Fit of porcelain fused-to-metal crown and bridge castings.

abstract：:Previously, we reported that the rate (R) of hydroxyapatite dissolution in acetic, lactic, and phosphoric acid solutions is a function of the degree of saturation with respect to the dissolving mineral, DS (defined as the ratio of the mean ionic activity product for hydroxyapatite [Ca5OH(PO4)3] in solution to its solu...

journal_title：Journal of dental research

authors： Margolis HC,Zhang YP,Lee CY,Kent RL Jr,Moreno EC

更新日期：1999-07-01 00:00:00

abstract：:Patients with cleft lip/palate (CLP) have been reported, in some studies, to exhibit an increased prevalence of caries, although the underlying cause for this increase is unknown. In genetically defined mouse models, studies of postnatal sequelae associated with CLP have been hampered by neonatal lethality. Using a co...

journal_title：Journal of dental research

authors： Tamasas B,Cox TC

更新日期：2017-03-01 00:00:00

abstract：:In this study, we sought to determine the association between tooth agenesis and DNA sequence variation in the genes MSX1 and PAX9 in an ethnically diverse human population. Since cleft lip/palate is also associated with both tooth agenesis and the gene TGFA, we included TGFA in the analysis as well. Cheek swab sample...

journal_title：Journal of dental research

authors： Vieira AR,Meira R,Modesto A,Murray JC

更新日期：2004-09-01 00:00:00

abstract：:The distribution, genetic relatedness, and peptidase activity in hydrolyzing N-benzoyl-L-arginine-p-nitroanilide by Capnocytophaga species isolated from calculus- and non-calculus-formers were determined in this study. The proportion and prevalence of Capnocytophaga species were higher in plaque samples from the calcu...

journal_title：Journal of dental research

authors： Morita M,Yamamoto T,Watanabe T

更新日期：1991-07-01 00:00:00

abstract：:Eugenol, in the 100 percent concentration in commercial use, was applied to a circumscribed area, 3 mm in diameter, of rat labial mucosa for 1 minute. Reaction periods of 15 minutes, 1, 2, 4 and 6 hours were then permitted. Using routine histological procedures for processing the experimental tissues, it was observed ...

journal_title：Journal of dental research

authors： Kozam G,Mantell GM

更新日期：1978-11-01 00:00:00

abstract：:The resin-dentin interdiffusion zone produced by a dentin-adhesive system that removes the smear layer and concurrently decalcifies superficial dentin was morphologically examined by both scanning and transmission electron microscopy. Cross-sectioned resin-bonded dentin discs were etched with an argon-ion beam to make...

journal_title：Journal of dental research

authors： Van Meerbeek B,Dhem A,Goret-Nicaise M,Braem M,Lambrechts P,VanHerle G

更新日期：1993-02-01 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：:Matrix metalloproteinases (MMPs) produced by resident and inflammatory cells in response to periodontopathogens play a major role in periodontal tissue destruction. Our aim was to investigate the effects of A-type cranberry proanthocyanidins (AC-PACs) on: (i) the production of various MMPs by human monocyte-derived ma...

journal_title：Journal of dental research

authors： La VD,Howell AB,Grenier D

更新日期：2009-07-01 00:00:00

abstract：:Previous studies show that both activin and Bmp4 act as crucial mesenchymal odontogenic signals during early tooth development. Remarkably, mice lacking activin-βA ( Inhba-/-) and mice with neural crest-specific inactivation of Bmp4 ( Bmp4ncko/ncko) both exhibit bud-stage developmental arrest of the mandibular molar t...

journal_title：Journal of dental research

authors： Kwon HE,Jia S,Lan Y,Liu H,Jiang R

更新日期：2017-09-01 00:00:00

abstract：:The purpose of this study was to determine the surface roughness of enamel-to-enamel contact areas in order to provide a standard for comparison with surface characteristics of commercially available composite restorative materials. In addition, the inherent surface roughness of resin composites was evaluated profilom...

