Immunochemical identification and determination of proline-rich proteins in salivary secretions, enamel pellicle, and glandular tissue specimens.

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：:Dental enamel formation is a remarkable example of a biomineralization process. The exact mechanisms involved in this process remain partly obscure. Some of the genes encoding specific enamel proteins have been indicated as candidate genes for amelogenesis imperfecta. Mutational analyses within studied families have s...

journal_title：Journal of dental research

authors： Stephanopoulos G,Garefalaki ME,Lyroudia K

更新日期：2005-12-01 00:00:00

abstract：:In order for the role of parotid amylase in starch digestion in the gastro-intestinal tracts of diabetic rats to be clarified, this study investigated the effect of parotid-duct ligation on both amylase secretion from the parotid glands and pancreas into the gastro-intestinal tract and on starch digestion in the gastr...

journal_title：Journal of dental research

authors： Kurahashi M,Inomata K

更新日期：1989-09-01 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：:Laser-Raman spectra of synthetic apatites containing from zero to 12.4 wt% carbonate ions and enamel apatite are reported. Special attention is paid to the correlation between the intensities of the carbonate, phosphate, and hydroxyl modes and the carbonate content in the apatites. The data presented here indicate tha...

journal_title：Journal of dental research

authors： Nishino M,Yamashita S,Aoba T,Okazaki M,Moriwaki Y

更新日期：1981-03-01 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 regulation of blood flow of the dental pulp was investigated in dogs and rats anesthetized with sodium pentobarbital. Pulpal blood flow was altered by variations of local and systemic hemodynamics. Variation in pulpal hemodynamics was attained by means of close intra-arterial injections of adrenergic agonists (NE ...

journal_title：Journal of dental research

authors： Kim S

更新日期：1985-04-01 00:00:00

abstract：:Mercury emitted from dental amalgam may select for increased numbers of antibiotic- or mercury-resistant commensal bacteria in patients and increase their risk for bacterial diseases that are resistant to common therapies. We hypothesized that the presence of dental amalgams would increase the level of mercury-, tetra...

journal_title：Journal of dental research

authors： Roberts MC,Leroux BG,Sampson J,Luis HS,Bernardo M,Leitão J

更新日期：2008-05-01 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：:Chemotherapeutics are presently considered for use in caries-preventive programs. The laboratory and in vivo testing of these agents, to some extent, parallels the methodology developed for the evaluation of fluoride products. However, fluoride is primarily effective by interfering with the de- and remineralization ba...

journal_title：Journal of dental research

authors： ten Cate JM,Marsh PD

更新日期：1994-03-01 00:00:00

abstract：:The cariostatic benefit from water fluoridation is indisputable, but the knowledge of possible adverse effects on bone and fracture risk due to fluoride exposure is ambiguous. The association between long-term (chronic) drinking water fluoride exposure and hip fracture (ICD-7-9: '820' and ICD-10: 'S72.0-S72.2') was as...

journal_title：Journal of dental research

authors： Näsman P,Ekstrand J,Granath F,Ekbom A,Fored CM

更新日期：2013-11-01 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 clearance of glucose from saliva was compared with that from spaces located in an intra-oral appliance. The spaces (N = 8) were similar in shape and size to posterior interdental spaces and could be sampled with a microsyringe without removing the appliance from the mouth. The subjects (N = 5) rinsed their mouths ...

journal_title：Journal of dental research

authors： Goulet D,Brudevold F,Tehrani A,Attarzadeh F

更新日期：1985-03-01 00:00:00

abstract：:Casein phosphopeptide-amorphous calcium phosphate (CPP-ACP) nanocomplexes incorporated into sugar-free chewing gum have been shown to remineralize enamel subsurface lesions in situ. The aim of this study was to compare the ability of CPP-ACP, with that of other forms of calcium, to be retained in supragingival plaque ...

journal_title：Journal of dental research

authors： Reynolds EC,Cai F,Shen P,Walker GD

更新日期：2003-03-01 00:00:00

abstract：:A conceptual means of obtaining improved bonding between filler particles and the polymeric binders of composites is presented. It involves preparing glass particles that separate into two interconnected vitreous phases when heated to an appropriate temperature, and then etching these to produce a porous surface layer...

journal_title：Journal of dental research

authors： Bowen RL,Reed LE

更新日期：1976-09-01 00:00:00

abstract：:The oral cavity contains a rich consortium of exopolysaccharide-producing microbes. These extracellular polysaccharides comprise a major component of the oral biofilm. Together with extracellular proteins, DNA, and lipids, they form the biofilm matrix, which contributes to bacterial colonization, biofilm formation and...

journal_title：Journal of dental research

authors： Cugini C,Shanmugam M,Landge N,Ramasubbu N

更新日期：2019-07-01 00:00:00

abstract：:The composition of the degradable glasses used in commercial dental glass-ionomer cements determines their leaching behavior and hence the properties of the cement. The objective of the present study was to assess if the composition and leaching in acetic acid solutions are reflected in the x-ray diffraction character...

journal_title：Journal of dental research

authors： De Maeyer EA,Verbeeck RM

更新日期：2001-08-01 00:00:00

abstract：:This study aims at modifying dual-cure composite cements by adding thio-urethane oligomers to improve mechanical properties, especially fracture toughness, and reduce polymerization stress. Thiol-functionalized oligomers were synthesized by combining 1,3-bis(1-isocyanato-1-methylethyl)benzene with trimethylol-tris-3-m...

