Neuraminidase activity: a biochemical marker to distinguish Streptococcus mitis from Streptococcus sanguis.

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：:Levels of mutans streptococci in plaque samples from margins of Class II amalgam (Dispersalloy), composite (P-10), and glass-ionomer (Ketac Silver) restorations were compared. Fifty-one children, each having one of the restorations in a permanent first molar, were part of an inter-individual comparison, giving 17 rest...

journal_title：Journal of dental research

authors： Svanberg M,Mjör IA,Orstavik D

更新日期：1990-03-01 00:00:00

abstract：:Although dental amalgam is used frequently under artificial crowns for restoration of severely damaged teeth, there is little information available on the bond between luting cements and this alloy. This study was designed for determination of the strength of the bond between a dental amalgam alloy and three crown-lut...

journal_title：Journal of dental research

authors： Mojon P,Hawbolt EB,MacEntee MI,Belser UC

更新日期：1989-11-01 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：:We previously demonstrated that an anti-caries DNA vaccine intranasally administered with recombinant flagellin protein as a mucosal adjuvant enhanced salivary IgA response and conferred better protection against caries. However, the relatively weak immunogenicity of DNA vaccines and the necessity for a large quantity...

journal_title：Journal of dental research

authors： Sun Y,Shi W,Yang JY,Zhou DH,Chen YQ,Zhang Y,Yang Y,He BX,Zhong MH,Li YM,Cao Y,Xiao Y,Li W,Yu J,Li YH,Fan MW,Yan HM

更新日期：2012-10-01 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：:In cases of pulp exposure due to deep dental caries or severe traumatic injuries, existing pulp-capping materials have a limited ability to reconstruct dentin-pulp complexes and can result in pulpectomy because of their low potentials to accelerate dental pulp cell activities, such as migration, proliferation, and dif...

journal_title：Journal of dental research

authors： Yoshida S,Wada N,Hasegawa D,Miyaji H,Mitarai H,Tomokiyo A,Hamano S,Maeda H

更新日期：2016-10-01 00:00:00

abstract：:In two separate experiments, none of the 14 subunits examined consistently ranked dentifrices similarly to the ranking obtained when the individual rat was used as the experimental unit. Arbitrarily dividing the rat into subunits and then comparing results among these subunits may lead to false conclusions since the r...

journal_title：Journal of dental research

authors： Briner WW

更新日期：1976-05-01 00:00:00

abstract：:The goal of this study was to assess the ability of a scintillation camera method to detect areas of active bone loss due to periodontitis. Technetium 99m methylene diphosphonate was used as the bone-seeking radiopharmaceutical. Bone-seeking radiopharmaceutical uptake (BSRU) was imaged and quantified in alveolar bone ...

journal_title：Journal of dental research

authors： Reddy MS,English R,Jeffcoat MK,Tumeh SS,Williams RC

更新日期：1991-01-01 00:00:00

abstract：:Previous research, in which the bonding effectiveness of the 3 self-etch monomers HAEPA, EAEPA, and MAEPA was determined, showed that MAEPA was most effective. In this study, the molecular interactions of these monomers with hydroxyapatite and dentin were investigated by combining x-ray diffraction, infrared spectrosc...

journal_title：Journal of dental research

authors： Yoshihara K,Yoshida Y,Hayakawa S,Nagaoka N,Torii Y,Osaka A,Suzuki K,Minagi S,Van Meerbeek B,Van Landuyt KL

更新日期：2011-05-01 00:00:00

abstract：:The aims of this work were (a) to assess the oral bioavailability of fluoride delivered from dentifrices and (b) to test for a possible link between the results and clinical data obtained with the same dentifrices. Oral fluoride concentrations were measured in samples of saliva and plaque taken from seven subjects, af...

