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Case Report
Nonsurgical endodontic retreatment of fused teeth with transposition: a case report
Miguel Agostinho Beco Pinto Cardoso, Rita Brandão Noites, Miguel André Duarte Martins, Manuel Pedro da Fonseca Paulo
Restor Dent Endod 2016;41(2):148-153.   Published online February 22, 2016
DOI: https://doi.org/10.5395/rde.2016.41.2.148
AbstractAbstract PDFPubReaderePub

Tooth transposition is a disorder in which a permanent tooth develops and erupts in the normal position of another permanent tooth. Fusion and gemination are developmental disturbances presenting as the union of teeth. This article reports the nonsurgical retreatment of a very rare case of fused teeth with transposition. A patient was referred for endodontic treatment of her maxillary left first molar in the position of the first premolar, which was adjacent to it on the distobuccal side. Orthopantomography and periapical radiography showed two crowns sharing the same root, with a root canal treatment and an associated periapical lesion. Tooth fusion with transposition of a maxillary molar and a premolar was diagnosed. Nonsurgical endodontic retreatment was performed. At four yr follow-up, the tooth was asymptomatic and the radiolucency around the apical region had decreased, showing the success of our intervention. The diagnosis and treatment of fused teeth require special attention. The canal system should be carefully explored to obtain a full understanding of the anatomy, allowing it to be fully cleaned and obturated. Thermoplastic techniques were useful in obtaining hermetic obturation. A correct anatomical evaluation improves the set of treatment options under consideration, leading to a higher likelihood of esthetically and functionally successful treatment.

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Research Articles
Analysis of C-shaped root canal configuration in maxillary molars in a Korean population using cone-beam computed tomography
Hyoung-Hoon Jo, Jeong-Bum Min, Ho-Keel Hwang
Restor Dent Endod 2016;41(1):55-62.   Published online January 29, 2016
DOI: https://doi.org/10.5395/rde.2016.41.1.55
AbstractAbstract PDFPubReaderePub
Objectives

The purpose of this study was to investigate the incidence of root fusion and C-shaped root canals in maxillary molars, and to classify the types of C-shaped canal by analyzing cone-beam computed tomography (CBCT) in a Korean population.

Materials and Methods

Digitized CBCT images from 911 subjects were obtained in Chosun University Dental Hospital between February 2010 and July 2012 for orthodontic treatment. Among them, a total of selected 3,553 data of maxillary molars were analyzed retrospectively. Tomography sections in the axial, coronal, and sagittal planes were displayed by PiViewstar and Rapidia MPR software (Infinitt Co.). The incidence and types of root fusion and C-shaped root canals were evaluated and the incidence between the first and the second molar was compared using Chi-square test.

Results

Root fusion was present in 3.2% of the first molars and 19.5% of the second molars, and fusion of mesiobuccal and palatal root was dominant. C-shaped root canals were present in 0.8% of the first molars and 2.7% of the second molars. The frequency of root fusion and C-shaped canal was significantly higher in the second molar than the first molar (p < 0.001).

Conclusions

In a Korean population, maxillary molars showed total 11.3% of root fusion and 1.8% of C-shaped root canals. Furthermore, root fusion and C-shaped root canals were seen more frequently in the maxillary second molars.

