Fabrication and characterization of porous-rooted cobalt-chromium-molybdenum (Co-Cr-Mo) alloy dental implants.

abstract：:Previous studies showed that residual compressive stresses induced by thermal tempering retarded the growth of surface cracks in bilayered porcelain disks. The objectives of the present study were: (1) to determine whether thermal tempering by air blasting reduces the length of cracks induced by microhardness indentat...

journal_title：Journal of dental research

authors： DeHoff PH,Anusavice KJ,Vontivillu SB

更新日期：1996-02-01 00:00:00

abstract：:Tumor progression is often associated with altered glycosylation of the cell-surface proteins and lipids. The peripheral part of these cell-surface glycoconjugates often carries carbohydrate structures related to the ABO and Lewis blood-group antigens. The expression of histo-blood-group antigens in normal human tissu...

journal_title：Journal of dental research

authors： Dabelsteen E,Gao S

更新日期：2005-01-01 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：: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：:It has not been established whether transmission of mutans streptococci occurs between unrelated children older than 4 years of age. The aim of the study was to investigate the possible transmission of mutans streptococci genotypes from child to child in kindergarten. We studied 96 children (ages 5-6 yrs) in three San...

journal_title：Journal of dental research

authors： Doméjean S,Zhan L,DenBesten PK,Stamper J,Boyce WT,Featherstone JD

更新日期：2010-01-01 00:00:00

abstract：:The aim of this meta-analysis was to examine the clinical effectiveness of miniscrew implants (MI) used for anchorage reinforcement compared with that of conventional orthodontic means, as well as to assess the success rates of MIs and the possible risk factors affecting their clinical effectiveness. Literature search...

journal_title：Journal of dental research

authors： Papadopoulos MA,Papageorgiou SN,Zogakis IP

更新日期：2011-08-01 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：: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：: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：:Previous studies have shown that extracts of various filling materials, e.g., resin composites, may influence the growth of cariogenic micro-organisms. The purpose of this study was to examine the effects of important resin composite (co)monomers (Bis-GMA, UDMA, TEGDMA, EGDMA) and extracts of two commercial dental com...

journal_title：Journal of dental research

authors： Hansel C,Leyhausen G,Mai UE,Geurtsen W

更新日期：1998-01-01 00:00:00

abstract：:A new hydroxyapatite ceramic implant material for restoration of atrophic edentulous ridges was tested in a canine animal model. The structure of this material is unique, in that it is produced from the skeleton of a coral, and in that it is penetrated by a uniform network of interconnected pores. Results indicate tha...

journal_title：Journal of dental research

authors： Piecuch JF,Topazian RG,Skoly S,Wolfe S

更新日期：1983-02-01 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：:Microducers and modified cephalometric roentgenogram techniques were used to study maximum biting forces and moments in an adult male. The force at the second molar was approximately 10% greater than that at the first molar. At the second molar, the moment of force was approximately 15% less than its value at the firs...

journal_title：Journal of dental research

authors： Mansour RM,Reynik RJ

更新日期：1975-01-01 00:00:00

abstract：:Heads of Swiss-Webster mouse fetuses of four ages spanning days 12-13 of gestation, were partially dissected by removing the brain (B), tongue (T) and mandible (M) alone or in combination (BT, BM, BTM). Preparations were suspended in a gassed, circulating culture system such that palatal closure must take place agains...

journal_title：Journal of dental research

authors： Brinkley L,Basehoar G,Avery J

更新日期：1978-02-01 00:00:00

abstract：:The effects of demineralized dentin and bone matrix on dental ectomesenchymal cells were evaluated after observation periods of two or three weeks. Autogenous dentin and bone matrix, obtained from the crowns of primary molars or maxillary cortical bone, respectively, were demineralized with 3% acetic acid and implante...

journal_title：Journal of dental research

authors： Tziafas D,Kolokuris I

更新日期：1990-01-01 00:00:00

abstract：:Urinary catecholamines have been used to measure emotionally stressful states which may affect the development of dental caries. This study investigates the hypothesis that children with and without dental caries do not differ significantly in the mean values of urinary catecholamines such as epinephrine, norepinephri...

