Treatment of stripping perforations.

abstract：INTRODUCTION:This study evaluated 4 different light-emitting diode (LED) transilluminators and the impact of operator experience in the detection of dentinal defects through an ex vivo TRUEJAW surgical model (Dental Engineering Laboratories, Santa Barbara, CA). METHODS:Forty-four extracted and endodontically treated m...

journal_title：Journal of endodontics

authors： Arnarsdottir EK,Karunanayake GA,Pettit NE,Phillips C,Saemundsson SR,Tawil PZ

更新日期：2020-02-01 00:00:00

abstract：:A long-standing lesion associated with an undetected perforation of the furca in a mandibular molar was successfully managed using a multidisciplinary treatment approach. The sequence of therapeutic procedures involved conventional endodontic retreatment, an initial orthograde sealing of the perforation, guided tissue...

journal_title：Journal of endodontics

authors： Goon WW,Lundergan WP

更新日期：1995-11-01 00:00:00

abstract：:Biofilm mode of growth is a strategy in microorganisms to survive harsh growth conditions. Although previous studies have established the ability of Enterococcus faecalis to survive postendodontic environmental conditions, the effect of such conditions on the ultrastructural and physiochemical features of E. faecalis ...

journal_title：Journal of endodontics

authors： George S,Kishen A,Song KP

更新日期：2005-12-01 00:00:00

abstract：:A retrograde root-end cover with a special resin composite (Retroplast) combined with the dentin bonding agent Gluma (Bayer AG) has been used since 1984 by the authors. Its content of silver, added to promote radiopacity, has been found to lower the working time and storage stability of the composite and might cause d...

journal_title：Journal of endodontics

authors： Rud J,Rud V,Munksgaard EC

更新日期：1996-09-01 00:00:00

abstract：:An examination of 5616 endodontically treated and retreated maxillary first and second molars was made in an attempt to determine the percentage of MB2 canals that could be located routinely, and evaluate if there were any significant differences between initial treatments and retreatments. The teeth examined were 357...

journal_title：Journal of endodontics

authors： Wolcott J,Ishley D,Kennedy W,Johnson S,Minnich S,Meyers J

更新日期：2005-04-01 00:00:00

abstract：:Microbial control--fundamental to healing of apical periodontitis--is central to endodontic practice. The effectiveness of antibacterial measures is generally monitored (in clinical research studies) by microbiological root canal sampling (MRS), which is often used as a predictor for healing. This article addresses th...

journal_title：Journal of endodontics

authors： Sathorn C,Parashos P,Messer HH

更新日期：2007-03-01 00:00:00

abstract：:The treatment of an undeveloped (immature) tooth with a carious exposure has been reported extensively in the literature. The main objective of treatment is to provide vital pulp therapy to allow continued development of root dentin in the hope that the root will attain full maturity. A case report is presented that i...

journal_title：Journal of endodontics

authors： Weisleder R,Benitez CR

更新日期：2003-11-01 00:00:00

abstract：:Infection control guidelines recommend disinfection of extracted teeth in 10% formalin for 2 weeks before use. Although extracted teeth are routinely used for in vitro endodontic research, the potential influence of formalin has not been evaluated. The purpose of this study was to investigate the effect of formalin st...

journal_title：Journal of endodontics

authors： George SW,Pichardo MR,Bergeron BE,Jeansonne BG

更新日期：2006-09-01 00:00:00

abstract：INTRODUCTION:The ability to resolve pulpal inflammation to achieve predictable regeneration of the dentin-pulp complex has remained elusive and presents a challenge for clinicians and researchers. Although the dentin-pulp complex can react naturally to injury by forming a bridge of reparative dentin that protects the p...

journal_title：Journal of endodontics

authors： Colombo JS,Jia S,D'Souza RN

更新日期：2020-09-01 00:00:00

abstract：INTRODUCTION:The purpose of this investigation was to determine the effect that apical preparation size and preparation taper have on the volume of irrigant delivered at the working length for different canal curvatures using apical negative pressure irrigation. METHODS:One hundred fifty-five human teeth (55 maxillary...

journal_title：Journal of endodontics

authors： de Gregorio C,Arias A,Navarrete N,Del Rio V,Oltra E,Cohenca N

更新日期：2013-01-01 00:00:00

abstract：:Enterococcus faecalis, a pathogenic gram-positive bacterium, is closely related to refractory apical periodontitis. Because lipoteichoic acid (LTA) is considered a major virulence factor of gram-positive bacteria, in the present study, highly pure LTA from E. faecalis was prepared, and its ability to stimulate murine ...

