Nanowear of salivary films vs. substratum wettability.

abstract：:Although it is known that diabetes impairs oral wound healing, relatively little is known about the cellular parameters affected, particularly in connective tissue. This study investigated the hypothesis that diabetes impairs connective tissue formation in healing gingiva, and that impaired healing is associated with ...

journal_title：Journal of dental research

authors： Desta T,Li J,Chino T,Graves DT

更新日期：2010-06-01 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：: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：:Periodontal inflammation and alveolar bone remodeling during orthodontic tooth movement are considered regional reactions. However, how systemic immune responses are involved in this regional reaction remains unclear. In this study, we explored the systemic effects of orthodontic force by focusing on the mononuclear p...

journal_title：Journal of dental research

authors： Zeng M,Kou X,Yang R,Liu D,Wang X,Song Y,Zhang J,Yan Y,Liu F,He D,Gan Y,Zhou Y

更新日期：2015-09-01 00:00:00

abstract：:Spontaneously occurring bacteriophage-resistant mutants of Actinomyces viscosus were isolated. The mutants exhibited altered coaggregation patterns with streptococci. From analysis of the data, it appears that a cell surface structure on A. viscosus may function both as a phage receptor and as a binding site for co-ag...

journal_title：Journal of dental research

authors： Tylenda CA,Kolenbrander PE,Delisle AL

更新日期：1983-11-01 00:00:00

abstract：:The temporal and spatial patterns in which teeth are initiated in the growing jaws of embryos are constant for a species but different for different species. The sources of the patterns have been explained in two ways. First, they are the outcome of reactions between molecules created at stationary targets and those w...

journal_title：Journal of dental research

authors： Osborn JW

更新日期：1998-09-01 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：:Significant inhibition of PMN metabolic activity by F- occurred at 0.1, 0.5 and 0.0 mM F- for O2- generation, 1-C14 CO2 release labeled glucose and NBT-reduction respectively. This inhibition resulted primarily from F- suppression of nonoxidative glucose metabolism. As the concentration of F- in the O2- generating sys...

journal_title：Journal of dental research

authors： Gabler WL,Leong PA

更新日期：1979-09-01 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：:Pilocarpine (P) is of potential utility in the treatment of xerostomia. Because optimal development of P dosage forms for humans requires that its pharmacokinetics and pharmacodynamics be defined, this intravenous study of its disposition and associated salivary responses was performed. In a hospital setting, two heal...

journal_title：Journal of dental research

authors： Tanzer JM,Kramer PA,Schulman P,Willard AK

更新日期：1995-12-01 00:00:00

abstract：:The aim of this study was to test effects of preventive regimes using fluoride and chlorhexidine to prevent caries and periodontal diseases in 34 patients with overdentures. The patients, who were treated with immediate overdentures, were distributed at random into three experimental groups. In these groups, different...

journal_title：Journal of dental research

authors： Keltjens HM,Schaeken MJ,Van der Hoeven JS

更新日期：1987-10-01 00:00:00

abstract：:Stem cells from exfoliated deciduous teeth (SHED) possess multipotent differentiation and immunomodulatory properties. They have been used for orofacial bone regeneration and autoimmune disease treatment. In this study, we show that acetylsalicylic acid (ASA) treatment is able to significantly improve SHED-mediated os...

journal_title：Journal of dental research

authors： Liu Y,Chen C,Liu S,Liu D,Xu X,Chen X,Shi S

更新日期：2015-01-01 00:00:00

abstract：:Auto-degradation of collagen matrices occurs within hybrid layers created by contemporary dentin bonding systems, by the slow action of host-derived matrix metalloproteinases (MMPs). This study tested the null hypothesis that there are no differences in the activities of MMP-2 and -9 after treatment with different etc...

journal_title：Journal of dental research

authors： Mazzoni A,Scaffa P,Carrilho M,Tjäderhane L,Di Lenarda R,Polimeni A,Tezvergil-Mutluay A,Tay FR,Pashley DH,Breschi L

更新日期：2013-01-01 00:00:00

abstract：:The histopathologic status of gingival tissue was assessed according to the criteria of Page and Schroeder.(5) Rhodamine-labeled bacteria were used to assess the antigenic specificity of plasma cells in the tissue. Examination of tissue sections revealed that 31.6% of plasma cells in the advanced lesions bound the lab...

journal_title：Journal of dental research

authors： Kagan JM

更新日期：1980-11-01 00:00:00

abstract：:Impacted human third molar teeth were examined, both with the light and electron microscope, to determine the extent of the odontoblast process. The odontoblast process was found to be limited to the inner third of coronal dentin and inner half of mid-root dentin. ...

journal_title：Journal of dental research

authors： Thomas HF

更新日期：1979-11-01 00:00:00

abstract：:Growth factors such as epidermal growth factor (EGF) and transforming growth factor-alpha (TGF-alpha) play an important role in cell proliferation during embryogenesis. The purposes of the study were to characterize the expression patterns of EGF and TGF-alpha and their receptor, EGF receptor (EGF-R), and to analyze r...

