A case report of unusual dental calculus formation.

abstract：BACKGROUND:Mechanical periodontal therapy consists of a non-surgical course, followed by surgical treatment to eliminate or reduce remaining pathological pockets. Only if diligent mechanical therapy fails are additional measures considered. It has been documented that smoking interferes with the host defense mechanisms...

journal_title：Journal of periodontology

authors： Papantonopoulos GH

更新日期：1999-10-01 00:00:00

abstract：:In this study, fine structural features of the pocket walls in rapidly progressive periodontitis (RPP) and adult periodontitis (AP) in 20 cases were compared using light and transmission electron microscopy. Gingiva was also obtained from a control group of periodontally healthy teeth. Clinical parameters were assesse...

journal_title：Journal of periodontology

authors： Hillmann G,Dogan S,Geurtsen W

更新日期：1998-02-01 00:00:00

abstract：BACKGROUND:Xenografts to augment the maxillary sinus have been used extensively. The aim of the present study was to evaluate, qualitatively and quantitatively, two different HA derivatives of natural and synthetic sources on newly formed bone in the augmented sinus. METHODS:A bilateral sinus augmentation procedure wi...

journal_title：Journal of periodontology

authors： Artzi Z,Nemcovsky CE,Tal H,Dayan D

更新日期：2001-07-01 00:00:00

abstract：BACKGROUND:A major challenge for dental implantology is to consistently obtain appropriate bone augmentation before implant placement. The aim of this study is to evaluate the effect of recombinant human bone morphogenetic protein 2 (rhBMP-2) associated with bone substitute materials beta-tricalcium phosphate (β-TCP), ...

journal_title：Journal of periodontology

authors： Polo CI,Lima JL,De Lucca L,Piacezzi CB,Naclério-Homem Mda G,Arana-Chavez VE,Sendyk WR

更新日期：2013-03-01 00:00:00

abstract：BACKGROUND:This study was conducted to assess the clinical, immunological, and patient-centered outcomes of microcurrent electrotherapy on palatal wound healing. METHODS:This was a parallel, double-masked randomized clinical trial, in which 53 patients with ridge preservation indications were selected and randomly ass...

journal_title：Journal of periodontology

authors： Miguel MMV,Mathias-Santamaria IF,Rossato A,Ferraz LFF,Figueiredo-Neto AM,de Marco AC,Casarin RCV,Wallet SM,Tatakis DN,Mathias MA,Santamaria MP

更新日期：2020-08-12 00:00:00

abstract：:Patient plaque removal is a major component of periodontal therapy and should be continuously monitored during and following treatment. There do not appear to be studies which address plaque score changes achieved primarily by patient performance from the time of initial presentation to, during, and following active t...

journal_title：Journal of periodontology

authors： DeVore CH,Beck FM,Horton JE

更新日期：1990-06-01 00:00:00

abstract：:The purpose of the study was to compare clinical parameter changes and osseous regeneration in 12 pairs of comparable Class II mandibular molar furcation invasion defects using either a bioabsorbable demineralized laminar bone allograft membrane or a non-resorbable expanded polytetrafluoroethylene (ePTFE) membrane as ...

journal_title：Journal of periodontology

authors： Scott TA,Towle HJ,Assad DA,Nicoll BK

更新日期：1997-07-01 00:00:00

abstract：BACKGROUND:Lysine, a nutritionally essential amino acid, enters the oral cavity in gingival crevicular fluid (GCF). During oral hygiene restriction (OHR), lysine decarboxylase (LDC) in dento-gingival biofilms converts lysine to cadaverine. Lysine depletion impairs the dental epithelial barrier to bacterial proinflammat...

journal_title：Journal of periodontology

authors： Lohinai Z,Keremi B,Szöko E,Tábi T,Szabo C,Tulassay Z,DiCesare JC,Davis CA,Collins LM,Levine M

更新日期：2015-10-01 00:00:00

abstract：:Cyclosporine A (CsA) and verapamil are two agents used in renal transplantation, both of which are suspected of inducing gingival overgrowth. This study was conducted to investigate the effect of verapamil on the severity and prevalence of CsA-induced gingival overgrowth. Fifty-one (51) renal transplant recipients (to...

journal_title：Journal of periodontology

authors： Cebeci I,Kantarci A,Firatli E,Carin M,Tuncer O

更新日期：1996-11-01 00:00:00

abstract：:A 4-quadrant, single-blind study was designed to test the efficacy of periodontal disease therapy by local drug delivery. A delivery system made of extruded ethylene vinyl acetate fibers loaded with 25% USP tetracycline hydrochloride was placed and maintained in periodontal pockets for 10 days. The clinical effects of...