journal_title：Journal of endodontics

authors： Baik JE,Ryu YH,Han JY,Im J,Kum KY,Yun CH,Lee K,Han SH

更新日期：2008-08-01 00:00:00

abstract：:Propolis, a flavonoid-rich product of honey comb, exhibits antibacterial and anti-inflammatory properties. In this study, we examined the tolerance of fibroblasts of the periodontal ligament (PDL) and dental pulp to propolis and compared with that of calcium hydroxide in vitro. Cells from human dental pulp and PDL wer...

journal_title：Journal of endodontics

authors： Al-Shaher A,Wallace J,Agarwal S,Bretz W,Baugh D

更新日期：2004-05-01 00:00:00

abstract：INTRODUCTION:Compelling evidence pinpoints that pulp tissue engineering after the transplantation of stem cells is possible. Although intriguing, severe problems regarding clinical feasibility remain. Cell homing has been proposed as a viable alternative in which dentin-derived growth factors in a conducive scaffold ma...

journal_title：Journal of endodontics

authors： Widbiller M,Driesen RB,Eidt A,Lambrichts I,Hiller KA,Buchalla W,Schmalz G,Galler KM

更新日期：2018-06-01 00:00:00

abstract：INTRODUCTION:The aim of this study was to examine whether Enterococcus faecalis isolates from endodontic patients (from saliva and from a root canal) are able to prevail against salivary bacteria when grown in coculture in a biofilm reactor. METHODS:Saliva that was tested to be free of E. faecalis was used as the inoc...

journal_title：Journal of endodontics

authors： Al-Ahmad A,Müller N,Wiedmann-Al-Ahmad M,Sava I,Hübner J,Follo M,Schirrmeister J,Hellwig E

更新日期：2009-07-01 00:00:00

abstract：INTRODUCTION:Real-time assessment of the microbial status of the root canal system would be useful in clinical endodontic practice for determining endpoints of biomechanical treatment. This laboratory study used an existing laser fluorescence device, the DIAGNOdent (KaVo, Biberach, Germany), in a proof-of-concept study...

journal_title：Journal of endodontics

authors： Sainsbury AL,Bird PS,Walsh LJ

更新日期：2009-10-01 00:00:00

abstract：:Type IV matrix metalloproteinases (MMPs) are members of the family of MMPs and are thought to play an important role in degradation of extracellular components. Human pulp cells can secrete and produce these enzymes. Recent evidence shows that MMPs may play a role in pulpal inflammation. To date little is known regard...

journal_title：Journal of endodontics

authors： Chang YC,Yang SF,Hsieh YS

更新日期：2001-11-01 00:00:00

abstract：:This in vitro study evaluated the survival rate and fracture resistance of maxillary central incisors restored with different post and core systems. The post and core systems investigated were a prefabricated high precious metal post with cast core (group A), zirconia post with a prefabricated bonded ceramic core (gro...

journal_title：Journal of endodontics

authors： Pontius O,Nathanson D,Giordano R,Schilder H,Hutter JW

更新日期：2002-10-01 00:00:00

abstract：INTRODUCTION:Stem cells from the apical papilla (SCAPs) possess strong odonto/osteogenic differentiation potential. This study investigated the effect of cyclic adenosine monophosphate (cAMP) on odonto/osteogenic differentiation of SCAPs and the underlining interplay between cAMP and transforming growth factor beta 1 (...

journal_title：Journal of endodontics

authors： Zhang J,Zhang CF,Li QL,Chu CH

更新日期：2019-02-01 00:00:00

abstract：:The effects of parathyroid hormone (PTH), 1,25-dihydroxyvitamin D3, and prostaglandin E2 (PGE2) on alkaline phosphatase activity on cultured dental pulp and gingiva cells of bovine calf were compared. In pulp cells, PTH, 1,25-dihydroxyvitamin D3, and PGE2 significantly increased alkaline phosphatase activity, but no i...

journal_title：Journal of endodontics

authors： Kido J,Ishida H,Nagata T,Hamasaki A,Nishikawa S,Wakano Y

更新日期：1991-04-01 00:00:00

abstract：:The apical sealing ability of amalgam, cold-burnished gutta-percha, amalgam with cavity varnish, and SuperEBA cement was evaluated in extracted human teeth. For each experimental group, the roots of 20 single-rooted teeth were sectioned from their crowns. Canals were cleaned, shaped, and obturated with vertically cond...

