Water aging reverses residual stresses in hydrophilic dental composites.

abstract：:Investigators have used chemotherapeutic agents topically for plaque control without knowing the drug concentration necessary to inhibit the growth of odontopathic microorganisms. S mutans, S sanguis, A viscosus and A naeslundii are important components of the plaque flora. The minimal inhibitory concentrations (MIC) ...

journal_title：Journal of dental research

authors： Newbrun E,Felton RA,Bulkacz J

更新日期：1976-07-01 00:00:00

abstract：:The firing pattern of the motor units (MUs) in jaw-elevator muscles was studied within a wide range of isometric contraction levels by means of changes in the frequency and broadness of the primary peak in the low-frequency (5-40 Hz) power spectral density function of the surface EMG. EMG was recorded from both masset...

journal_title：Journal of dental research

authors： van der Glas HW,Lobbezoo F,Buchner R,van der Bilt A,Bosman F

更新日期：1994-05-01 00:00:00

abstract：:microRNAs could be mechanosensitive and emerge as critical posttranscriptional regulators in the bone-remodeling process. During orthodontic tooth movement (OTM), the application of mechanical force induces alveolar bone remodeling, but whether microRNAs respond to orthodontic force and contribute to OTM is unknown. m...

journal_title：Journal of dental research

authors： Chen N,Sui BD,Hu CH,Cao J,Zheng CX,Hou R,Yang ZK,Zhao P,Chen Q,Yang QJ,Jin Y,Jin F

更新日期：2016-11-01 00:00:00

abstract：:1. A method has been developed and described for obtaining accurate thermal diffusivity values for dental cements and other restorative materials. This method employs specimens of a short cylindrical geometry which are readily fabricated from simply-constructed molds. 2. Results obtained for polycarboxylate and glass-...

journal_title：Journal of dental research

authors： Watts DC,Smith R

更新日期：1981-12-01 00:00:00

abstract：:Macrophage colony-stimulating factor (CSF-1) is a key regulatory cytokine for amelogenesis, and ameloblasts synthesize CSF-1. We hypothesized that PDGF stimulates DNA synthesis and regulates CSF-1 in these cells. We determined the effect of PDGF on CSF-1 expression using MEOE-3M ameloblasts as a model. By RT-PCR, MEOE...

journal_title：Journal of dental research

authors： Wittrant Y,Bhandari BS,Abboud H,Benson N,Woodruff K,MacDougall M,Abboud-Werner S

更新日期：2008-01-01 00:00:00

abstract：:When measured once, psychological stress predicts development of painful temporomandibular disorder (TMD). However, a single measurement fails to characterize the dynamic nature of stress over time. Moreover, effects of stress on pain likely vary according to biological susceptibility. We hypothesized that temporal es...

journal_title：Journal of dental research

authors： Slade GD,Sanders AE,Ohrbach R,Bair E,Maixner W,Greenspan JD,Fillingim RB,Smith S,Diatchenko L

更新日期：2015-09-01 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 influence of the molecular weight of the poly(acrylic acid) component on some properties of glass-ionomer cement has been investigated. The results can be explained by treatment of glass-ionomer cements as thermoplastic composites. Many of the concepts of polymer science can be applied successfully in a qualitativ...

journal_title：Journal of dental research

authors： Wilson AD,Hill RG,Warrens CP,Lewis BG

更新日期：1989-02-01 00:00:00

abstract：:Periodontitis is a chronic inflammatory disease induced by a biofilm that forms on the tooth surface. Increased periodontal disease is associated with aging. We investigated the effect of aging on challenge by oral pathogens, examining the host response, colonization, and osteoclast numbers in aged versus young mice. ...

journal_title：Journal of dental research

authors： Wu Y,Dong G,Xiao W,Xiao E,Miao F,Syverson A,Missaghian N,Vafa R,Cabrera-Ortega AA,Rossa C Jr,Graves DT

