Search Results
Results 301 - 350 of 1610
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Marcaccini Andrea M - - 2010
This study aimed at comparing the levels of matrix metalloproteinase (MMP)-8, tissue Inhibitor of MMPs (TIMP)-1 and TIMP-2, Myeloperoxidase (MPO), and MMP-9 in the gingival crevicular fluid (GCF) of chronic periodontitis (CP) patients and controls at baseline and 3 months after non-surgical therapy. GCF was collected from one site of ...
Kargul B - - 2009
AIM: To evaluate the retention rates of a resin based colour changing fissure sealant (Helioseal((R)) Clear Chroma; Ivoclar Vivadent AG Schaan, Liechtenstein ) compared with a coloured resin based fluoride fissure sealant (Delton((R)) FS(+); Dentsply De Trey GmbH,Konstanz,Germany). METHODS: The fissure sealants (FS) were placed on all 4 caries-free first ...
Markou Nikolaos - - 2009
BACKGROUND: Platelet-rich plasma (PRP) alone or combined with other regenerative materials was previously studied in human periodontal endosseous defects. There are no sufficient data evaluating to what extent the addition of demineralized freeze-dried bone allograft (DFDBA) to PRP may enhance the effectiveness of PRP. The aim of this randomized, double-masked, ...
Bayrak Sule - - 2009
PURPOSE: To evaluate the effect of casein phosphopeptide-amorphous calcium phosphate (CCP-ACP) application on the microhardness of bleached enamel and compare it to that of fluoride application. METHODS: 10 extracted bovine incisors were cut into four sections (4 x 4 x 3 mm) that were randomly distributed among five groups (n ...
Chambrone Luiz Armando - - 2009
PURPOSE: To assess the clinical results obtained with laterally positioned flap (LPF) for the treatment of localized gingival recessions (GR). METHODS: 32 systemically healthy, non-smoking patients, with one Miller Class I or II buccal GR of > or = 3 mm, were treated with a LPF. At baseline the following ...
Mohammadi Zahed - - 2009
Disinfection of the root canal system is one of the primary aims of root canal treatment. This can be achieved through the use of various antimicrobial agents in the form of irrigants and medicaments. These agents are only used for relatively short periods of time ranging from minutes (for irrigants) ...
Abundo Roberto - - 2009
Root coverage is the goal of periodontal plastic surgery when treating gingival recessions. The aim of the present study was to evaluate the clinical results 1 year after treatment with an envelope connective tissue graft technique for single recessions. Forty consecutive patients with single recessions were treated. At baseline and ...
Wax David B - - 2009
BACKGROUND: New reflectance pulse oximetry probes placed on the forehead may be an improvement over transmittance probes placed on a finger, toe, or earlobe in patients with compromised perfusion. We compared the reliability and accuracy of the 2 types of probes in patients undergoing vascular surgery. METHODS: Patients with peripheral ...
Aroca Sofia - - 2010
BACKGROUND: The aim of this controlled randomized split-mouth study was to evaluate whether a modified tunnel/connective tissue graft (CTG) technique - enamel matrix derivative (EMD) combination will improve the treatment of multiple class III recession when compared with the same technique alone. MATERIALS AND METHODS: Twenty healthy subjects with a ...
Ozmeric Nurdan - - 2010
OBJECTIVE AND DESIGN: Nitric oxide (NO) has been linked to inflammatory reactions, tissue destruction, host defense, and wound healing in oral diseases. It is known that arginase enzyme controls the synthesis of NO through arginine depletion. This study evaluated the arginase-NO pathway alteration in response to tissue injury after dental ...
Ellefsen Birita - - 2009
BACKGROUND: The authors conducted a study to determine one-year coronal and root caries increments in patients newly diagnosed as having Alzheimer disease (AD), other dementia (OD) or no dementia. METHODS: The authors recruited patients from two hospital memory clinics in Copenhagen. The oral examination included an assessment of dental status ...
Sasaki Robson Tetsuo - - 2009
OBJECTIVE: The purpose of this study was to assess the effect of home-use bleaching agents containing 10% carbamide peroxide and 7.5% hydrogen peroxide on enamel microhardness and surface micromorphology. MATERIAL AND METHODS: Enamel slabs (n=10) received the bleaching agents for 1 h/day and remained in artificial saliva solution for 23 ...
