Synergistic, growth-inhibitory effects of chlorhexidine and copper combinations on Streptococcus mutans, Actinomyces viscosus, and Actinomyces naeslundii.

abstract：:The periodontium contains heterogeneous mesenchymal cell populations with various differentiation potentials. The capacity of these cells for tissue formation as well as the origin of their precursors are still not entirely defined. In this study, cells originating from different periodontal tissues were cultured in v...

journal_title：Journal of dental research

authors： Lang H,Schüler N,Arnhold S,Nolden R,Mertens T

更新日期：1995-05-01 00:00:00

abstract：:Previous studies of tooth size in twins and their families have suggested a high degree of genetic control, although there have been difficulties separating the various genetic and environmental effects. A genetic analysis of variation in crown size of the permanent incisors of South Australian twins was carried out, ...

journal_title：Journal of dental research

authors： Dempsey PJ,Townsend GC,Martin NG,Neale MC

更新日期：1995-07-01 00:00:00

abstract：:Mixed or parotid saliva from caries-active individuals consistently supported better growth of Streptococcus mutans (type c) than that from caries-free individuals. Electrophoretic studies revealed that certain proteins in caries-active salivas were susceptible to microbial attack, but similar proteins in caries-free ...

journal_title：Journal of dental research

authors： Cowman RA,Schaefer SJ,Fitzgerald RJ,Rosner D,Shklair IL,Walter RG

更新日期：1979-10-01 00:00:00

abstract：:Bone and dentin share similar biochemical compositions and physiological properties. Dentin, a major tooth component, is formed by odontoblasts; in contrast, bone is produced by osteoblasts. Osterix (Osx), a zinc finger-containing transcription factor, has been identified as an essential regulator of osteoblast differ...

journal_title：Journal of dental research

authors： Kim TH,Bae CH,Lee JC,Kim JE,Yang X,de Crombrugghe B,Cho ES

更新日期：2015-03-01 00:00:00

abstract：:The effect of enamel matrix proteins on the seeded growth of enamel apatite crystals was studied in stable supersaturated solutions at pH 7.4 and 37 degrees C. Of the two major protein classes in the enamel matrix, the enamelins were considerably more effective than the amelogenins in retarding seeded growth. However,...

journal_title：Journal of dental research

authors： Doi Y,Eanes ED,Shimokawa H,Termine JD

更新日期：1984-02-01 00:00:00

abstract：:This study contains the first part of a research project in which the applicability of fracture mechanics parameters to predict failure of a restored tooth was investigated. Fracture mechanics parameters have been used in dental research before, but were restricted to comparative studies between various brands of comp...

journal_title：Journal of dental research

authors： De Groot R,Van Elst HC,Peters MC

更新日期：1988-06-01 00:00:00

abstract：:The destabilizing effect of endodontic treatment upon teeth is still controversial. The purpose of this study was to investigate the effects of different steps of endodontic treatments upon the rigidity of teeth. Extracted untreated central maxillary anterior teeth were loaded (3.75 N), and deformations of the root we...

journal_title：Journal of dental research

authors： Lang H,Korkmaz Y,Schneider K,Raab WH

更新日期：2006-04-01 00:00:00

abstract：:Teeth undergo postnatal organogenesis relatively late in life and only complete full maturation a few years after the crown first erupts in the oral cavity. At this stage, development can be arrested if the tooth organ is damaged by either trauma or caries. Regenerative endodontic procedures (REPs) are a treatment alt...

journal_title：Journal of dental research

authors： Song JS,Takimoto K,Jeon M,Vadakekalam J,Ruparel NB,Diogenes A

更新日期：2017-06-01 00:00:00

abstract：:In vitro wear data were determined for nine experimental composites and compared with two-year clinical data. The in vitro tests included single-pass wear and two-body abrasion. The in vivo data were obtained between 1978 and 1980 for 54 class 2 posterior composite restorations in 25 patients. Correlations between the...

journal_title：Journal of dental research

authors： Powers JM,Ryan MD,Hosking DJ,Goldberg AJ

更新日期：1983-10-01 00:00:00

abstract：:The dental follicle (DF) differentiates into the periodontal ligament. In addition, it may be the precursor of other cells of the periodontium, including osteoblasts and cementoblasts. We hypothesized that stem cells may be present in the DF and be capable of differentiating into cells of the periodontium. Stem cells ...

