In vivo fluid movement through dentin adhesives in endodontically treated teeth.

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：:In the past two decades, accumulated evidence has clearly demonstrated the inhibitory effects of laser irradiation on enamel demineralization, but the exact mechanisms of these effects remain unclear. The purpose of this study was to investigate the effects of low-energy CO2 laser irradiation on demineralization of bo...

journal_title：Journal of dental research

authors： Hsu CY,Jordan TH,Dederich DN,Wefel JS

更新日期：2000-09-01 00:00:00

abstract：:The purpose of this investigation was to determine whether chlorhexidine combined with copper would exert a synergistic, growth-inhibitory effect against selected oral bacteria. Actinomyces viscosus, Actinomyces naeslundii, and Streptococcus mutans were all susceptible to chlorhexidine individually, with S. mutans dis...

journal_title：Journal of dental research

authors： Drake DR,Grigsby W,Cardenzana A,Dunkerson D

更新日期：1993-02-01 00:00:00

abstract：:Acute or chronic inflammation comprises a highly prevalent type of orofacial pain and is mediated by the generation of endogenous agonists that activate numerous receptors expressed on terminals of trigeminal (TG) nociceptive afferent neurons. One such studied receptor is transient receptor potential vanilloid subtype...

journal_title：Journal of dental research

authors： Hargreaves KM,Ruparel S

更新日期：2016-09-01 00:00:00

abstract：:Mandibular prognathism is a common dentofacial phenotype with a substantial genetic component; however, few susceptibility loci have been mapped. Ethnicity is a risk factor for mandibular prognathism, and a relatively high prevalence is observed in Asian populations. The hypothesis of this study suggested that a speci...

journal_title：Journal of dental research

authors： Li Q,Li X,Zhang F,Chen F

更新日期：2011-01-01 00:00:00

abstract：:Selective recruitment of periodontal ligament cells to a previously exposed root surface is believed to enhance periodontal regeneration. It has been hypothesized that competition from gingival fibroblasts may reduce the potential of periodontal regeneration. We compared the migratory responses of PDL cells and gingiv...

journal_title：Journal of dental research

authors： Nishimura F,Terranova VP

更新日期：1996-04-01 00:00:00

abstract：:Samples of plaque and surface enamel were collected from 80 boys aged 14 years living in five communities in Ohio (USA). Mean (+/- SE) strontium concentrations in plaque were 1.43 +/- 0.18 micrograms/g (wet) and 12.34 +/- 1.63 micrograms/g (dry). For surface enamel, the mean concentration was 421 +/- 31 micrograms Sr/...

journal_title：Journal of dental research

authors： Curzon ME

更新日期：1985-12-01 00:00:00

abstract：:Fibroblast growth factor (FGF) signaling has been implicated in the regulation of osteogenesis in both intramembranous and endochondral ossifications. In the developing palate, the anterior bony palate forms by direct differentiation of cranial neural crest (CNC)-derived mesenchymal cells, but the signals that regulat...

journal_title：Journal of dental research

authors： Xu J,Huang Z,Wang W,Tan X,Li H,Zhang Y,Tian W,Hu T,Chen YP

更新日期：2018-05-01 00:00:00

abstract：:The objectives of this study were 1) to provide an estimate of the value of the intraclass correlation coefficient (ICC) for dental caries data at tooth and surface level, 2) to provide an estimate of the design effect (DE) to be used in the determination of sample size estimates for future dental surveys, and 3) to e...

journal_title：Journal of dental research

authors： Masood M,Masood Y,Newton JT

更新日期：2015-02-01 00:00:00

abstract：:Three strain combinations of in-bred mice representing strong and moderate histocompatibility barriers were used to determine if tooth allotransplants evoked strong or weak immunologic memory as measured by the second-set donor-strain skin graft technique. At issue was whether the anatomic site of engraftment could in...

journal_title：Journal of dental research

authors： Riviere GR

更新日期：1984-01-01 00:00:00

abstract：:Wear striations experimentally produced on initially unworn teeth were examined at high magnification using a scanning electron microscope. Certain characteristics of individual wear striations on these teeth indicate the direction of motion that produced them. Other striations on worn teeth of American Indians and th...

journal_title：Journal of dental research

authors： Ryan AS

更新日期：1979-01-01 00:00:00

abstract：:A previously reported technique for staining areas of degradation in dental composite restorations was evaluated in 51 removed restorations. The staining reagent was silver nitrate, which penetrated the degraded subsurface as ionic silver and was subsequently developed into colored deposits of metallic silver. Several...

journal_title：Journal of dental research

authors： Mair LH

更新日期：1991-03-01 00:00:00

abstract：:The effect of toothbrushes on soft tissue abrasion was measured using hamster cheek pouch tissue brushed mechanically for various intervals. The detection of protein removed during brushing was used as an index of tissue abrasion. The method was found to be sensitive in detecting the effects of brush load, number of s...

journal_title：Journal of dental research

authors： Alexander JF,Saffir AJ,Gold W

更新日期：1977-07-01 00:00:00

abstract：:Juvenile rheumatoid arthritis (JRA) is a chronic systemic disease of childhood that affects synovial joints including the temporomandibular joint (TMJ). Individuals with JRA of the TMJ frequently show aberrations in mandibulofacial development. Since the basis for these developmental perturbations is poorly understood...

journal_title：Journal of dental research

authors： Tavakkoli-Jou M,Miller AJ,Kapila S

更新日期：1999-08-01 00:00:00

abstract：:Priming with tumor antigens is one of the most important strategies in cancer immunotherapy. To enhance tumor antigenicity, OK-432, a streptococcal preparation, was coupled to squamous cell carcinoma (KLN-205) by means of a 0.2% glutaraldehyde method. The purpose of this study was to investigate whether OK-432-conjuga...