Oltramari-Navarro Paula Vanessa Pedron - - 2009
INTRODUCTION: In this double-blind and randomized controlled trial, we analyzed whether a lower concentration of chlorhexidine in dentifrices could reduce the risk of tooth staining without compromising its effectiveness in controlling gingivitis, bleeding, and dental plaque. METHODS: Volunteers with fixed orthodontic appliances were randomly divided into 3 groups: control, 1100 ...
Enhos Sukru - - 2009
BACKGROUND: The aim of this study was to evaluate the periodontal status of patients with iron-deficiency anemia (IDA) and the correlation of changes in serum and gingival crevicular fluid (GCF) ferritin levels after periodontal therapy. METHODS: Nineteen female patients with anemic hematologic values were classified as group A, and 20 ...
Grobler S R - - 2009
OBJECTIVES: The purpose of this in vitro study was to evaluate the effect of various tooth-whitening products containing carbamide peroxide (CP) or hydrogen peroxide (HP), on enamel microhardness. METHODS: Enamel blocks were exposed to: Nite White ACP 10% CP (Group 2, n=10); Yotuel Patient 10% CP (Group 3, n=10); Opalescence ...
Santana Ronaldo B - - 2009
BACKGROUND: The treatment of molar furcation defects remains a considerable challenge in clinical practice. The degree of success in the management of furcation involvement is highly variable and inversely related to initial probing depth (PD) measurements in these lesions. The identification of clinical measurements influential to the treatment outcomes is ...
Stein Jamal M - - 2009
BACKGROUND: The aim of this study was to compare the clinical outcome of a novel biphasic calcium composite (BCC) biomaterial versus autogenous bone spongiosa (ABS) or open flap debridement (OFD) for the treatment of intrabony periodontal defects. METHODS: Forty-five subjects with at least one intrabony defect with a probing depth ...
Bizhang Mozhgan - - 2009
OBJECTIVE: The current study assessed the efficacy of three current bleaching methods. METHODS: Seventy-five healthy subjects (45 female; 30 male) with anterior teeth, having a Vita Shade score of A2 or darker, participated in the study. The subjects were randomly assigned to one of three treatment groups: Group A: home-bleaching ...
Lee Eun - - 2009
Mucoceles have diverse clinical and histological features. Their pathogenesis remains to be elucidated. To determine the structural and/or pathogenic differences between two clinically different types of mucoceles. Seventeen oral mucoceles were examined clinically and immunohistologically. The mucoceles were divided into two groups by their clinical manifestations: papular group (PG) and ...
Ciccone A - - 2010
Objective To assess the feasibility, safety and preliminary efficacy of intra-arterial thrombolysis (IAT) compared with standard intravenous thrombolysis (IVT) for acute ischemic stroke. Methods Eligible patients with ischemic stroke, who were devoid of contraindications, started IVT within 3 h or IAT as soon as possible within 6 h. Patients were ...
Tacken Michel P E - - 2010
The objective of this study was to compare glass fibre reinforced (GFR) with multistranded bonded orthodontic retainers in terms of success rate and periodontal implications. A 2 year parallel study was conducted of 184 patients scheduled to receive bonded retainers in the upper and lower anterior segments. In three centres, ...
Rühling Andreas - - 2010
The aim of this study was to compare the short-term performance of a session of single photodynamic therapy (PDT) and of a conventional ultrasonic debridement (UST) in persistent pockets of maintenance patients. In a prospective, randomized, controlled, single-blind clinical study, patients with chronic periodontitis with at least two persistent pockets ...
McCracken Giles I - - 2009
AIM: To compare clinical effects of manual and powered toothbrushes on sites of localized gingival recession over 12 months. To evaluate patterns and the extent of toothbrush bristle wear. METHODS: A longitudinal, single-blind, randomized, parallel group clinical trial compared the effects of one manual and one powered toothbrush on incipient ...
Nickles Katrin - - 2009
OBJECTIVE: Evaluation of the 10-year results after open flap debridement (OFD) and guided tissue regeneration (GTR) therapy of infrabony defects in a randomized controlled clinical trial. MATERIALS AND METHODS: In 16 periodontitis patients OFD or polylactide acetyltributyl citrate barriers (GTR; n=23) were assigned randomly to 44 infrabony defects. In a ...
Hussain Bokhari Syed Akhtar - - 2009
BACKGROUND: Evidence suggests an association between periodontal disease and coronary heart disease (CHD). C-reactive protein (CRP), fibrinogen, and white blood cell (WBC) counts are markers of inflammation, and their systemic levels have been associated with CHD risk. This pilot study investigated the effect of non-surgical periodontal therapy on systemic levels ...