journal_title：Journal of dental research

authors： Willems G,Lambrechts P,Braem M,Vuylsteke-Wauters M,Vanherle G

更新日期：1991-09-01 00:00:00

abstract：:The aim of this study was to compare the effectiveness of dexamethasone administration following arthrocentesis of the temporomandibular joint (TMJ) with a placebo (saline). Twenty-eight participants with TMJ arthralgia were randomly assigned to two groups of a parallel double-blind RCT. In both groups, an arthrocente...

journal_title：Journal of dental research

authors： Huddleston Slater JJ,Vos LM,Stroy LP,Stegenga B

更新日期：2012-02-01 00:00:00

abstract：:The effects of oral rinses on enamel fluoride uptake, caries, and plaque pH in rats were investigated by use of (1) an acidic calcium phosphate solution (CPS) saturated with dicalcium phosphate dihydrate (DCPD) and (2) a 1% fluoride solution. Osborne-Mendel rats, 19 days of age, were randomly assigned to one of four m...

journal_title：Journal of dental research

authors： Schreiber CT,Shern RJ,Chow LC,Kingman A

更新日期：1988-06-01 00:00:00

abstract：:Using glycoproteins and milk oligosaccharides as substrate acceptors, we demonstrated at least two fucosyltransferases in human parotid saliva. One enzyme transferred L-fucose from GDP-fucose to the C-3 position of N-acetylglucosamine or glucose residue of oligosaccharide chains, and the other transferred to the C-4 p...

journal_title：Journal of dental research

authors： Tamagawa H,Inoshita E,Shibata S,Shizukuishi S,Tsunemitsu A

更新日期：1983-07-01 00:00:00

abstract：:The universally accepted concept of delay-loaded dental implants has recently been challenged. This study hypothesizes that early loading (decreased implant healing time) leads to increased bone formation and decreased crestal bone loss. We used 17 minipigs to study implants under a controlled load, with non-loaded im...

journal_title：Journal of dental research

authors： Ko CC,Douglas WH,DeLong R,Rohrer MD,Swift JQ,Hodges JS,An KN,Ritman EL

更新日期：2003-08-01 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：:Nearly 100% of patients experience trauma to the trigeminal nerve during orthognathic surgery, impairing sensation and sensory function on the face. In a recent randomized clinical trial, people who performed sensory re-training exercises reported less difficulty related to residual numbness and decreased lip sensitiv...

journal_title：Journal of dental research

authors： Essick GK,Phillips C,Zuniga J

更新日期：2007-06-01 00:00:00

abstract：:Fluoride content of drinking water is an important criterion in prescribing fluoride supplements. The majority of practicing dentists and physicians prescribe fluoride supplements, yet many apparently are unaware of the fluoride levels in their patients' drinking water. Characteristics of North Carolina (NC) dentists,...

journal_title：Journal of dental research

authors： Levy SM,Rozier RG,Bawden JW

更新日期：1986-01-01 00:00:00

abstract：:A search was made for expression of genes for proline-rich proteins (PRPs) and other salivary-type proteins, including statherin and histatins, in taste-bud tissues of mice and primates because of previous genetic findings in mice (Azen et al., 1986) that Prp and taste genes for certain bitter substances are either th...

journal_title：Journal of dental research

authors： Azen EA,Hellekant G,Sabatini LM,Warner TF

更新日期：1990-11-01 00:00:00

abstract：:Juvenile rheumatoid arthritis (JRA) is a chronic systemic disease of childhood that affects synovial joints including the temporomandibular joint (TMJ). Individuals with JRA of the TMJ frequently show aberrations in mandibulofacial development. Since the basis for these developmental perturbations is poorly understood...

journal_title：Journal of dental research

authors： Tavakkoli-Jou M,Miller AJ,Kapila S

更新日期：1999-08-01 00:00:00

abstract：:When one uses composite resins, the curing contraction, the stiffness of the material, and the strength of the vulnerable dentinal bond are important factors in determining the marginal adaptation of the restoration. Calculations based on these intrinsic material properties have indicated that both bulk placement and ...