更新日期：2016-04-01 00:00:00

abstract：:It is claimed that dental fluorosis in both deciduous and permanent teeth is increasing in fluoridated and non-fluoridated communities. What is unclear is whether fluoride-induced enamel opacities in the deciduous dentition are associated with the subsequent appearance of enamel defects in the permanent dentition. The...

journal_title：Journal of dental research

authors： Milsom KM,Woodward M,Haran D,Lennon MA

更新日期：1996-04-01 00:00:00

abstract：:Acidic proline-rich proteins were localized histologically by means of the indirect immunoperoxidase technique in the acinar cells of parotid and submandibular gland sections of both man and Macaca fascicularis. These proteins were also identified as constituents of the long term in vivo-formed acquired pellicle on hu...

journal_title：Journal of dental research

authors： Kousvelari EE,Baratz RS,Burke B,Oppenheim FG

更新日期：1980-08-01 00:00:00

abstract：:Dentin Matrix Protein 1 (DMP1) is highly expressed in alveolar bone and cementum, which are important components of the periodontium. Therefore, we hypothesized that Dmp1 is critical for the integrity of the periodontium, and that deletion may lead to increased susceptibility to disease. An early-onset periodontal def...

journal_title：Journal of dental research

authors： Ye L,Zhang S,Ke H,Bonewald LF,Feng JQ

更新日期：2008-07-01 00:00:00

abstract：:The presence and kinetics of bone-resorbing activity in periapical lesions were studied with a rat model system. Lesions were found to expand most rapidly between induction on day 0 and day 15 ("active phase"), with enlargement occurring at a slower rate thereafter (days 20 and 30, "chronic phase"), as assessed by mea...

journal_title：Journal of dental research

authors： Wang CY,Stashenko P

更新日期：1991-10-01 00:00:00

abstract：:Direct FA staining for S mutans serotypes may be performed on smears made from plaque or strain isolates and on colonies attached to agar plates of black membrane filters. Staining with single conjugates directed to S mutans serotypes (a to e) as well as with polyvalent a-, b-, d-, f-fluorescein label and c-, e-rhodam...

journal_title：Journal of dental research

authors： Thomson LA,Little W,Hageage GJ

更新日期：1976-01-01 00:00:00

abstract：:Defined sets of transcriptional factors can reprogram human somatic cells to induced pluripotent stem (iPS) cells. However, many types of human cells are not easily accessible to minimally invasive procedures. Here we evaluated dental pulp cells (DPCs) as an optimal source of iPS cells, since they are easily obtained ...

journal_title：Journal of dental research

authors： Tamaoki N,Takahashi K,Tanaka T,Ichisaka T,Aoki H,Takeda-Kawaguchi T,Iida K,Kunisada T,Shibata T,Yamanaka S,Tezuka K

更新日期：2010-08-01 00:00:00

abstract：:Lipopolysaccharide (LPS) from the Gram-negative pathogen Porphyromonas gingivalis (Pg) stimulates cytokine secretion in immune cells, and thereby initiates the inflammation associated with periodontitis. Modulation of pro-inflammatory cytokine activity is a plausible therapeutic target in periodontal disease. Vasoacti...

journal_title：Journal of dental research

authors： Foster N,Cheetham J,Taylor JJ,Preshaw PM

更新日期：2005-11-01 00:00:00

abstract：:Strength and durability of the dentin-acrylic resin joint cemented with 2-cyanoacrylate esters were studied. Maximum adhesion is obtained with isobutyl 2-cyanoacrylate after 1% acid pretreatment of the dentin. Hydrolytic stability is somewhat improved by addition of polymer to the adhesive or coating around the joint....

journal_title：Journal of dental research

authors： Brauer GM,Jackson JA,Termini DJ

更新日期：1979-09-01 00:00:00

abstract：:An adhesive opaque resin for veneering on cast metal was developed with 4-methacryloxyethyl trimellitate anhydride and poly (methyl methacrylate)-coated titanium dioxide prepared by aqueous phase polymerization. The opaque resin was a modified 4-META/MMA-TBB resin. The powder consisted of 20% of the encapsulated mater...