journal_title：Journal of endodontics

authors： Tuggle ST,Anderson RW,Pantera EA Jr,Neaverth EJ

更新日期：1989-03-01 00:00:00

abstract：INTRODUCTION:The health of human teeth depends on the integrity of the hard tissue and the activity of the pulp and periodontal tissues, which are responsible for nutritional supply. Without the nourishing of the pulp tissue, the possibility of tooth fracture can increase. In immature permanent teeth, root development ...

journal_title：Journal of endodontics

authors： Wang Y,Zhao Y,Jia W,Yang J,Ge L

更新日期：2013-02-01 00:00:00

abstract：:The anatomy of third molars has been described as unpredictable. However restorative, prosthetic, and orthodontic considerations often require endodontic treatment of third molars in order for them to be retained as functional components of the dental arch. The purpose of this study was to investigate and characterize...

journal_title：Journal of endodontics

authors： Sidow SJ,West LA,Liewehr FR,Loushine RJ

更新日期：2000-11-01 00:00:00

abstract：INTRODUCTION:This study aimed to investigate the roles of ephrinB2 in stabilizing vascularlike structures generated by stem cells from apical papilla (SCAPs) and human umbilical vein endothelial cells (HUVECs). METHODS:HUVECs were seeded alone or with SCAPs concurrently or 12 hours later. Angiogenesis and ephrinB2 pho...

journal_title：Journal of endodontics

authors： Yuan C,Wang P,Zhu S,Zou T,Wang S,Xu J,Heng BC,Diogenes A,Zhang C

更新日期：2016-09-01 00:00:00

abstract：INTRODUCTION:Experimental studies show that dental pulp cells respond unfavorably to contact with resin composite restorative material. Hypothetically, in a random population, the frequency of apical periodontitis should be higher for teeth restored with resin composite than with amalgam. Therefore, the aim was to comp...

journal_title：Journal of endodontics

authors： Dawson V,Petersson K,Wolf E,Akerman S

更新日期：2014-09-01 00:00:00

abstract：:A technique utilizing fiberoptics to transilluminate a beveled root surface during periradicular surgery is described. This procedure when integrated with other standard endodontic surgical aids may help diagnose apical variations and vertical root fractures. ...

journal_title：Journal of endodontics

authors： Schindler WG,Walker WA 3rd

更新日期：1994-08-01 00:00:00

abstract：:Periapical lesions usually are caused by root canal infection; nevertheless, other pathologies may eventually involve the tooth apex, making the correct diagnosis more difficult. Glandular odontogenic cysts (GOCs) are uncommon and, despite their cystic nature, may present an aggressive behavior and a high recurrence r...

journal_title：Journal of endodontics

authors： de Freitas Silva BS,Yamamoto-Silva FP,Sena-Filho M,Silva Sant'Ana SS,Mariano-Júnior WJ,de Almeida OP,Estrela C

更新日期：2017-11-01 00:00:00

abstract：INTRODUCTION:This clinical study evaluates the effect of ultrasonic root-end preparations on dentinal defect creation and propagation. METHODS:Eighty-four teeth were treated with periapical microsurgery using a modern microsurgical protocol in a private practice setting. The root apices were resected and inspected for...

journal_title：Journal of endodontics

authors： Tawil PZ

更新日期：2016-10-01 00:00:00

abstract：:The cross-sectional configuration of seven files at coronal and apical levels were compared with diagrams presented by manufacturers. The presence of cutting edges was also examined. Ground-twisted (K-file, K-Reamer, and K-flex) and machined files (Flex-R, Unifile, S-file, and Hedstrom) were included in #10, #25, and ...

journal_title：Journal of endodontics

authors： D'Souza JE,Walton RE,Maixner D

更新日期：1995-12-01 00:00:00

abstract：:Cyclooxygenase-2 (COX-2) is induced after the activation of cells by a variety of proinflammatory agents. Recently, evidence has shown that COX-2 may play a role in the pathogenesis of pulpal inflammation. However, little is known regarding the mechanism of pulpal inflammation at the site of bacterial infection. The p...

journal_title：Journal of endodontics

authors： Chang YC,Huang FM,Yang SF,Liu CM,Lai CC,Chan Y,Hsieh YS

更新日期：2003-04-01 00:00:00

abstract：:The role of T-cells in the development of periapical lesions was investigated immunohistochemically using 16 normal (BALB/c) mice and 16 nude (BALB/c nu/nu) mice (congenitally T-cell-deficient mice). The pulp chambers of maxillar first molars of all mice were opened, and the infiltrated immunocytes (anti-Thy1.2, -Lyt-...

journal_title：Journal of endodontics

authors： Tani N,Kuchiba K,Osada T,Watanabe Y,Umemoto T

更新日期：1995-04-01 00:00:00