journal_title：Journal of periodontology

authors： Goodson JM,Hogan PE,Dunham SL

更新日期：1985-11-01 00:00:00

abstract：BACKGROUND:The aim of the present review is to systematically evaluate the effects of autogenous platelet concentrates on clinical outcomes of the surgical treatment of periodontal diseases. METHODS:MEDLINE, EMBASE, and the Cochrane Central Register of Controlled Trials were searched using a combination of specific se...

journal_title：Journal of periodontology

authors： Del Fabbro M,Bortolin M,Taschieri S,Weinstein R

更新日期：2011-08-01 00:00:00

abstract：:The oral hygiene, the gingival condition, pocket depth, and the incidence of caries on crowned teeth were studied during a period of 5 years in a group of patients (114) who had been treated with fixed dental prostheses. Prior to the prosthetic treatment, the patients received periodontal treatment. During the study, ...

journal_title：Journal of periodontology

authors： Valderhaug J,Heloe LA

更新日期：1977-04-01 00:00:00

abstract：BACKGROUND:This study aims to identify predictors of performed oral hygiene behaviors (OHBs) based on the Theory of Planned Behavior (TPB), oral health knowledge, and demographic factors. METHODS:Using a questionnaire, 381 participants in three general dental offices and one hospital dental department in York, Pennsyl...

journal_title：Journal of periodontology

authors： Brein DJ,Fleenor TJ Jr,Kim SW,Krupat E

更新日期：2016-03-01 00:00:00

abstract：BACKGROUND:The purpose of this multicenter randomly controlled clinical trial was to compare two acellular dermal matrix (ADM) materials produced by different processing techniques, freeze-dried (FDADM) and solvent-dehydrated (SDADM) ADM, in their ability to correct Miller Class I and II recession defects. METHODS:Eig...

journal_title：Journal of periodontology

authors： Wang HL,Romanos GE,Geurs NC,Sullivan A,Suárez-López Del Amo F,Eber RM

更新日期：2014-12-01 00:00:00

abstract：:Fourteen defects were treated with flap debridement procedures using the Prichard principle of epithelial exclusion. Six defects were considered to be medium in width (3-4 mm), seven defects were wide (greater than 4 mm), and one defect was narrow (1-2 mm). The parameters studied were changes in gingival and plaque sc...

journal_title：Journal of periodontology

authors： Becker W,Becker BE,Berg L,Samsam C

更新日期：1986-05-01 00:00:00

abstract：:A National Survey of the Oral Health of U.S. children aged 5 to 17 was conducted by the National Institute of Dental Research during the 1986-87 school year. Eleven thousand and seven adolescents aged 14 to 17 years received a periodontal assessment. Their patterns of loss of periodontal attachment as assessed by prob...

journal_title：Journal of periodontology

authors： Löe H,Brown LJ

更新日期：1991-10-01 00:00:00

abstract：:The purpose of this study was to clinically evaluate the effectiveness of polytetrafluoroethylene membranes in the healing of interproximal Class II furcation defects in maxillary molars using a surgical treatment technique based on the principles of guided tissue regeneration. Eight subjects with similar bilateral Cl...

journal_title：Journal of periodontology

authors： Avera JB,Camargo PM,Klokkevold PR,Kenney EB,Lekovic V

更新日期：1998-09-01 00:00:00

abstract：:Throughout the 20th century, an understanding of the role of causative bacteria and the susceptible host in the initiation and progression of periodontal disease(s) has emerged from the research efforts of scientists and clinicians worldwide. Over time, specific bacterial types, such as Porphyromonas gingivalis, were ...

journal_title：Journal of periodontology

authors： Williams RC

更新日期：2008-08-01 00:00:00

abstract：:A bacterial concentration fluorescence immunoassay (BCFIA) was developed to rapidly detect periodontopathic bacteria in human plaque samples. The BCFIA utilized fluorescent-tagged monoclonal antibodies (MAbs) directed against the lipopolysaccharide of selected Gram-negative bacteria. Microorganisms identified in plaqu...

journal_title：Journal of periodontology

authors： Wolff LF,Anderson L,Sandberg GP,Reither L,Binsfeld CA,Corinaldesi G,Shelburne CE

更新日期：1992-12-01 00:00:00

abstract：:A double-blind study was undertaken to determine the effects of megadose ascorbic acid supplementation on plasma ascorbate levels, polymorphonuclear neutrophil (PMN) chemotaxis and clinical and biochemical determinations of inflammatory progression in individuals with a mean daily ascorbate intake level of approximate...