journal_title：Journal of dental research

authors： Iamaroon A,Tait B,Diewert VM

更新日期：1996-08-01 00:00:00

abstract：:Porphyromonas gingivalis dihydroceramides are found in extracts of calculus-contaminated root surfaces, diseased gingival tissue, and atherosclerotic plaques. These ceramides have been shown to promote inflammatory secretory responses in gingival fibroblasts. Little is known about their effects on the vascular system....

journal_title：Journal of dental research

authors： Zahlten J,Riep B,Nichols FC,Walter C,Schmeck B,Bernimoulin JP,Hippenstiel S

更新日期：2007-07-01 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 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：:Primary cilia regulate several developmental processes and mediate hedgehog signaling. To study their roles in cranial base development, we created conditional mouse mutants deficient in Polaris, a critical primary cilium component, in cartilage. Mutant post-natal cranial bases were deformed, and their synchondrosis g...

journal_title：Journal of dental research

authors： Ochiai T,Nagayama M,Nakamura T,Morrison T,Pilchak D,Kondo N,Hasegawa H,Song B,Serra R,Pacifici M,Koyama E

更新日期：2009-06-01 00:00:00

abstract：:The major phosphoprotein in dentin is the aspartic acid and serine-rich protein called dentin phosphophoryn (DPP). DPP appears to be synthesized as a part of a larger compound protein, dentin sialophosphoprotein (DSPP). DSPP has never been isolated or detected in dentin extracts. It is now evident that DSPP is a chime...

journal_title：Journal of dental research

authors： Zhang Y,Song Y,Ravindran S,Gao Q,Huang CC,Ramachandran A,Kulkarni A,George A

更新日期：2014-02-01 00:00:00

abstract：:In periodontal surgery, healing after guided tissue regeneration (GTR) may be explained by differences in functional activities of gingival and periodontal ligament fibroblasts (GF and PDLF). Several studies in vitro have supported this hypothesis, but much remains to be defined. In the present work, gingival and peri...

journal_title：Journal of dental research

authors： Giannopoulou C,Cimasoni G

更新日期：1996-03-01 00:00:00

abstract：:The objectives of this study were 1) to provide an estimate of the value of the intraclass correlation coefficient (ICC) for dental caries data at tooth and surface level, 2) to provide an estimate of the design effect (DE) to be used in the determination of sample size estimates for future dental surveys, and 3) to e...

journal_title：Journal of dental research

authors： Masood M,Masood Y,Newton JT

更新日期：2015-02-01 00:00:00

abstract：:Changes in stimulated and non-stimulated whole saliva flow rates were measured in 11 Hodgkin's disease patients who received therapeutic doses of radiation to a mantle field at the M. D. Anderson Hospital in Houston, Texas. Salivary flow rates were examined before, during, and after radiotherapy. Mean flow rate reduct...

journal_title：Journal of dental research

authors： Bucher JA,Fleming TJ,Fuller LM,Keene HJ

更新日期：1988-02-01 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：:This study was conducted to test the hypothesis that physiological changes which occur during aging increase the biological impact of fluoride and reduce the threshold of safe fluoride exposure. Four groups of rats were fed a low-fluoride diet (< 1.2 ppm) ad libitum and received 0, 5, 15, or 50 ppm fluoride in their d...

journal_title：Journal of dental research

authors： Dunipace AJ,Brizendine EJ,Zhang W,Wilson ME,Miller LL,Katz BP,Warrick JM,Stookey GK

更新日期：1995-01-01 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：:Dental amalgam restorations are a significant source of mercury exposure in the human population, but their potential to cause systemic health effects is highly disputed. We examined effects on the immune system by giving genetically mercury-susceptible Brown Norway (BN) rats and mercury-resistant Lewis (LE) rats silv...

journal_title：Journal of dental research

authors： Hultman P,Lindh U,Hörsted-Bindslev P

更新日期：1998-06-01 00:00:00

abstract：:Two series of dental composites, along with the unfilled resin matrix, were examined to determine the effects of filler level and size on selected properties. Both series were prepared by incorporating a silanated barium borosilicate filler into a visible-light-activated polyphenylene polymethacrylate resin matrix. On...

journal_title：Journal of dental research

authors： Li Y,Swartz ML,Phillips RW,Moore BK,Roberts TA

更新日期：1985-12-01 00:00:00

abstract：:The Kubelka-Munk (K-M) theory provides a reflectance model for translucent materials placed on backings of different colors. We hypothesize that Kubelka-Munk (K-M) theoretical diffuse reflectance spectra of dentin and enamel are in good agreement with observed diffuse reflectance. The aim of this study was to measure ...

journal_title：Journal of dental research

authors： Ragain JC Jr,Johnston WM

更新日期：2001-02-01 00:00:00