journal_title：Journal of dental research

authors： Yao S,Pan F,Prpic V,Wise GE

更新日期：2008-08-01 00:00:00

abstract：:Selected strains of oral Streptococcus and Actinomyces have been tested for their ability to grow in the presence of mercury. Strains were tested for growth on a semi-defined medium with low mercury-binding characteristics. Sensitivities were initially measured on agar plates, and subsequently, selected strains were g...

journal_title：Journal of dental research

authors： Lyttle HA,Bowden GH

更新日期：1993-09-01 00:00:00

abstract：:There are no prospective studies investigating the effects of sugar-related feeding practices on changes in dental caries from early childhood to young adulthood. The aim of this study was to assess whether sugar-related feeding practices affect dental caries between the ages of 6 and 18 y. This birth cohort study was...

journal_title：Journal of dental research

authors： Peres MA,Sheiham A,Liu P,Demarco FF,Silva AE,Assunção MC,Menezes AM,Barros FC,Peres KG

更新日期：2016-04-01 00:00:00

abstract：:Dimensional alterations of the facial bone wall following tooth extractions in the esthetic zone have a profound effect on treatment outcomes. This prospective study in 39 patients is the first to investigate three-dimensional (3D) alterations of facial bone in the esthetic zone during the initial 8 wks following flap...

journal_title：Journal of dental research

authors： Chappuis V,Engel O,Reyes M,Shahim K,Nolte LP,Buser D

更新日期：2013-12-01 00:00:00

abstract：:Studies have shown that prevention of mutans streptococci (MS) colonization in early childhood can lead to prevention of dental decay. In the microbiological part of the present study in Ylivieska, Finland, with 195 mothers with high salivary MS levels, regular maternal use of xylitol chewing gum resulted in a statist...

journal_title：Journal of dental research

authors： Isokangas P,Söderling E,Pienihäkkinen K,Alanen P

更新日期：2000-11-01 00:00:00

abstract：:An infrared spectroscopic study has been made of the development of crystallinity (hopeite) in dental zinc phosphate cements. Crystallization in the bulk of a cement is prevented only by the incorporation, in the liquid, of aluminum which forms complexes with phosphoric acid. The development of surface crystallinity i...

journal_title：Journal of dental research

authors： Crisp S,O'Neill IK,Prosser HJ,Stuart B,Wilson AD

更新日期：1978-02-01 00:00:00

abstract：:Molecular studies indicate that epigenetic events are important in determining how the internal enamel epithelium folds during odontogenesis. Since this process of folding leads to the subsequent arrangement of cusps on molar teeth, we hypothesized that intercuspal distances of human molar teeth would display greater ...

journal_title：Journal of dental research

authors： Townsend G,Richards L,Hughes T

更新日期：2003-05-01 00:00:00

abstract：:The range of substrates transported by the sugar-binding protein-dependent msm (multiple sugar metabolism) system of S. mutans was investigated. By determining the ability of unlabeled sugar to compete with radiolabeled melibiose transport, we have demonstrated that the transported sugars included a number of carbohyd...

journal_title：Journal of dental research

authors： Tao L,Sutcliffe IC,Russell RR,Ferretti JJ

更新日期：1993-10-01 00:00:00

abstract：:The junctional epithelium (JE) is unique with regard to its wide intercellular spaces and sparsely developed intercellular junctions. Thus, knowledge of the molecular mechanisms that regulate the formation of the intercellular junctions of the junctional epithelium may be essential to understand the pathophysiology of...

journal_title：Journal of dental research

authors： Lee G,Kim HJ,Kim HM

更新日期：2016-03-01 00:00:00

abstract：:Oxygen inhibits free radical polymerization and yields polymers with uncured surfaces. This is a concern when thin layers of resin are being polymerized, or in circumstances where conventional means of eliminating inhibition are inappropriate. In this study, we tested the hypothesis that viscosity, filler content, and...

journal_title：Journal of dental research

authors： Gauthier MA,Stangel I,Ellis TH,Zhu XX

更新日期：2005-08-01 00:00:00

abstract：:Human saliva contains a number of phosphorylated acidic proline-rich proteins (APRP). Monkey parotid saliva contains a similar protein with the same phosphorylated sequences as the human proteins. A crude protein kinase was prepared from Macaca fascicularis parotid glands which phosphorylated human APRP. The enzyme wa...