journal_title：Journal of dental research

authors： Duckworth RM,Morgan SN,Gilbert RJ

更新日期：1992-04-01 00:00:00

abstract：:The size of a bolus determines how it will be manipulated in the mouth and swallowed. We hypothesized that mucosal sensitivity would be important for masticatory function. The accuracy of solid object size perception, spatial acuity, and food particle size reduction during mastication were measured in 22 healthy adult...

journal_title：Journal of dental research

authors： Engelen L,van der Bilt A,Bosman F

更新日期：2004-05-01 00:00:00

abstract：:The aim of this study was to investigate the diffusion dynamics of 25% hydrogen peroxide (H2O2) through enamel-dentin layers and to correlate it with dentin's structural alterations. Micro-Raman Spectroscopy (MRS) and Fourier Transform Infrared Photoacoustic Spectroscopy (FTIR-PAS) were used to measure the spectra of ...

journal_title：Journal of dental research

authors： Ubaldini AL,Baesso ML,Medina Neto A,Sato F,Bento AC,Pascotto RC

更新日期：2013-07-01 00:00:00

abstract：:Alendronate (ALN) is an antiresorptive agent widely used for the treatment of osteoporosis. Its suppressive effect on osteoclasts has been extensively studied. However, the effect of ALN on bone formation is not as clear as its effect on resorption. The objective was to determine the effect of short-term ALN on bone f...

journal_title：Journal of dental research

authors： Tanoue R,Koi K,Yamashita J

更新日期：2015-09-01 00:00:00

abstract：:Genetic approaches are rapidly yielding new information about our sense of taste. This information comes from both molecular studies of genes encoding taste receptors and other taste-signaling components, and from studies of inherited variation in taste abilities. Our understanding of bitter taste has advanced by comb...

journal_title：Journal of dental research

authors： Kim UK,Breslin PA,Reed D,Drayna D

更新日期：2004-06-01 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：:Frequent consumption of cariogenic foods and bacterial infection are risk factors for early childhood caries (ECC). This study hypothesized that a short diet survey focused on frequency of foods, categorized by putative cariogenicity, would differentiate severe ECC (S-ECC) from caries-free children. Children's diets w...

journal_title：Journal of dental research

authors： Palmer CA,Kent R Jr,Loo CY,Hughes CV,Stutius E,Pradhan N,Dahlan M,Kanasi E,Arevalo Vasquez SS,Tanner AC

更新日期：2010-11-01 00:00:00

abstract：:Fibroblast cultures derived from uninjured and reparative rabbit buccal mucosa were compared in terms of extracellular glycosaminoglycan (GAG) content and cellular response to interleukin-1 (IL-1). Under identical growth conditions, proliferation of both cell lines was the same. Both lines incorporated [3H]-glucosamin...

journal_title：Journal of dental research

authors： Bronson RE,Treat JA,Bertolami CN

更新日期：1989-01-01 00:00:00

abstract：:We analyzed the flow rate and composition of paraffin-stimulated whole saliva samples from 35 adult diabetic patients and their age- and sex-matched, non-diabetic, clinically healthy controls. All patients had insulin-dependent diabetes (IDDM) with a mean (+/- S.D.) duration of 14.0 +/- 9.1 years. The saliva analysis ...

journal_title：Journal of dental research

authors： Tenovuo J,Lehtonen OP,Viikari J,Larjava H,Vilja P,Tuohimaa P

更新日期：1986-01-01 00:00:00

abstract：:Carbamide peroxide (CP) is widely used as a tooth-whitening agent in self-administered tooth-bleaching products. In this study, the effects of 5% and 10% CP on dentinal collagen structure and chemical properties were evaluated in vitro. Thirty-five intact teeth were exposed to 2 whitening protocols (2 or 4 h daily) wi...

journal_title：Journal of dental research

authors： Redha O,Strange A,Maeva A,Sambrook R,Mordan N,McDonald A,Bozec L

更新日期：2019-04-01 00:00:00

abstract：:Treatment of bisphosphonate-related osteonecrosis of the jaw (BRONJ) has posed significant challenges to maxillofacial surgeons because of the poor repair of BRONJ bone defects. Moreover, the pathological mechanisms remain unclear. Bone marrow stromal cells (BMSCs) play key roles during bone repair and bone regenerati...