Citations

Citations to this article as recorded by  
  • A Cone‐Beam Computed Tomography Evaluation of C‐Shaped Canal Configuration in Maxillary Molars Among an Iranian Population
    Nafiseh Nikkerdar, Mohammad Moslehi, Amin Golshah, Mario Dioguardi
    International Journal of Dentistry.2024;[Epub]     CrossRef
  • Endodontic treatment of a C‐shaped mandibular second molar with narrow dentinal thickness: A case report
    Mina Mehrjouei, Hamid Jafarzadeh, Pourya Esmaeelpour, Maryam Khorasanchi
    Clinical Case Reports.2024;[Epub]     CrossRef
  • Evaluation of 2- and 3-dimensional anatomic parameters of C-shaped root canals with cone beam computed tomography, microcomputed tomography, and nanocomputed tomography
    Miguel Angel Ventura Molina, Giovane Oliveira Silva, Amanda Pelegrin Candemil, Rafael Verardino de Camargo, Ruben Pauwels, Reinhilde Jacobs, Manoel Damião Sousa-Neto, Jardel Francisco Mazzi-Chaves
    Oral Surgery, Oral Medicine, Oral Pathology and Oral Radiology.2023; 136(6): 759.     CrossRef
  • Cone-Beam Computed Tomography (CBCT) Analysis of an Unusual Configuration of the Upper First Molar With a C-shaped Canal With Apically Fused Roots: A Case Report
    Kapil D Wahane, Anand V Bansod, Sudha mattigatti, Rushikesh Mahaparale, Yuvraj B Rote, Mayur B Wanjari
    Cureus.2023;[Epub]     CrossRef
  • Assessment of C-Shaped Canal Morphology in Mandibular and Maxillary Second Molars in an Iraqi Subpopulation Using Cone-Beam Computed Tomography
    Kazhan Abdalrahman, Ranjdar Talabani, Sara Kazzaz, Dlsoz Babarasul, Berndt Koslowski
    Scanning.2022; 2022: 1.     CrossRef
  • Root and canal-specific features of maxillary first molars with fused roots
    Katarina Beljic-Ivanovic, Branislav Karadzic
    Vojnosanitetski pregled.2022; 79(11): 1092.     CrossRef
  • Diagnosis and treatment of maxillary molar with abnormality
    Kkot-Byeol Bae, Bin-Na Lee, Hoon-Sang Chang, In-Nam Hwang, Won-Mann Oh, Yun-Chan Hwang
    Oral Biology Research.2022; 46(4): 195.     CrossRef
  • Endodontic treatment of the maxillary first molar with palatal canal variations: A case report and review of literature
    Kai Chen, Xing Ran, Yan Wang
    World Journal of Clinical Cases.2022; 10(32): 12036.     CrossRef
  • Evaluation of C-shaped canals in maxillary molars in a Chinese population using CBCT
    Yuyan Qian, Yamei Li, Jukun Song, Ping Zhang, Zhu Chen
    BMC Medical Imaging.2022;[Epub]     CrossRef
  • Comprehensive evaluation of root and root canal morphology of mandibular second molars in a Saudi subpopulation evaluated by cone-beam computed tomography
    Moazzy I. Almansour, Saad M. Al‑Zubaidi, Abdulmjeed S. Enizy, Ahmed A. Madfa
    BMC Oral Health.2022;[Epub]     CrossRef
  • Evaluation of C-shaped canal configuration in maxillary molars: A retrospective cone-beam computed tomography study
    Emre KÖSE, Rüya AK
    Clinical and Experimental Health Sciences.2021; 11(3): 444.     CrossRef
  • Maxillary First Molars with Two Palatal Root Canals
    Kun-Hwa Sung, Ho-Keel Hwang, Hyoung-Hoon Jo, Konstantinos Michalakis
    Case Reports in Dentistry.2021; 2021: 1.     CrossRef
  • Preferred Reporting Items for Epidemiologic Cross-sectional Studies on Root and Root Canal Anatomy Using Cone-beam Computed Tomographic Technology: A Systematized Assessment
    Jorge N.R. Martins, Anil Kishen, Duarte Marques, Emmanuel João Nogueira Leal Silva, João Caramês, António Mata, Marco A. Versiani
    Journal of Endodontics.2020; 46(7): 915.     CrossRef
  • Evaluation of root and root canal morphology of elderly Korean patients maxillary molars using cone-beam computed tomography