journal_title：Journal of dental research

authors： Vanderas AP,Manetas C,Papagiannoulis L

更新日期：1995-10-01 00:00:00

abstract：:Periodontal diseases are initiated by bacteria that accumulate in a biofilm on the tooth surface and affect the adjacent periodontal tissue. Systemic diseases such as diabetes, rheumatoid arthritis (RA), and systemic lupus erythematosus (SLE) increase susceptibility to destructive periodontal diseases. In human studie...

journal_title：Journal of dental research

authors： Graves DT,Corrêa JD,Silva TA

更新日期：2019-02-01 00:00:00

abstract：:Cytotoxicity of fine cut amalgam was persistent until 24 hours after trituration in vitro, whereas cytotoxicity of spherical amalgam diminished more quickly. Increasing mercury content in spherical amalgam increased cytotoxicity. Possible reactions for the diminution of cytotoxicity of amalgams with time are discussed...

journal_title：Journal of dental research

authors： Kawahara H,Nakamura M,Yamagami A,Nakanishi T

更新日期：1975-03-01 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：:Since edentate subjects have a reduced masticatory function, it can be expected that the morphology of the cancellous bone of their mandibular condyles has changed according to the altered mechanical environment. In the present study, the morphology of cylindrical cancellous bone specimens of the mandibular condyles o...

journal_title：Journal of dental research

authors： Giesen EB,Ding M,Dalstra M,van Eijden TM

更新日期：2004-03-01 00:00:00

abstract：:Antidromic stimulation of sensory nerves has been shown to increase blood flow in the tissue they innervate. This study was designed to determine if antidromic vasomotor responses occur in feline dental pulp and if they are mediated by branched axons supplying both tooth pulp and gingiva. Dynamic changes in pulpal blo...

journal_title：Journal of dental research

authors： Sasano T,Kuriwada S,Shoji N,Sanjo D,Izumi H,Karita K

更新日期：1994-12-01 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 cariostatic effect of resin-modified glass ionomer (RMGI) on secondary root caries is well-documented. However, this beneficial effect may be dependent upon the mode of cavity surface treatment. To investigate this relationship, we studied 4 cavity surface treatments prior to the placement of RMGI: no treatment (N...

journal_title：Journal of dental research

authors： AL-Helal AS,Armstrong SR,Xie XJ,Wefel JS

更新日期：2003-02-01 00:00:00

abstract：:Growing evidence suggests that individual genetic susceptibility may influence the host's response to infections. The aim of this project was to study whether gene polymorphisms of inflammatory markers are associated with the presence of viable periodontopathogenic bacteria. We extracted genomic DNA from 45 young adul...

journal_title：Journal of dental research

authors： Nibali L,Ready DR,Parkar M,Brett PM,Wilson M,Tonetti MS,Griffiths GS

更新日期：2007-05-01 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：: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：:Seven ATCC strains of bacteria were examined for apatite formation in a chemically-defined calcification-supporting medium and also in a metastable calcium phosphate solution. One, E. coli, calcified in both. One, S. aureus, calcified in the solution, but not in the medium. The other five did not calcify in either. Th...

journal_title：Journal of dental research

authors： Ennever J,Streckfuss JL,Goldschmidt MC

更新日期：1981-10-01 00:00:00

abstract：:Iodoacetate at 10(-3) M and 10(-4) M concentrations was found to strongly inhibit incorporation of both 14C-choline and 3H-inositol into phospholipids of calvaria from newborn rats; it had somewhat less effect on ethanolamine incorporation and almost no effect on serine incorporation. Similar though less dramatic resu...

journal_title：Journal of dental research

authors： Dirksen TR,Schuster GS,McKinney R,Bustos SE

更新日期：1975-09-01 00:00:00

abstract：:Erupting first permanent molars of 5 1/2 to 6 1/2 year-olds are eminently suited for the clinical testing of potential caries-inhibiting techniques. Due to the rapid onset of caries in these teeth, accurate monitoring of new materials/regimes can be instituted and meaningful data obtained within one year of trial comm...

journal_title：Journal of dental research

authors： Stephen KW

更新日期：1977-10-01 00:00:00

abstract：:The mechanism of formation of nodular material on the surface of a Pd-Ag-based alloy for porcelain during pre-porcelainization heat treatment was investigated using scanning electron microscopy, x-ray diffraction, quantitative metallography, and Auger electron spectroscopy. The nodules were found to form by a Nabarro-...

journal_title：Journal of dental research

authors： Mackert JR Jr,Ringle RD,Fairhurst CW

更新日期：1983-12-01 00:00:00