Bite forces with mandibular implant-retained overdentures.

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：: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：:Dental plaque collected from the label aspect of the anterior dentition of children harbored Neisseria that synthesized an extracellular iodophilic polysaccharide (EIP) from sucrose. Gas chromatograms of fully-acetylated EIP derivatives indicated that glucose (97%) and galactose (3%) were the only monosaccharide const...

journal_title：Journal of dental research

authors： Ruby JD,Shirey RE,Gerencser VF,Stelzig DA

更新日期：1982-05-01 00:00:00

abstract：:With the objective of contributing to the understanding of factors influencing the characteristics of dentition, dental observations from 429 children and adult highland people of western Bolivia are described. Various age, sex, ethnic, and village differences are observed in malocclusion, dental caries, periodontal d...

journal_title：Journal of dental research

authors： Palomino H

更新日期：1978-03-01 00:00:00

abstract：:In an earlier paper on bench-scale simulation of the caries process, it was shown that the passage of ions through ion-permselective barriers could have profound effects on the composition of the solution within the "lesion" at steady state. As indicated in earlier papers, these changes are produced by unequal rates o...

journal_title：Journal of dental research

authors： Brown WE,Chow LC

更新日期：1986-09-01 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：:Bone marrow-derived mesenchymal stem/progenitor cells (BMSCs) are commonly used in regeneration therapy. The current primary source of BMSCs is the iliac crest; however, the procedure is associated with various burdens on the patient, including the risk of pain and infection. Hence, the possibility to collect BMSCs fr...

journal_title：Journal of dental research

authors： Nakajima R,Ono M,Hara ES,Oida Y,Shinkawa S,Pham HT,Akiyama K,Sonoyama W,Maekawa K,Kuboki T

更新日期：2014-11-01 00:00:00

abstract：:Decisions to replace existing restorations are often based on clinical findings of margin discrepancies and other restoration defects. Previous studies have suggested that such findings do not correlate well with the actual presence of secondary caries, and that treatment should be deferred until caries is clinically ...

journal_title：Journal of dental research

authors： Hewlett ER,Atchison KA,White SC,Flack V

更新日期：1993-12-01 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：:Enamel fluorosis can occur following either an acute or chronic exposure to fluoride during tooth formation. Fluorosed enamel is characterized by a retention of amelogenins in the early-maturation stage, and by the formation of a more porous enamel with a subsurface hypomineralization. The mechanisms by which fluoride...

journal_title：Journal of dental research

authors： DenBesten PK,Thariani H

更新日期：1992-05-01 00:00:00

abstract：:The microstructure of the set glass-polyalkenoate cement has not been undertaken beyond a study where an Electron Probe Micro Analyser was used. The purpose of this investigation was to determine the ion distribution in matrix parts of the set cement by means of Secondary Ion Mass Spectrometry (SIMS). Among the techni...

journal_title：Journal of dental research

authors： Maeda T,Mukaeda K,Shimohira T,Katsuyama S

更新日期：1999-01-01 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：:A major extracellular protein of cultured adult human gingival fibroblasts was shown to be fibronectin by indirect immunofluorescence, lactoperoxidase catalyzed iodination and metabolic radiolabeling. Fibronectin preparations from these cells possessed the biological properties of agglutination of sheep red blood cell...

journal_title：Journal of dental research

authors： Baum BJ,Wright WE

更新日期：1980-03-01 00:00:00

abstract：:The filtration and diffusion of tritiated water through dentin disks were measured ina split-chamber diffusion cell. The dentin had been cut with a diamond disk and the surfaces modified with a carbide fissure bur or diamond bur. Disks were given a secondary burnishing treatment with a blank bur or a modified blank bu...

journal_title：Journal of dental research

authors： Boyer DB,Svare CW

更新日期：1981-06-01 00:00:00

abstract：:In previous studies, light-cured glass-ionomer cements have been shown to evoke cytotoxic reactions. It was the purpose of this investigation (a) to determine the nature of the ingredients released into an aqueous medium from 2 light-cured glass-ionomer cements (GICs) and 3 compomers; (b) to evaluate the cytotoxicity ...

journal_title：Journal of dental research

authors： Geurtsen W,Spahl W,Leyhausen G

更新日期：1998-12-01 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 uptake patterns of 90Sr in developing rat molar enamel were studied in vivo and in vitro. Autoradiographic methods were used that preclude loss or translocation of tracers associated with water-soluble compounds in the sections. In eight-day-old rats injected with the tracer, 90Sr uptake in the enamel was signific...

journal_title：Journal of dental research

authors： White BA,Deaton TG,Bawden JW

更新日期：1980-12-01 00:00:00

abstract：:TWIST1 plays a crucial role in dentinogenesis, and its activity depends on both a dimerization partner selection and phosphorylation. Other factors, like Id proteins, can affect the availability of dimerization partners for TWIST1, subsequently leading to diverse biological outcomes. The purpose of this study was to e...

