更新日期：2021-01-01 00:00:00

abstract：:The effects of Escherichia coli endotoxin upon mouse L929 cell proliferation, DNA synthesis, protein synthesis, and proline incorporation were determined. It was found that a level of endotoxin which inhibited cell proliferation prompted a similar inhibition of DNA synthesis and overall cell protein synthesis. In cont...

journal_title：Journal of dental research

authors： Singer RE,Dutton WG

更新日期：1979-06-01 00:00:00

abstract：:Repulsive magnetic appliances can intrude posterior teeth, but create a lateral shift of the mandible and also decrease in force as the mouth opens. To model their optimal use, the 3-D spatial force/displacement (F/D) and moment/displacement (M/D) diagrams of four magnetic repulsive appliances in diverse overlapping a...

journal_title：Journal of dental research

authors： Vardimon AD,Bourauel C,Drescher D,Schmuth GP

更新日期：1994-01-01 00:00:00

abstract：:Evidence from epidemiologic studies suggests that periodontal infections are independently associated with subclinical and clinical atherosclerotic vascular disease. Although the strength of the reported associations is modest, the consistency of the data across diverse populations and a variety of exposure and outcom...

journal_title：Journal of dental research

authors： Kebschull M,Demmer RT,Papapanou PN

更新日期：2010-09-01 00:00:00

abstract：:Weanling rice rats were fed either standard laboratory chow or Diet 2000. The animals were sacrificed at 4, 8, 12, and 15 weeks. There was an increasing amount of exposed root surface and root surface caries with age in the animals fed Diet 2000. There was exposed root surface but no caries in the animals fed laborato...

journal_title：Journal of dental research

authors： Doff RS,Rosen S,App G

更新日期：1977-09-01 00:00:00

abstract：:Dental caries can be described as a dysbiosis of the oral microbial community, in which acidogenic, aciduric, and acid-adapted bacterial species promote a pathogenic environment, leading to demineralization. Alkali generation by oral microbes, specifically via arginine catabolic pathways, is an essential factor in mai...

journal_title：Journal of dental research

authors： Agnello M,Cen L,Tran NC,Shi W,McLean JS,He X

更新日期：2017-07-01 00:00:00

abstract：:Limited cure depth is a drawback of light-activated composites. We hypothesize that curing light transmission and cure depth are influenced by monomer reactivity and filler/resin refractive index mismatch. Light transmission throughout cure was recorded for composites based on strontium (refractive index 1.51) or bari...

journal_title：Journal of dental research

authors： Shortall AC,Palin WM,Burtscher P

更新日期：2008-01-01 00:00:00

abstract：:Synovial hyperplasia is a feature of degenerative temporomandibular joint (TMJ) disease. However, the mechanism by which hyperplasia progresses in the TMJ is unknown. Based on the hypothesis that the oxidative stress generated by mechanical loading causes degenerative changes in the TMJ synovium, we investigated the g...

journal_title：Journal of dental research

authors： Yamaza T,Masuda KF,Atsuta I,Nishijima K,Kido MA,Tanaka T

更新日期：2004-08-01 00:00:00

abstract：:Although pulp fibroblasts are a major cell type in dental pulp, their roles in microbial recognition and pulpal inflammation are not well-understood. Considering the pivotal role of Toll-like receptors (TLRs) in the recognition of micro-organisms, we hypothesized that TLRs on pulp fibroblasts may induce inflammatory s...

journal_title：Journal of dental research

authors： Park C,Lee SY,Kim HJ,Park K,Kim JS,Lee SJ

更新日期：2010-02-01 00:00:00

abstract：:During amelogenesis in the rat incisor, modulating ruffle-ended (RA) and smooth-ended (SA) ameloblasts are distributed as bands in the enamel organ of the maturation zone. This distribution of the two cell types has been shown to be precisely correlated with a banding of the underlying enamel, as shown by staining and...

journal_title：Journal of dental research

authors： McKee MD,Martin JR,Landis WJ

更新日期：1989-02-01 00:00:00

abstract：:Silver cations generated by passing low intensity direct current through pure silver electrodes were found to be sufficiently antibacterial to cause sterilization of samples of infected dentin. The optimal procedure involved a 5 microA current applied for 20 minutes with the anode then left in contact with the sample....

journal_title：Journal of dental research

authors： Thibodeau EA,Handelman SL,Marquis RE

更新日期：1978-09-01 00:00:00

abstract：:The molecular mechanisms that maintain the equilibrium of odontoblast progenitor cells in dental pulp are unknown. Here we tested whether homeostasis in dental pulp is modulated by Twist-1, a nuclear protein that partners with Runx2 during osteoblast differentiation. Our analysis of Twist-1(+/-) mice revealed phenotyp...

