abstract：AIM:To compare the detectability of residual Epiphany and gutta-percha after root canal retreatment using a dental operating microscope and radiographic examination with the residual area measured after rendering the roots transparent. METHODOLOGY:Sixty extracted single-rooted maxillary central incisor teeth were enla...

journal_title：International endodontic journal

authors： Schirrmeister JF,Hermanns P,Meyer KM,Goetz F,Hellwig E

更新日期：2006-07-01 00:00:00

abstract：AIM:To investigate an immortalized murine odontoblast cell line as a potential alternative for experimental studies on dentinogenesis. METHODOLOGY:The MO6-G3 cell line was investigated morphologically over 3, 7, 11 and 42 days of culture, using histochemical localization of dentine sialoprotein (DSP), alkaline phospha...

journal_title：International endodontic journal

authors： Mesgouez C,Oboeuf M,Mauro N,Colon P,MacDougall M,Machtou P,Sautier JM,Berdal A

更新日期：2006-06-01 00:00:00

abstract：AIM:To evaluate the effect of citric acid, ethylenediaminetetraacetic acid (EDTA) and ethylenediaminetetraacetic acid plus Cetavlon (EDTAC) solutions on the microhardness of human root canal dentine. METHODOLOGY:Sixteen maxillary human canines were sectioned transversely at the cemento-enamel junction and the crowns w...

journal_title：International endodontic journal

authors： De-Deus G,Paciornik S,Mauricio MH

更新日期：2006-05-01 00:00:00

abstract：AIM:To evaluate the influence of root canal form on the sealing ability of two root canal sealers. METHODOLOGY:Twenty radiographically confirmed straight and 20 curved root canals were prepared with a stepback hand filing technique. Root canal aberrations created during preparation were determined by the use of double...

journal_title：International endodontic journal

authors： Juhász A,Verdes E,Tokés L,Kóbor A,Dobó-Nagy C

更新日期：2006-04-01 00:00:00

abstract：AIM:To clarify the mechanisms of inflammatory cell migration in human periapical granulomas by examining vascular endothelial (VE) cadherin and inducible nitric oxide synthase (iNOS)-producing cells. METHODOLOGY:Periapical tissues were obtained from patients during endodontic surgery and were divided into two portions...

journal_title：International endodontic journal

authors： Hama S,Takeichi O,Hayashi M,Komiyama K,Ito K

更新日期：2006-03-01 00:00:00

abstract：AIM:To develop a precise and simple mounting model (MM) for evaluating apex locators and to compare the repeatability of the MM with a conventional visual method (VM). METHODOLOGY:Electronic working length determination was performed in 32 maxillary central incisors using two methods: (i) the MM method and (ii) a conv...

journal_title：International endodontic journal

authors： ElAyouti A,Löst C

更新日期：2006-02-01 00:00:00

abstract：AIM:To investigate the prevalence of Porphyromonas gingivalis in root canals of infected teeth with periapical abscesses and to investigate the antimicrobial susceptibility of this species to some frequently prescribed antibiotics. METHODOLOGY:Samples were obtained from 70 root canals of abscessed teeth. Microbial sam...

journal_title：International endodontic journal

authors： Jacinto RC,Gomes BP,Shah HN,Ferraz CC,Zaia AA,Souza-Filho FJ

更新日期：2006-01-01 00:00:00

abstract：AIM:To compare ex vivo the accuracy of two impedance quotient apex locators with different scales and frequencies of the measuring circuit. METHODOLOGY:In each root of 193 extracted human teeth, electronic working length determination (ELD) was carried out with a newly constructed measuring unit. In all cases, ELD was...

journal_title：International endodontic journal

authors： Hör D,Krusy S,Attin T

更新日期：2005-12-01 00:00:00

abstract：AIM:To evaluate the adhesive strength of Resilon to Next root canal sealant (Heraeus-Kulzer), a methacrylate-based root canal sealer, using a modified microshear bond testing design. METHODOLOGY:Flat Resilon surfaces of different roughnesses (smooth surface and surface roughness equivalent to 320-grit and 180-grit) we...

journal_title：International endodontic journal

authors： Hiraishi N,Papacchini F,Loushine RJ,Weller RN,Ferrari M,Pashley DH,Tay FR

更新日期：2005-10-01 00:00:00

abstract：AIMS:(i) To compare the prevalence of extrusion of root filling material when placed using different root filling techniques, with or without customization of the master gutta-percha (GP) cone; and (ii) to investigate the effects of some factors influencing root filling extrusion and presence of voids. METHODOLOGY:A t...