journal_title：Journal of dental research

authors： Bacchi A,Dobson A,Ferracane JL,Consani R,Pfeifer CS

更新日期：2014-12-01 00:00:00

abstract：:A radiotracer technique was used to study silver and gold diffusion into dental porcelain under experimental conditions close to the real conditions in prosthetic laboratories for porcelain bakes. It was clearly shown that these non-oxidizable elements were able to diffuse into the ceramic as well as oxidizable ones. ...

journal_title：Journal of dental research

authors： Moya F,Payan J,Bernardini J,Moya EG

更新日期：1987-12-01 00:00:00

abstract：:The bactericidal effect of hexylresorcinol was assessed using bacterial aggregates. Increased drug concentration resulted in decreased survival of bacteria when the aggregates were exposed to hexylresorcinol for at least eight hours. This indicates that this drug may be effective against dental plaque only when availa...

journal_title：Journal of dental research

authors： Kraal JH,Hussain AA,Gregorio SB,Akaho E

更新日期：1979-11-01 00:00:00

abstract：:In comparison with control rats. chronic administration of isoproterenol (IPR) caused enlargement of the parotid and submandibular glands and the synthesis of apparently new proteins, probably by acinar cells. The parotid and submandibular saliva secreted in response to methoxamine or IPR differed markedly in protein ...

journal_title：Journal of dental research

authors： Abe K,Dawes C

更新日期：1980-06-01 00:00:00

abstract：:We report a clinical study that examines whether HIV infection affects Streptococcus mutans colonization in the oral cavity. Whole stimulated saliva samples were collected from 46 HIV-seropositive individuals and 69 HIV-seronegative control individuals. The level of S. mutans colonization was determined by conventiona...

journal_title：Journal of dental research

authors： Liu G,Saxena D,Chen Z,Norman RG,Phelan JA,Laverty M,Fisch GS,Corby PM,Abrams W,Malamud D,Li Y

更新日期：2012-09-01 00:00:00

abstract：:Resin composites must be improved if they are to overcome the high failure rates in large stress-bearing posterior restorations. This study aimed to improve wear resistance via nano-silica-fused whiskers. It was hypothesized that nano-silica-fused whiskers would significantly improve composite mechanical properties an...

journal_title：Journal of dental research

authors： Xu HH,Quinn JB,Giuseppetti AA

更新日期：2004-12-01 00:00:00

abstract：:Although osteoporosis is a major public health concern, the effect of this condition on oral bone has not been determined. Using the ovariectomized rat as a model, we examined whether acute estrogen depletion affects the mandible of the ovariectomized rat with and without maxillary molar extraction. Twenty-two ovariec...

journal_title：Journal of dental research

authors： Elovic RP,Hipp JA,Hayes WC

更新日期：1994-11-01 00:00:00

abstract：:The object of the present study was an attempt to relate fluoride concentration in enamel, caries experience, and the degree of fluorosis in a community residing in an area with a high level of fluoride. A significant difference was found between the male and female samples for the F and D parameters. A positive corre...

journal_title：Journal of dental research

authors： Bischoff JI,van der Merwe EH,Retief DH,Barbakow FH,Cleaton-Jones PE

更新日期：1976-01-01 00:00:00

abstract：:Since 1935, various mechanisms have been suggested for the formation of subsurface lesions and, in particular, the surface layer covering enamel lesions. The relatively intact mineral-rich and porous surface layer is most likely caused by kinetic events. The suggested mineral-rich outer layer in sound enamel, the orga...

journal_title：Journal of dental research

authors： Arends J,Christoffersen J

更新日期：1986-01-01 00:00:00

abstract：:Patients suffering from temporomandibular dysfunction exhibit clinical findings such as fatigue, painful muscles, and muscles that are tender to palpation, not only in the temporomandibular area, but also in the neck/shoulder region. The mechanisms behind this are not known, although previous studies of similar spread...

journal_title：Journal of dental research

authors： Hellström F,Thunberg J,Bergenheim M,Sjölander P,Pedersen J,Johansson H

更新日期：2000-10-01 00:00:00

abstract：:Much research has been devoted to the study of etched enamel, since it is critical to bonding. Currently, there are no precise data regarding the etched-enamel specific surface area. The aim of this study was to characterize, by two different methods, the surface of human dental enamel in vitro after being etched. It ...

journal_title：Journal of dental research

authors： Orellana MF,Nelson AE,Carey JP,Heo G,Boychuk DG,Major PW

更新日期：2008-06-01 00:00:00

abstract：:This study demonstrated a correlation between silicon x-ray counts and area fractions of adherent porcelain as determined by point-counting. This correlation has allowed a method to be devised for measuring area fractions of porcelain adherent to porcelain-fused-to-metal (PFM) fracture surfaces. The described method, ...

journal_title：Journal of dental research

authors： Ringle RD,Mackert JR Jr,Fairhurst CW

更新日期：1983-08-01 00:00:00

abstract：:Previous reports have linked the prevalence of tooth abnormalities with high caries experience in the different types of epidermolysis bullosa (EB). However, it is not known to what extent the apparent susceptibility to enamel caries is due to disease-related altered enamel chemistry in these cases. The aim of this st...

journal_title：Journal of dental research

authors： Kirkham J,Robinson C,Strafford SM,Shore RC,Bonass WA,Brookes SJ,Wright JT

更新日期：1996-09-01 00:00:00