journal_title：Journal of periodontology

authors： Vogel RI,Lamster IB,Wechsler SA,Macedo B,Hartley LJ,Macedo JA

更新日期：1986-08-01 00:00:00

abstract：BACKGROUND:The aim of the present study was to evaluate the effect of strict supragingival plaque control on the subgingival microbiota in smokers and never-smokers. Research into the impact of supragingival plaque control on the number of subgingival bacteria has resulted in contradictory findings. Real-time polymeras...

journal_title：Journal of periodontology

authors： Gomes SC,Nonnenmacher C,Susin C,Oppermann RV,Mutters R,Marcantonio RA

更新日期：2008-12-01 00:00:00

abstract：BACKGROUND:Hemagglutinin and outer membrane protein (OMP) are major virulence factors associated with colonization of Porphyromonas gingivalis in the gingival crevice. The genes for the 200-kDa antigenic protein (200-kDa AP) and 40-kDa OMP of P. gingivalis have been successfully cloned. Additionally, the 200-kDa AP gen...

journal_title：Journal of periodontology

authors： Kobayashi T,Kaneko S,Tahara T,Hayakawa M,Abiko Y,Yoshie H

更新日期：2006-03-01 00:00:00

abstract：BACKGROUND:The polyamines spermidine, spermine, and putrescine are known to be deeply linked with growth processes, gene expression, and extracellular matrix synthesis. Their cellular content depends primarily on the activity of the enzyme ornithine decarboxylase. High levels of ornithine decarboxylase and polyamines h...

journal_title：Journal of periodontology

authors： Stabellini G,Moscheni C,Gagliano N,Dellavia C,Calastrini C,Ferioli ME,Gioia M

更新日期：2005-03-01 00:00:00

abstract：BACKGROUND:To date only a few studies have evaluated the long-term influence of smoking and smoking cessation on periodontal health. The present study, therefore, was undertaken with the aim to prospectively investigate the influence of smoking exposure over time on the periodontal health condition in a targeted popula...

journal_title：Journal of periodontology

authors： Bergström J,Eliasson S,Dock J

更新日期：2000-08-01 00:00:00

abstract：:The present study aimed to establish a titanium implantation model using rat maxillae as well as demonstrate the chronological tissue responses to implantation. Pure titanium implants were inserted in the upper first molar extraction sites of Wistar rats 1 month after tooth extraction. The animals were sacrificed at 1...

journal_title：Journal of periodontology

authors： Fujii N,Kusakari H,Maeda T

更新日期：1998-04-01 00:00:00

abstract：BACKGROUND:Enhanced neutrophil responses play a critical role in the activation of the innate immune system and causation of aggressive periodontitis (AgP). The hypothesis that comprehensive periodontal treatment expedites resolution of amplified leukocyte activity and facilitates the reconstitution of periodontal heal...

journal_title：Journal of periodontology

authors： Buchmann R,Hasilik A,Van Dyke TE,Lange DE

更新日期：2002-09-01 00:00:00

abstract：:The autogenous tooth transplantation approach to replace missing teeth has been in use for a long time. Different surgical techniques have been developed to improve prognosis and longevity of transplanted teeth with complete root formation. Many factors reportedly affected short- and long-term success of the procedure...

journal_title：Journal of periodontology

authors： Prato GP,Zuccati G,Clauser C

更新日期：2017-06-01 00:00:00

abstract：:Twelve gingival samples removed from 6 human volunteers were sectioned in small pieces, parts of which served as uncultured pieces. The remaining pieces were organ cultured for 5 hours in control, compound 48/80, and antihuman IgE media. Uncultured tissues, cultured tissues, and cultured spent media were analyzed spec...

journal_title：Journal of periodontology

authors： Schwartz J,Dibblee M

更新日期：1975-03-01 00:00:00

abstract：BACKGROUND:Because of bisphosphonate medication, dental implantation with a subsequent infection poses a relevant risk factor to suffer from medication-related osteonecrosis of the jaw. This rat study evaluated different implant materials under systemic bisphosphonate delivery using micro-computed tomography (μCT) imag...

journal_title：Journal of periodontology

authors： Kniha K,Bock A,Peters F,Magnuska ZA,Gremse F,Möhlhenrich SC,Hölzle F,Modabber A

更新日期：2020-11-30 00:00:00

abstract：:Eleven patients presenting with acute necrotizing ulcerative gingivitis (ANUG) collected 24-hour urine samples during and after the course of their ANUG. The Porter-Silber technique was used to determine the 17-hydroxycorticosteroid concent of the urine, a physiological measure of stress. All of the patients had signi...

journal_title：Journal of periodontology

authors： Maupin CC,Bell WB

更新日期：1975-12-01 00:00:00