journal_title：Journal of dental research

authors： Galler KM,Yasue A,Cavender AC,Bialek P,Karsenty G,D'Souza RN

更新日期：2007-10-01 00:00:00

abstract：:Catecholamines are present in saliva, but their influence on oral epithelium is not understood. Because psychological stress increases salivary catecholamines and impairs oral mucosal wound healing, we sought to determine if epithelial adrenergic signaling could link these two findings. We found that cultured human or...

journal_title：Journal of dental research

authors： Steenhuis P,Huntley RE,Gurenko Z,Yin L,Dale BA,Fazel N,Isseroff RR

更新日期：2011-02-01 00:00:00

abstract：:This study demonstrated that human submandibular-sublingual saliva (HSMSL) provided a better substrate than did whole saliva or parotid saliva for the binding of Streptococcus sanguis in a glass adherence assay. Additional evidence indicated that the lower molecular weight salivary mucin in HSMSL was involved in these...

journal_title：Journal of dental research

authors： Stinson MW,Levine MJ,Cavese JM,Prakobphol A,Murray PA,Tabak LA,Reddy MS

更新日期：1982-12-01 00:00:00

abstract：:The spatial relationship of the mandibular condyle to the temporal component of the TMJ is determined quantitatively from lateral tomograms using a new method of measuring specific areas of the joint space. Condyle position along the posteroanterior axis of the joint is expressed as a ratio of the posterior joint spac...

journal_title：Journal of dental research

authors： Blaschke DD,Blaschke TJ

更新日期：1981-01-01 00:00:00

abstract：:A series of in vitro studies have been performed to study the release of tin and fluoride from an experimental prophylactic cup and the influence of this release on the fluoride content of enamel. It has been found that the release of fluoride from the prophy cup during a simulated prophylaxis results in a significant...

journal_title：Journal of dental research

authors： Stookey GK,Stahlman DB

更新日期：1976-05-01 00:00:00

abstract：:During periods of periodontal attachment loss, one of the most significant cellular changes is a decrease in the number of fibroblasts. We previously demonstrated that LPS induces apoptosis of fibroblastic cells in vivo, largely through TNF-alpha. We conducted in vivo experiments by subcutaneous inoculation of LPS in ...

journal_title：Journal of dental research

authors： Alikhani M,Alikhani Z,Graves DT

更新日期：2004-09-01 00:00:00

abstract：:Overgrowth of oral yeast is a common problem among the elderly. Probiotic bacteria are known to inhibit the growth of pathogenic microbes. We tested the hypothesis that cheese containing probiotic bacteria can reduce the prevalence of oral Candida. During this 16-week, randomized, double-blind, placebo-controlled stud...

journal_title：Journal of dental research

authors： Hatakka K,Ahola AJ,Yli-Knuuttila H,Richardson M,Poussa T,Meurman JH,Korpela R

更新日期：2007-02-01 00:00:00

abstract：:The Global Burden of Disease (GBD) 2010 Study produced comparable estimates of the burden of 291 diseases and injuries in 1990, 2005, and 2010. This article reports on the global burden of untreated caries, severe periodontitis, and severe tooth loss in 2010 and compares those figures with new estimates for 1990. We u...

journal_title：Journal of dental research

authors： Marcenes W,Kassebaum NJ,Bernabé E,Flaxman A,Naghavi M,Lopez A,Murray CJ

更新日期：2013-07-01 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：:During porcelainization the non-preoxidized alloy develops a Be-rich reaction zone in the interface which separates a Be-depleted alloy from a Li and (to a lesser extent Na) depleted region of the ceramic. Thus, Be diffuses to the interface through the alloy Be degrees leads to Be++ + 2 e- occurs at the interface; som...

journal_title：Journal of dental research

authors： Williams TR,Johnson CE,Winchell PG,Philips RW

更新日期：1978-02-01 00:00:00

abstract：:Sense of coherence (SOC) has been related to oral health behaviors and oral-health-related quality of life (OHRQoL) in observational studies. This cluster-randomized trial aimed to test the effect of an intervention to enhance SOC on OHRQoL in children. Twelve primary schools were randomly allocated to intervention an...

journal_title：Journal of dental research

authors： Nammontri O,Robinson PG,Baker SR

更新日期：2013-01-01 00:00:00

abstract：:The rate of F absorption from the stomach is pH-dependent, with greater absorption at low pH. Since the rate of absorption is also strongly influenced by the rapidity of gastric emptying, we have compared the relative importance of gastric acidity and gastric emptying in overall F absorption. Male rats (350 g, n = 85)...

journal_title：Journal of dental research

authors： Messer HH,Ophaug RH

更新日期：1993-03-01 00:00:00