D??ri Ferenc - - 2009
BACKGROUND: Periodontal therapy using the combination of platelet-rich plasma (PRP) and different grafting materials has been suggested as a modality to enhance the outcome of regenerative surgery. In most clinical studies, a barrier membrane was used to cover the defects, and thus, the effects of PRP may have been masked ...
Rajesh J B - - 2009
Calcium phosphate cements (CPC) are apparently good candidates for periodontal treatment by virtue of their biocompatibility, mouldability and osteoconductivity. However, the clinical efficacy in this regard has not been established. This study is aimed at the evaluation of the efficacy of a formulation of CPC in healing human periodontal intraosseous ...
Brito Patr??cia R R - - 2009
INTRODUCTION: Several irrigation techniques have been recently introduced with the main objective of improving root canal disinfection. This in vitro study aimed at comparing the intracanal bacterial reduction promoted by chemomechanical preparation with 3 different irrigation techniques. METHODS: Root canals from extracted teeth were contaminated with Enterococcus faecalis ATCC 29212 ...
Haddad Ana Cristina Soares Santos - - 2009
This study aimed at comparing amounts of nickel (Ni) and chromium (Cr) released from brackets from different manufacturers in simulated oral environments. 280 brackets were equally divided into 7 groups according to manufacturer. 6 groups of brackets were stainless steel, and 1 group of brackets was made of a cobalt-chromium ...
Garg Garima - - 2009
OBJECTIVES: Cathepsin K (CTSK), predominantly expressed in osteoclasts, is a potent extracellular matrix degrading enzyme that plays a critical role in osteoclast-mediated bone resorption. Its increased gingival crevicular fluid (GCF) levels in periodontal disease have been reported in a previous study. The present study has been carried out to assess ...
Leung Yiu Yan - - 2009
OBJECTIVE: The objective of this study was to compare the surgical complications and neurosensory disturbances of coronectomy and total excision of lower wisdom teeth with roots in close proximity to the inferior dental nerve (IDN). STUDY DESIGN: A randomized controlled trial was conducted to compare the surgical complications and IDN ...
Grobler S R - - 2010
OBJECTIVES: To evaluate the effectiveness of Opalescence PF 10% just after treatment, at 6-month follow-up and at a 14-month follow-up period. METHODS: Opalescence PF 10% was applied nightly for 14 days. The color of teeth 11 and 21 of 17 subjects were measured with a spectrophotometer (L*; a*; b*) before ...
Paolantonio Michele - - 2009
BACKGROUND: The use of locally delivered antibacterials containing chlorhexidine (CHX) was proposed to improve the effectiveness of non-surgical periodontal treatment. The present multicenter randomized study investigated the effects of a xanthan-based chlorhexidine (Xan-CHX) gel used as an adjunct to scaling and root planing (SRP) in the treatment of chronic periodontitis. ...
Oberg Carolina - - 2009
One hundred twelve specimens from bovine incisors were divided into eight groups: Group 1 (treated with 10% strontium chloride gel), Group 2 (treated with 2% sodium fluoride gel), Group 3 (treated with 2% stannous fluoride gel), Group 4 (treated with 5% potassium nitrate gel), Group 5 (treated with 10% potassium ...
Borges Alessandra Bühler - - 2009
This study investigated the effect of the addition of calcium and fluoride into a 35% hydrogen peroxide gel on enamel surface and subsurface microhardness. Twenty extracted human third molars were sectioned to obtain enamel fragments and they were divided into four groups (n = 20) according to the bleaching treatment. ...
Yashima Akihiro - - 2009
BACKGROUND: One-stage full-mouth scaling and root planing (FM-SRP) in combination with systemically administered azithromycin was shown to be clinically and bacteriologically effective in the treatment of chronic periodontitis. However, FM-SRP requires 2 hours for completion. Azithromycin has a long half-life. Therefore, if SRP of the full mouth is performed within ...
Tan A E S - - 2009
The main goal of periodontal therapy is to establish an oral environment compatible with periodontal health by the physical disruption of the plaque biofilm and adjunctive chemical means if required. Implicit in this objective is the ongoing requirement of detection and interception of new and recurrent disease, which continues at ...