journal_title：Journal of dental research

authors： Matsumura H,Nakabayashi N

更新日期：1988-01-01 00:00:00

abstract：:Vietnamese immigrant and Norwegian children, matched according to caries experience, age, and sex, were compared with respect to S. mutans in dental plaque and in saliva. Regardless of ethnic group, S. mutans prevalence was highest in plaque over caries lesions and from fissures, and lowest in plaque from smooth surfa...

journal_title：Journal of dental research

authors： Scheie AA,Selikowitz HS,Arneberg P

更新日期：1984-12-01 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 impact of osteoporosis on implant treatment is still a matter of debate in the scientific community, as it may possibly lead to higher failure rates. As long-term controlled trials are missing, the aim of this study was to verify the long-term outcome of implants placed in patients with systemic osteoporosis. Post...

journal_title：Journal of dental research

authors： Temmerman A,Rasmusson L,Kübler A,Thor A,Merheb J,Quirynen M

更新日期：2019-01-01 00:00:00

abstract：:The biochemical function, adenylate energy charge (AEC), correlates with the viable count of S. mutans. AEC may be used to estimate the percent viable fraction of bacteria in dental plaque samples. An interactive computer program designed to process the AEC data is described. ...

journal_title：Journal of dental research

authors： Kemp CW

更新日期：1979-11-01 00:00:00

abstract：:Tooth loss is a significant health issue currently affecting millions of people worldwide. Artificial dental implants, the current gold standard tooth replacement therapy, do not exhibit many properties of natural teeth and can be associated with complications leading to implant failure. Here we propose bioengineered ...

journal_title：Journal of dental research

authors： Smith EE,Angstadt S,Monteiro N,Zhang W,Khademhosseini A,Yelick PC

更新日期：2018-09-01 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：:Histone deacetylases (HDACs) are important regulators of gene expression that are aberrantly regulated in several inflammatory and infectious diseases. HDAC inhibitors (HDACi) suppress inflammatory activation of various cell types through epigenetic and non-epigenetic mechanisms, and ameliorate pathology in a mouse mo...

journal_title：Journal of dental research

authors： Lagosz KB,Bysiek A,Macina JM,Bereta GP,Kantorowicz M,Lipska W,Sochalska M,Gawron K,Kaczmarzyk T,Chomyszyn-Gajewska M,Fossati G,Potempa J,Grabiec AM

更新日期：2020-01-01 00:00:00

abstract：:The intent of this article is to review the numerous factors that affect the mechanical properties of particle- or fiber-filler-containing indirect dental resin composite materials. The focus will be on the effects of degradation due to aging in different media, mainly water and water and ethanol, cyclic loading, and ...

journal_title：Journal of dental research

authors： Drummond JL

更新日期：2008-08-01 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：:The whisker pad area (WP) is innervated by the second branch of the trigeminal nerve and experiences allodynia and hyperalgesia following transection of the mental nerve (MN; the third branch of the trigeminal nerve). However, the mechanisms of this extra-territorial pain remain unclear. The ionotropic P2X(7) ATP rece...

journal_title：Journal of dental research

authors： Murasaki K,Watanabe M,Takahashi K,Ito G,Suekawa Y,Inubushi T,Hirose N,Uchida T,Tanne K

更新日期：2013-03-01 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：:Administration of indomethacin inhibited the appearance of osteoclasts and bone resorption induced by experimental tooth movement in rats. Effects were limited to groups injected within 12 h after treatment. Prostaglandin E1 or E2 solutions injected in gingiva lying near the upper first molar caused the appearance of ...

journal_title：Journal of dental research

authors： Yamasaki K,Miura F,Suda T

更新日期：1980-10-01 00:00:00