journal_title：International endodontic journal

authors： van Zyl SP,Gulabivala K,Ng YL

更新日期：2005-09-01 00:00:00

abstract：AIM:To investigate the incidence of and factors associated with pulpal necrosis in vital teeth restored with metal-ceramic crowns (CMCs) or crowned as part of a fixed-fixed bridge. METHODOLOGY:Patients who had a CMC or bridge retainer (BR) placed on a tooth with no previous history of root canal treatment from 1981 to...

journal_title：International endodontic journal

authors： Cheung GS,Lai SC,Ng RP

更新日期：2005-08-01 00:00:00

abstract：AIM:To investigate the antimicrobial activity of root canal sealers on Enterococcus faecalis, either allowing or avoiding direct contact between sealers and bacteria. METHODOLOGY:Filter paper discs were immersed in standardized E. faecalis suspensions and exposed to freshly mixed sealers (MCS, AH Plus, Grossman's seal...

journal_title：International endodontic journal

authors： Kayaoglu G,Erten H,Alaçam T,Ørstavik D

更新日期：2005-07-01 00:00:00

abstract：AIM:To compare in vitro the cleanliness of root canal walls in oval-shaped root canals following automated or manual instrumentation. METHODOLOGY:Forty-five oval-shaped single-rooted maxillary and mandibular premolars with straight canals were divided into three groups of 15. Automated canal preparation was performed ...

journal_title：International endodontic journal

authors： Zmener O,Pameijer CH,Banegas G

更新日期：2005-06-01 00:00:00

abstract：AIM:To compare periapical health using samples from prehistoric and historic periods until the present day, and to emphasize the major risk indicators for apical periodontitis (AP). METHODOLOGY:A comparative survey to assess periapical health was performed on five samples (525 individuals) drawn from different periods...

journal_title：International endodontic journal

authors： Chazel JC,Tramini P,Valcarcel J,Pélissier B

更新日期：2005-05-01 00:00:00

abstract：AIM:To determine the effect of intracoronal bleaching agents on adhesion of bonding agents to pulp chamber dentine. METHODOLOGY:Forty extracted human maxillary anterior teeth were randomly divided into four groups of 10 teeth each. Bleaching agents were sealed in pulp chambers for 7 days, as in clinical use. Group 1 (...

journal_title：International endodontic journal

authors： Timpawat S,Nipattamanon C,Kijsamanmith K,Messer HH

更新日期：2005-04-01 00:00:00

abstract：AIMS:To (i) determine the prevalence of persistent dento-alveolar pain following nonsurgical and/or surgical endodontic treatment conducted in a teaching dental hospital and (ii) identify the risk factors associated with persistent pain after apparently successful root canal treatment. STUDY DESIGN:A total of 175 pati...

journal_title：International endodontic journal

authors： Polycarpou N,Ng YL,Canavan D,Moles DR,Gulabivala K

更新日期：2005-03-01 00:00:00

abstract：AIM:To compare the area occupied by gutta-percha, sealer, or void in standardized .06 tapered prepared simulated curved canals and in mesio-buccal canals of extracted maxillary first molars filled with a single .06 gutta-percha point and sealer or lateral condensation of multiple .02 gutta-percha points and sealer. ME...

journal_title：International endodontic journal

authors： Gordon MP,Love RM,Chandler NP

更新日期：2005-02-01 00:00:00

abstract：AIM:To evaluate the effect of capsaicin on substance P (SP) expression during induced inflammation in rat pulp tissue. METHODOLOGY:Radioimmunoanalysis was used to measure SP levels in 36 mandibular molar pulps taken from six Wistar rats. Twelve samples were obtained from healthy pulps and used as negative control grou...

journal_title：International endodontic journal

authors： Caviedes-Bucheli J,Azuero-Holguin MM,Munoz HR

更新日期：2005-01-01 00:00:00

abstract：AIM:To assess if a contrast medium improved diagnostic yield of endodontic radiographs. METHODOLOGY:Forty-five extracted mandibular premolar teeth were radiographed in bucco-lingual and mesio-distal planes. Access cavities were prepared, pulpal tissue extirpated and Ultravist contrast medium introduced under pressure....

journal_title：International endodontic journal

authors： Bedford JM,Martin DM,Youngson CC

更新日期：2004-12-01 00:00:00

abstract：AIM:To examine plaque accumulation on silk and polyvinylidene fluoride (PVDF) sutures at different time intervals. METHODOLOGY:Twenty-one male albino rabbits received sutures under general and local anaesthesia. After 3, 5 and 7 days sutures were removed and processed for scanning electron microscope (SEM) observation...