journal_title：Journal of dental research

authors： Madapallimattam G,Bennick A

更新日期：1986-03-01 00:00:00

abstract：:Periodontal ligaments (PDLs) play an important role in remodeling the alveolar bond and cementum. Characterization of the periodontal tissue transcriptome remains incomplete, and an improved understanding of PDL features could aid in developing new regenerative therapies. Here, we aimed to generate and analyze a large...

journal_title：Journal of dental research

authors： Yamada S,Ozaki N,Tsushima K,Yamaba S,Fujihara C,Awata T,Sakashita H,Kajikawa T,Kitagaki J,Yamashita M,Yanagita M,Murakami S

更新日期：2016-08-01 00:00:00

abstract：:PAX9 is a transcription factor expressed in the tooth mesenchyme during tooth morphogenesis. In Pax9-null mice, tooth development is arrested at the bud stage. In humans, heterozygous mutations in PAX9 have been associated with non-syndromic tooth agenesis, predominantly in the molars. Here, we report 2 novel mutation...

journal_title：Journal of dental research

authors： Mitsui SN,Yasue A,Masuda K,Watanabe K,Horiuchi S,Imoto I,Tanaka E

更新日期：2014-03-01 00:00:00

abstract：:Schoolchildren residing in a fluoride-deficient area were provided either a sodium fluoride (0.1% F) or a nonfluoride dentifrice for home use. About half the children provided each type of dentifrice were also given an initial prophylaxis. Combining the data with regard to the type of dentifrice indicated that the sod...

journal_title：Journal of dental research

authors： Stookey GK,Beiswanger BB

更新日期：1975-01-01 00:00:00

abstract：:Human tooth wear occurs so slowly that traditionally it has needed months or years to be measurable. This study showed that microscopic changes in wear patterns on human teeth could be detected in a matter of days and could be used as indicators of rates of wear. Thus, daily or weekly changes in rates of wear can be d...

journal_title：Journal of dental research

authors： Teaford MF,Tylenda CA

更新日期：1991-03-01 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：:Current knowledge regarding the sensitivity of the teeth to forces is based on psychophysical experiments that measured touch detection thresholds under static jaw conditions. It is not known whether jaw movements alter the perception of forces applied to the teeth, but, based on limb movement studies, it is hypothesi...

journal_title：Journal of dental research

authors： Sowman PF,Brinkworth RS,Türker KS

更新日期：2010-04-01 00:00:00

abstract：:Estrogen deficiency results in disruption of maxillary alveolar bone microarchitecture. Most of the actions of estrogen in long bones occur via estrogen receptor α (ERα). However, the function of ERα in the maxillary bone has not been defined. We aimed to investigate the role and underlying mechanisms of ERα in the ph...

journal_title：Journal of dental research

authors： Macari S,Ajay Sharma L,Wyatt A,Knowles P,Szawka RE,Garlet GP,Grattan DR,Dias GJ,Silva TA

更新日期：2016-06-01 00:00:00

abstract：:One of the main goals of bone tissue engineering is to identify and develop new biomaterials and scaffolds for structural support and controlled cell growth, which allow for formation or replacement of bone tissue. Recently, carbon nanotubes (CNT) have emerged as a potential candidate for bone tissue engineering. CNT ...

journal_title：Journal of dental research

authors： Martins-Júnior PA,Alcântara CE,Resende RR,Ferreira AJ

更新日期：2013-07-01 00:00:00

abstract：:Branching morphogenesis is essential for the formation of salivary glands, kidneys, lungs, and many other organs during development, but the mechanisms underlying this process are not adequately understood. Microarray and other gene expression methods have been powerful approaches for identifying candidate genes that ...

journal_title：Journal of dental research

authors： Hsu JC,Di Pasquale G,Harunaga JS,Onodera T,Hoffman MP,Chiorini JA,Yamada KM

更新日期：2012-02-01 00:00:00

abstract：:The use of electric current during the application of etch-and-rinse adhesive systems has been recently claimed to increase bonding of etch-and-rinse adhesives by enhancing substrate impregnation. The null hypothesis tested in this study was that electrically assisted application has no effect on bond strength of self...

journal_title：Journal of dental research

authors： Breschi L,Mazzoni A,Pashley DH,Pasquantonio G,Ruggeri A,Suppa P,Mazzotti G,Di Lenarda R,Tay FR

更新日期：2006-12-01 00:00:00