journal_title：Journal of dental research

authors： Maciejewska I,Sakowicz-Burkiewicz M,Pawelczyk T

更新日期：2014-06-01 00:00:00

abstract：:IL-18 is a pro-inflammatory cytokine that is important in the regulation of T-cells and is elevated in inflammatory disorders such as periodontal disease. Vasoactive intestinal peptide (VIP) modulates immune responses to the periodontal pathogen Porphyromonas gingivalis (Pg). Our objective was to investigate the effec...

journal_title：Journal of dental research

authors： Foster N,Andreadou K,Jamieson L,Preshaw PM,Taylor JJ

更新日期：2007-09-01 00:00:00

abstract：:Morphogenesis (germ-tube formation) in Candida albicans was induced gratuitously by N-acetylhexosamine derivatives (N-acetyl-glucosamine covalently linked to agarose, N-acetylmannosamine, hyaluronic acid, colloidal chitin, and mucin). These compounds were not taken up by the yeast cells and did not support growth. 2-D...

journal_title：Journal of dental research

authors： Shepherd MG,Sullivan PA

更新日期：1984-03-01 00:00:00

abstract：:Dental composites develop residual stresses during polymerization due to shrinkage. These stresses may change with time because of relaxation and water sorption in the oral environment. This phenomenon is likely dependent on the composition of the materials, specifically their hydrophilic characteristics, and could re...

journal_title：Journal of dental research

authors： Park JW,Ferracane JL

更新日期：2014-02-01 00:00:00

abstract：:Early-onset periodontitis (EOP) is considered to have a genetic basis which has not been clearly defined. Genetic polymorphisms of the vitamin D receptor (VDR-B-b) and the immunoglobulin-Fc-gamma receptor IIIb (FcgammaRIIIb-NA1-NA2) are associated with bone metabolism and infectious diseases, respectively. The purpose...

journal_title：Journal of dental research

authors： Yoshihara A,Sugita N,Yamamoto K,Kobayashi T,Miyazaki H,Yoshi H

更新日期：2001-12-01 00:00:00

abstract：:Since the exposure of mutans streptococci to xylitol is known to select for xylitol-resistant (XR) natural mutants, the occurrence and long-term survival of such xylitol-resistant strains was evaluated in a cross-sectional sampling of participants of the Ylivieska xylitol study four years after the original two-year e...

journal_title：Journal of dental research

authors： Trahan L,Söderling E,Dréan MF,Chevrier MC,Isokangas P

更新日期：1992-11-01 00:00:00

abstract：:Due, in part, to the unique structure of the tooth, dental pain is initiated via distinct mechanisms. Here we review recent advances in our understanding of inflammatory tooth pain and discuss 3 hypotheses proposed to explain dentinal hypersensitivity: The first hypothesis, supported by functional expression of temper...

journal_title：Journal of dental research

authors： Chung G,Jung SJ,Oh SB

更新日期：2013-11-01 00:00:00

abstract：:The periodontal ligament (PDL) works as a suspensory ligament when external mechanical stress is placed on the teeth. PDL fibroblasts, the principal cells in the PDL, are responsible for many PDL functions. We hypothesized that mechanosensitive ion channels are present in human PDL fibroblasts, which are capable of re...

journal_title：Journal of dental research

authors： Ohara A,Saeki Y,Nishikawa M,Yamamoto Y,Yamamoto G

更新日期：2006-07-01 00:00:00

abstract：:Eighteen different Streptococcus strains including S mutans, sanguis, mitis, salivarius, bovis, and 2F2, were assayed for their relative adsorption to synthetic hydroxyapatite and for quantities of lactic acid produced while in the adsorbed state. The results indicated that all S mutans and some S sanguis have an enha...

journal_title：Journal of dental research

authors： Berry CW,Henry CA

更新日期：1977-10-01 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：:Debonding rates of 164 resin-bonded prostheses (RBP) placed from 1974 to 1985 were examined at recall. The yearly debond rates were calculated, the cumulative probability of failure was determined for the debonded RBPs, and Weibull distribution parameters were determined. For perforated prostheses, there was a high in...

journal_title：Journal of dental research

authors： Boyer DB,Williams VD,Thayer KE,Denehy GE,Diaz-Arnold AM

更新日期：1993-08-01 00:00:00

abstract：:The aim of this meta-analysis, based on individual participant data from several studies, was to investigate the influence of patient-, materials-, and tooth-related variables on the survival of posterior resin composite restorations. Following Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA...

journal_title：Journal of dental research

authors： Opdam NJ,van de Sande FH,Bronkhorst E,Cenci MS,Bottenberg P,Pallesen U,Gaengler P,Lindberg A,Huysmans MC,van Dijken JW

更新日期：2014-10-01 00:00:00

abstract：:Little is known about the oral health of the frail and home-living elderly. The effects of dentogenic infections on the general condition of the elderly are also unknown. We therefore set out to investigate 191 elderly patients referred to an acute geriatric hospital due to sudden worsening of their general health. Th...

journal_title：Journal of dental research

authors： Meurman JH,Pajukoski H,Snellman S,Zeiler S,Sulkava R

更新日期：1997-06-01 00:00:00