journal_title：International endodontic journal

authors： Parirokh M,Asgary S,Eghbal MJ,Stowe S,Kakoei S

更新日期：2004-11-01 00:00:00

abstract：AIM:To determine whether nisin, a bacteriocin, would be effective at killing Enterococcus faecalis and Streptococcus gordonii cells in solution and within the root canal system. METHODOLOGY:Bacterial isolates of E. faecalis and S. gordonii were grown from glycerol stocks in closed tubes containing BHY broth at 37 degr...

journal_title：International endodontic journal

authors： Turner SR,Love RM,Lyons KM

更新日期：2004-10-01 00:00:00

abstract：AIMS:To identify Gram-positive rods from root canals of teeth with apical periodontitis and to examine their associations with other species. METHODOLOGY:Consecutive root canal samples (RCSs) from 139 teeth undergoing root canal treatment were analyzed prospectively for cultivable microbes. Gram-positive rods in the f...

journal_title：International endodontic journal

authors： Chávez de Paz LE,Molander A,Dahlén G

更新日期：2004-09-01 00:00:00

abstract：AIM:To investigate the root and canal morphology of mandibular permanent teeth collected from an indigenous Turkish population. METHODOLOGY:A total of 1400 extracted mandibular permanent teeth were evaluated. The teeth were divided into seven groups as central incisors, lateral incisors, canines, first premolars, seco...

journal_title：International endodontic journal

authors： Sert S,Aslanalp V,Tanalp J

更新日期：2004-07-01 00:00:00

abstract：AIM:To evaluate the shank-to-flute ratio in rotary nickel-titanium (Ni-Ti) instruments. METHODOLOGY:The cutting portion of 15 size 30 Ni-Ti rotary instruments, ProFile.04, ProFile.06, Pow R.02, Pow R.04 and Quantec series 2000, were examined. The handles of the instruments were fixed to a bench and supported by a remo...

journal_title：International endodontic journal

authors： Biz MT,Figueiredo JA

更新日期：2004-06-01 00:00:00

abstract：AIM:To compare in vitro the sealing properties of five different dentine adhesive materials (Prime&Bond NT (PBNT); Prompt L-Pop (PLP); Clearfil SE Bond (CSEB); Scotchbond Multi Purpose Plus (SMPP); EBS-Multi (EBSM)) inside the pulp chamber. METHODOLOGY:Seventy-five recently extracted human molar teeth were used. The r...

journal_title：International endodontic journal

authors： Ozturk B,Ozer F,Belli S

更新日期：2004-05-01 00:00:00

abstract：AIM:To determine the cleaning effectiveness and shaping ability of ProTaper and RaCe nickel-titanium rotary instruments during the preparation of curved root canals in extracted human teeth. METHODOLOGY:A total of 48 root canals of mandibular and maxillary molars with curvatures ranging between 25 degrees and 35 degre...

journal_title：International endodontic journal

authors： Schäfer E,Vlassis M

更新日期：2004-04-01 00:00:00

abstract：AIM:To present examples of radiographic image reconstructions in endodontic treatment, to discuss the potential problems arising from the use of image processing software and to mention some current methods to prevent such counterfeit utilization of digital endodontic radiographs. SUMMARY:Conventional Ultra-Speed peri...

journal_title：International endodontic journal

authors： Güneri P,Akdeniz BG

更新日期：2004-03-01 00:00:00

abstract：AIM:To evaluate the clinical outcome of 'Lesion Sterilization and Tissue Repair' (LSTR) therapy for endodontic treatment of primary teeth. METHODOLOGY:A mixture of metronidazole, ciprofloxacin, and minocycline (3Mix) in ointment (macrogol mixed with propylene glycol: MP) or in a root canal sealer was used to disinfect...

journal_title：International endodontic journal

authors： Takushige T,Cruz EV,Asgor Moral A,Hoshino E

更新日期：2004-02-01 00:00:00

abstract：AIM:To examine the surfaces of a root tip removed during surgical endodontic treatment for the presence of microorganisms. SUMMARY:The present clinical case illustrates an endodontic retreatment of a maxillary premolar tooth with a fistula and periapical reaction. The case was under treatment for 1 year, during which ...

journal_title：International endodontic journal

authors： Ferreira FB,Ferreira AL,Gomes BP,Souza-Filho FJ

更新日期：2004-01-01 00:00:00

abstract：AIM:To evaluate the neurotoxic effects of two endodontic sealers, AH-26 and Roth 801, on firing excitability and action potential configuration of F1 neural cells in the suboesophageal ganglia of Helix aspersa. METHODOLOGY:A conventional intracellular current clamp technique was used to study the blocking effects of A...