journal_title：Journal of dental research

authors： Li X,Bukawa H,Hirota M,Tsuyuki Y,Omura S,Fujita K

更新日期：2003-08-01 00:00:00

abstract：:Tritiated proline was administered to domestic cats during the development of their permanent dentition. The amount of residual radioactivity was determined autoradiographically at various times after cavity preparation in mature molars and premolars. Two wk after cavity preparation, the amount of radiolabel beneath t...

journal_title：Journal of dental research

authors： Hoppenbrouwers PM,Borggreven JM,Thé GS,Maltha JC

更新日期：1982-09-01 00:00:00

abstract：:Genetic influences are important in the determination of mandibular morphology, and growth hormone receptor (GHR) is believed to have an important influence on the growth of craniofacial bone. In this study, we used quantitative trait locus methods to evaluate the relationship between craniofacial morphology and singl...

journal_title：Journal of dental research

authors： Zhou J,Lu Y,Gao XH,Chen YC,Lu JJ,Bai YX,Shen Y,Wang BK

更新日期：2005-11-01 00:00:00

abstract：:Two copper-free amalgams expanded excessively after storage in air at 60 degrees C for about five yr. One expanded significantly at 37 degrees C and slightly at 23 degrees C. High silver content, absence of copper, and presence of small amounts of zinc, or all three, seemed to promote very high expansions at 60 degree...

journal_title：Journal of dental research

authors： Paffenbarger GC,Rupp NW,Patel PR

更新日期：1982-06-01 00:00:00

abstract：:Saliva plays a major role in maintaining oral health. Patients with salivary hypofunction exhibit difficulty in chewing and swallowing foods, tooth decay, periodontal disease, and microbial infections. At this time, treatments for hyposalivation are limited to medications (e.g., muscarinic receptor agonists: pilocarpi...

journal_title：Journal of dental research

authors： Maruyama CL,Leigh NJ,Nelson JW,McCall AD,Mellas RE,Lei P,Andreadis ST,Baker OJ

更新日期：2015-11-01 00:00:00

abstract：:Disks of dentin taken from extracted human teeth demonstrated the optical property of the magnification/reduction effect. When images were transmitted from a pulpal-to-occlusal direction, the images were magnified. When the disks were inverted, the images were reduced in size. The images were slightly distorted but cl...

journal_title：Journal of dental research

authors： Walton RE,Outhwaite WC,Pashley DF

更新日期：1976-07-01 00:00:00

abstract：:Incisors of Mg-deficient rats showed a marked inhibition of eruption and a decrease in mitoses of apical tissues. Cortisone administration resulted in some increase in eruption rate and cell division though these remained below the values of Mg-supplemented controls. An improvement in gross condition and a less severe...

journal_title：Journal of dental research

authors： Kiely ML,Domm LV

更新日期：1977-12-01 00:00:00

abstract：:ATP-degrading enzyme activities in pulps of healthy and carious human teeth were quantitatively analyzed using the bioluminescence method. The patterns of both Ca2+- and MG2+-activated ATP hydrolysis resembled each other. Increased enzyme activities were observed during injured states. ...

journal_title：Journal of dental research

authors： Le Bell Y

更新日期：1981-02-01 00:00:00

abstract：:Bone remodeling is a complex process regulated by several mediators. Recent work has revealed that cytokines and growth factors have significant effects on bone cell metabolism. However, little information is available concerning the production of cytokines during orthodontic tooth movement in human subjects, and ther...

journal_title：Journal of dental research

authors： Uematsu S,Mogi M,Deguchi T

更新日期：1996-01-01 00:00:00

abstract：:The treatment of periodontitis/peri-implantitis involves the reduction/eradication of periopathogens. After therapy, beneficial and pathogenic species recolonize the subgingival area. The dynamics of recolonization and especially the role of the supragingival environment in this process are still not well-understood. ...

journal_title：Journal of dental research

authors： Quirynen M,Vogels R,Pauwels M,Haffajee AD,Socransky SS,Uzel NG,van Steenberghe D

更新日期：2005-04-01 00:00:00

abstract：:Reporting the economic burden of oral diseases is important to evaluate the societal relevance of preventing and addressing oral diseases. In addition to treatment costs, there are indirect costs to consider, mainly in terms of productivity losses due to absenteeism from work. The purpose of the present study was to e...

journal_title：Journal of dental research

authors： Listl S,Galloway J,Mossey PA,Marcenes W

更新日期：2015-10-01 00:00:00

abstract：:Using a pin-on-disc sliding-wear test apparatus, the wear behavior of a typical composite restorative vs. styli fashioned from human enamel, sintered alumina, and magnesium fluoride was examined. The rates of restorative wear were found to be identical, within the experimental error of the measurements, for tests usin...

journal_title：Journal of dental research

authors： Rice SL,Bailey WF,Roto M,Wayne SF

更新日期：1984-06-01 00:00:00

abstract：:An adhesive opaque resin for veneering on cast metal was developed with 4-methacryloxyethyl trimellitate anhydride and poly (methyl methacrylate)-coated titanium dioxide prepared by aqueous phase polymerization. The opaque resin was a modified 4-META/MMA-TBB resin. The powder consisted of 20% of the encapsulated mater...

journal_title：Journal of dental research

authors： Matsumura H,Nakabayashi N

更新日期：1988-01-01 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 sagittal and frontal active envelope of border movement is applied regularly as a clinical tool in functional examinations of the human masticatory system. In contrast, the three-dimensional movement area has hardly been examined. Furthermore, the determinants of this area are not established unambiguously. In the...

journal_title：Journal of dental research

authors： Koolstra JH,Naeije M,van Eijden TM

更新日期：2001-10-01 00:00:00

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