Taşdemir Tamer - - 2009
This study compared the sealing ability of 3 current filling techniques in root canals shaped with 2 different rotary systems. Eighty human extracted mandibular premolars were divided randomly into 2 similar groups of 40 each and instrumented with either ProTaper (Dentsply Maillefer, Tulsa, OK; group A) or Mtwo (VDW; Antaeos, ...
Agudio G - - 2009
BACKGROUND: The aim of this retrospective long-term split-mouth study was to compare the periodontal conditions of sites treated with gingival-augmentation procedures to untreated homologous contralateral sites over a long period of time (10 to 27 years). METHODS: Fifty-five subjects with 73 sites (test group) lacking attached gingiva associated with recessions ...
Demling A - - 2009
Insertion of fixed orthodontic appliances can induce an increase in oral biofilm and thereby cause inflammation of the periodontal tissues. The purpose of this study was to perform a longitudinal analysis of clinical and microbial parameters after insertion of lingual brackets. Bleeding on probing (BOP), plaque index (PI), and pocket ...
Heinz Bernd - - 2010
The purpose of the present randomized controlled clinical study was to compare the clinical outcomes of papilla preservation flap surgery with or without the application of a novel nanocrystalline hydroxyapatite (nano-HA) bone graft substitute. Fourteen patients with paired intrabony periodontal defects of ≥ 4 mm participated in this split-mouth design ...
Tsubura S - - 2009
Bacillus subtilis is an effective probiotic product for prevention of enteric infections both in humans and animals. We hypothesized that a mouth rinse containing Bacillus subtilis should adhere to and colonize part of the oral bacteria on periodontal tissue. The rinsing ability of Extraction 300E (containing Bacillus subtilis: E-300) was ...
Ruiz A - - 2009
The objectives of this study were to determine the anti-Listeria and general antimicrobial properties of nisin, rosemary, and EDTA alone and in combination on Listeria monocytogenes inoculated on ready-to-eat vacuum-packaged diced turkey ham and to ascertain the effects of the treatments on pH and objective color. The turkey hams were ...
Cetinkaya Burcu Ozkan - - 2009
OBJECTIVE: The objective of this randomized controlled trial was to compare the effects of different suturing techniques (simple loop suture vs. anchor suture) on the periodontal health of the adjacent second molars after impacted mandibular third molar extraction. STUDY DESIGN: Fifteen patients with bilaterally identical impacted mandibular third molars were ...
Carroll John F - - 2009
From 1998-2002 twenty-five deer self-treatment devices (4-Posters), using 2% amitraz, were operated at three locations in Maryland to determine their effectiveness in controlling blacklegged ticks, Ixodes scapularis Say, and lone star ticks, Amblyomma americanum (L.). Each treatment site was approximately 518 ha and paired with a similar site lacking 4-Posters. ...
Ribeiro Erica Del Peloso Edel - - 2009
BACKGROUND: The purpose of this study was to evaluate the adjunctive clinical, microbiologic, and immunologic effects of the systemic administration of amoxicillin and metronidazole in the full-mouth ultrasonic debridement of patients with severe chronic periodontitis. METHODS: Twenty-five patients presenting at least eight teeth with probing depth (PD) > or =5 ...
Pradeep A R - - 2009
OBJECTIVES: Initial research has reported high levels of monocyte chemoattractant protein-1 (MCP-1) in gingival crevicular fluid (GCF) of periodontitis patients. Present study has been carried out to assess its concentration in serum and to find its association with periodontal health and disease. DESIGN: 60 subjects were divided into three groups ...
Boynueğri Duygu - - 2009
Periodontitis is a chronic infection in the supportive tissue of the teeth which eventually leads to tooth loss. Various grafting materials and barrier membranes have been used to repair periodontal intraosseous lesions. Chitosan is a derivative of chitin, a natural biopolymer, which is biologically safe, biodegradable, and nontoxic and has ...
Peres Maria Fernanda Santos - - 2009
The aim of this study was to evaluate the influence of the crown shape on the outcomes of root coverage procedures. Eighty patients with Miller class I gingival recessions in maxillary canines or premolars were selected. The recession areas were treated using the subepithelial connective tissue grafting. The following clinical ...
Zucchelli G - - 2009
BACKGROUND: Vertical releasing incisions might damage the blood supply to the flap and result in unesthetic visible white scars. The aim of the present study was to compare root coverage and esthetic outcomes of the coronally advanced flap (CAF) with and without vertical releasing incisions in the treatment of multiple ...
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