journal_title：International endodontic journal

authors： Asgari S,Janahmadi M,Khalilkhani H

更新日期：2003-12-01 00:00:00

abstract：AIM:To report a case of focal cemento-osseous dysplasia (FCOD) affecting a single tooth misdiagnosed as an inflammatory periapical lesion. SUMMARY:The patient, a black 47-year-old woman complained of pain affecting the right side of the mandible. Routine X-ray examination discovered a periapical radiolucency on the ma...

journal_title：International endodontic journal

authors： Galgano C,Samson J,Küffer R,Lombardi T

更新日期：2003-12-01 00:00:00

abstract：:Chelating agents were introduced into endodontics as an aid for the preparation of narrow and calcified root canals in 1957 by Nygaard-Østby. A liquid solution of ethylenediaminetetraacetic acid (EDTA) was thought to chemically soften the root canal dentine and dissolve the smear layer, as well as to increase dentine ...

journal_title：International endodontic journal

authors： Hülsmann M,Heckendorff M,Lennon A

更新日期：2003-12-01 00:00:00

abstract：AIM:To compare torque and angle of rotation at fracture of new and used K3 rotary instruments. The relation between size of instrument and torque at fracture was also investigated. METHODOLOGY:Nickel-titanium (Ni-Ti).06 K3 rotary instruments were used in a crown-down manner at 300 r.p.m. to prepare canals in resin blo...

journal_title：International endodontic journal

authors： Yared G,Kulkarni GK,Ghossayn F

更新日期：2003-11-01 00:00:00

abstract：PURPOSE:The aim of this study was to answer the question: For patients requiring apicoectomy (apicectomy/root-end resection) and retrograde (root-end) obturation (filling), which retrograde obturation (root-end filling) material(s) is/are the most effective, as determined by reduction in periapical radiolucency and eli...

journal_title：International endodontic journal

authors： Niederman R,Theodosopoulou JN

更新日期：2003-09-01 00:00:00

abstract：AIM:To examine the occurrence of Candida spp. in refractory periapical granulomas. METHODOLOGY:One hundred and three surgically removed periapical granulomas were subjected to molecular analysis for the occurrence of Candida albicans. DNA was extracted from the samples using a modified phenol/chloroform/isoamyl alcoho...

journal_title：International endodontic journal

authors： Waltimo T,Kuusinen M,Järvensivu A,Nyberg P,Väänänen A,Richardson M,Salo T,Tjäderhane L

更新日期：2003-09-01 00:00:00

abstract：AIM:To assess the success rate of the root-end filling material, Mineral Trioxide Aggregate (MTA). METHODOLOGY:Referred adult patients were recruited using strict entry criteria and randomly allocated to receive MTA or IRM. A standardized surgical technique was employed: the root end was resected perpendicularly and a...

journal_title：International endodontic journal

authors： Chong BS,Pitt Ford TR,Hudson MB

更新日期：2003-08-01 00:00:00

abstract：LITERATURE REVIEW:Inter-appointment flare-up is characterized by the development of pain, swelling or both, following endodontic intervention. The causative factors of flare-ups encompass mechanical, chemical and/or microbial injury to the pulp or periradicular tissues. Of these factors, microorganisms are arguably the...

journal_title：International endodontic journal

authors： Siqueira JF Jr

更新日期：2003-07-01 00:00:00

abstract：AIM:To compare the antibacterial properties and toxicity of 5.25% sodium hypochlorite (NaOCl), 2% chlorhexidine gluconate and 0.2% chlorhexidine gluconate plus 0.2% cetrimide (Cetrexidin); Vebas, San Giuliano, Milan, Italy). METHODOLOGY:The antibacterial effects of the irrigants in vitro were examined after 5 min and ...

journal_title：International endodontic journal

authors： Onçağ O,Hoşgör M,Hilmioğlu S,Zekioğlu O,Eronat C,Burhanoğlu D

更新日期：2003-06-01 00:00:00

abstract：AIM:To compare several parameters of root canal preparation using two different rotary nickel-titanium (Ni-Ti) instruments: FlexMaster (VDW, Munich, Germany) and HERO 642 (Micro-Mega, Besançon, France). METHODOLOGY:Fifty extracted human mandibular molars with root canal curvatures between 20 and 40 degrees were embedd...

journal_title：International endodontic journal

authors： Hülsmann M,Gressmann G,Schäfers F

更新日期：2003-05-01 00:00:00

abstract：AIM:To evaluate the effect of rotational speed and the angle and radius of curvature of root canals on the fracture of two types of nickel-titanium rotary instruments: K3 and ProTaper. METHODOLOGY:A total of 240 root canals of extracted human maxillary and mandibular molars were divided into two groups of 120, accordi...

journal_title：International endodontic journal

authors： Martín B,Zelada G,Varela P,Bahillo JG,Magán F,Ahn S,Rodríguez C

更新日期：2003-04-01 00:00:00