journal_title：Journal of dental research

authors： Kemp-Scholte CM,Davidson CL

更新日期：1988-05-01 00:00:00

abstract：:Two copper-free amalgams expanded excessively after storage in air at 60 degrees C for about five yr. One expanded significantly at 37 degrees C and slightly at 23 degrees C. High silver content, absence of copper, and presence of small amounts of zinc, or all three, seemed to promote very high expansions at 60 degree...

journal_title：Journal of dental research

authors： Paffenbarger GC,Rupp NW,Patel PR

更新日期：1982-06-01 00:00:00

abstract：:The effects of Escherichia coli endotoxin upon mouse L929 cell proliferation, DNA synthesis, protein synthesis, and proline incorporation were determined. It was found that a level of endotoxin which inhibited cell proliferation prompted a similar inhibition of DNA synthesis and overall cell protein synthesis. In cont...

journal_title：Journal of dental research

authors： Singer RE,Dutton WG

更新日期：1979-06-01 00:00:00

abstract：UNLABELLED:Dental caries affects most adults worldwide; however, the risk factors for dental caries do not necessarily exert their effects uniformly across all tooth surfaces. Instead, the actions of some risk factors may be limited to a subset of teeth/surfaces. Therefore, we used hierarchical clustering on tooth surf...

journal_title：Journal of dental research

authors： Shaffer JR,Feingold E,Wang X,Weeks DE,Weyant RJ,Crout R,McNeil DW,Marazita ML

更新日期：2013-01-01 00:00:00

abstract：:Tempering of dental porcelain by forced convective cooling in air has been shown previously to inhibit the sizes of cracks induced in porcelain surfaces. However, the depth of compressive stress that is produced by tempering of feldspathic porcelain has not been determined. It can be assumed that the potential of temp...

journal_title：Journal of dental research

authors： Anusavice KJ,Gray A,Shen C

更新日期：1991-02-01 00:00:00

abstract：:Despite recent advances revealing genetic factors influencing caries susceptibility, questions regarding the model of inheritance involved are yet to be addressed. We conducted a Complex Segregation Analysis on decayed teeth in a sample of homogenous, isolated families recruited from the Brazilian Amazon. A dominant, ...

journal_title：Journal of dental research

authors： Werneck RI,Lázaro FP,Cobat A,Grant AV,Xavier MB,Abel L,Alcaïs A,Trevilatto PC,Mira MT

更新日期：2011-06-01 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：:Adhesive bonding of resins to dentin surfaces requires the removal of the layer of debris caused by the cutting. Certain isotonic acidic solutions can do this rapidly. Five solutions were evaluated using cell cultures and pulp studies in monkeys. At concentrations above 10%, each solution caused the cultured human epi...

journal_title：Journal of dental research

authors： Mjör IA,Hensten-Pettersen A,Bowen RL

更新日期：1982-08-01 00:00:00

abstract：:A method of articulator comparison and a technique demonstrating the effects of three occlusal determinants were demonstrated and proved successful. The techniques used could be used in dental research circumstances and in dental schools as a means to study the determinants of occlusion. ...

journal_title：Journal of dental research

authors： Finger IM,Foreman D,Tanaka H

更新日期：1976-11-01 00:00:00

abstract：:Zirconia-based restorations often fracture from chipping and/or delamination of the porcelain veneers. We hypothesized that veneer chipping/delamination is a result of the propagation of near-contact-induced partial cone cracks on the occlusal surface under mastication. Masticatory loading involves the opposing tooth ...

journal_title：Journal of dental research

authors： Kim JW,Kim JH,Janal MN,Zhang Y

更新日期：2008-12-01 00:00:00

abstract：:Extracellular matrix (ECM) mineralization is regulated by mineral ion availability, proteins, and other molecular determinants. To investigate protein regulation of mineralization in tooth dentin and cementum, and in alveolar bone, we expressed matrix Gla protein (MGP) ectopically in bones and teeth in mice, using an ...

journal_title：Journal of dental research

authors： Kaipatur NR,Murshed M,McKee MD

更新日期：2008-09-01 00:00:00