journal_title：Journal of dental research

authors： He LH,Xiao E,An JG,He Y,Chen S,Zhao L,Zhang T,Zhang Y

更新日期：2017-05-01 00:00:00

abstract：:Mucous membrane pemphigoid or cicatricial pemphigoid is a mucocutaneous blistering disease characterized by autoantibodies to different molecules in the basement membrane zone. Our objectives were to identify the target antigen recognized by sera from 20 untreated patients with pemphigoid disease limited to the oral c...

journal_title：Journal of dental research

authors： Bhol KC,Goss L,Kumari S,Colon JE,Ahmed AR

更新日期：2001-08-01 00:00:00

abstract：:Mutans streptococci (MS) are generally considered to be the principal etiological agent of dental caries. MS have two important virulence factors: cell- surface protein PAc and glucosyltransferases (GTFs). GTFs have two functional domains: an N-terminal catalytic sucrose-binding domain (CAT) and a C-terminal glucan-bi...

journal_title：Journal of dental research

authors： Niu Y,Sun J,Fan M,Xu QA,Guo J,Jia R,Li Y

更新日期：2009-05-01 00:00:00

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：:The oral microbiome is one of the most stable ecosystems in the body and yet the reasons for this are still unclear. As well as being stable, it is also highly diverse which can be ascribed to the variety of niches available in the mouth. Previous studies have focused on the microflora in disease-either caries or peri...

journal_title：Journal of dental research

authors： Carpenter GH

更新日期：2020-06-01 00:00:00

abstract：:This paper discusses loosely bound fluoride and its role in dental caries and prevention. Loosely bound fluoride (abbr. by Fa) is fluoride adsorbed onto enamel mineral crystallites. Several recent studies indicate that a high total level of fluoride in enamel does not guarantee protection against caries. This leads to...

journal_title：Journal of dental research

authors： Arends J,Christoffersen J

更新日期：1990-02-01 00:00:00

abstract：:Investigations of the maturation pattern of rat incisor enamel by quantitative electron microscopy and electron-probe microanalysis indicate that mineralization of rat enamel can be regarded, as in humans, as a regular and progressive process pattern of enamel matrix formation. The species variations that have been pr...

journal_title：Journal of dental research

authors： Glick PL

更新日期：1979-03-01 00:00:00

abstract：:Periodontitis is characterized by periodontal tissue destruction. Since interleukin-17 (IL-17) has been reported to up-regulate IL-1beta and tumor necrosis factor-alpha (TNF-alpha), it was hypothesized that it is increased in periodontitis and up-regulates these cytokines and tissue-destructive matrix metalloproteinas...

journal_title：Journal of dental research

authors： Beklen A,Ainola M,Hukkanen M,Gürgan C,Sorsa T,Konttinen YT

更新日期：2007-04-01 00:00:00

abstract：:During orofacial tissue development, the anterior and posterior regions of the Meckel's cartilage undergo mineralization, while the middle region undergoes degeneration. Despite the interesting and particular phenomena, the mechanisms that regulate the different fates of Meckel's cartilage, including the effects of bi...

journal_title：Journal of dental research

authors： Farahat M,Kazi GAS,Hara ES,Matsumoto T

更新日期：2021-02-01 00:00:00

abstract：:Wall-to-wall (WTW) polymerization contraction of filled and unfilled chemically and photo-initiated resins was studied in relation to the WTW distance. In an experimental set-up, the resins were bonded to two opposing disks, and the axial (WTW) displacement resulting from the polymerization shrinkage was measured cont...

journal_title：Journal of dental research

authors： Feilzer AJ,De Gee AJ,Davidson CL

更新日期：1989-01-01 00:00:00