    Tae-Yong Lee, Mi-Yeon Kim, Sun-Ho Kim, Jeong-Hee Kim
    The Journal of Korean Academy of Prosthodontics.2020; 58(2): 95.     CrossRef
  • Second mesiobuccal root canal in maxillary molars—A systematic review and meta-analysis of prevalence studies using cone beam computed tomography
    Jorge N.R. Martins, Duarte Marques, Emmanuel João Nogueira Leal Silva, João Caramês, António Mata, Marco A. Versiani
    Archives of Oral Biology.2020; 113: 104589.     CrossRef
  • Prevalência estimada de canais “C- Shaped”: Uma revisão sistemática e meta-análise
    Natália Pereira da Silva Falcão, Sandro Junio de Oliveira Tavares, Ludmila Silva Guimarães, Katherine Azevedo Batistela Rodrigues Thuller, Leonardo dos Santos Antunes, Estefano Borgo Sarmento, Fellipe Navarro Azevedo de Azevedo, Cinthya Cristina Gomes, Ca
    Revista Científica Multidisciplinar Núcleo do Conhecimento.2020; : 91.     CrossRef
  • Evaluation of the internal anatomy of paramolar tubercles using cone-beam computed tomography
    G. Colakoglu, I. Kaya Buyukbayram, M. A. Elcin, M. Kazak, H. Sezer
    Surgical and Radiologic Anatomy.2020; 42(1): 15.     CrossRef
  • Analysis of Prevalence of Pyramidal Molars in Adolescent
    Woojin Kwon, Hyung-Jun Choi, Jaeho Lee, Je Seon Song
    THE JOURNAL OF THE KOREAN ACADEMY OF PEDTATRIC DENTISTRY.2020; 47(4): 389.     CrossRef
  • Prevalence Studies on Root Canal Anatomy Using Cone-beam Computed Tomographic Imaging: A Systematic Review
    Jorge N.R. Martins, Duarte Marques, Emmanuel João Nogueira Leal Silva, João Caramês, Marco A. Versiani
    Journal of Endodontics.2019; 45(4): 372.     CrossRef
  • Fused roots of maxillary molars: characterization and prevalence in a Latin American sub-population: a cone beam computed tomography study
    Maytté Marcano-Caldera, Jose Luis Mejia-Cardona, María del Pilar Blanco-Uribe, Elena Carolina Chaverra-Mesa, Didier Rodríguez-Lezama, Jose Hernán Parra-Sánchez
    Restorative Dentistry & Endodontics.2019;[Epub]     CrossRef
  • An original micro‐CT study and meta‐analysis of the internal and external anatomy of maxillary molars—implications for endodontic treatment
    Iwona M. Tomaszewska, Anna Jarzębska, Bendik Skinningsrud, Przemysław A. Pękala, Sebastian Wroński, Joe Iwanaga
    Clinical Anatomy.2018; 31(6): 838.     CrossRef
  • A Cone-beam Computed Tomographic Study of Root and Canal Morphology of Maxillary First and Second Permanent Molars in a Thai Population
    Roserin Ratanajirasut, Anchana Panichuttra, Soontra Panmekiate
    Journal of Endodontics.2018; 44(1): 56.     CrossRef
  • Retrospective Assessment of Healing Outcome of Endodontic Treatment for Mandibular Molars with C-shaped Root Canal
    Kishore Kumar Majety, Basanta Kumar Choudhury, Anika Bansal, Achla Sethi, Jaina Panjabi
    The Journal of Contemporary Dental Practice.2017; 18(7): 591.     CrossRef
  • The morphology of maxillary first and second molars analyzed by cone-beam computed tomography in a polish population
    Katarzyna Olczak, Halina Pawlicka
    BMC Medical Imaging.2017;[Epub]     CrossRef
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Antibacterial effect of self-etching adhesive systems on Streptococcus mutans
Seung-Ryong Kim, Dong-Hoon Shin
Restor Dent Endod 2014;39(1):32-38.   Published online January 20, 2014
DOI: https://doi.org/10.5395/rde.2014.39.1.32
AbstractAbstract PDFPubReaderePub
Objectives

In this study, we evaluated the antibacterial activity of self-etching adhesive systems against Streptococcus mutans using the agar diffusion method.

Materials and Methods

Three 2-step systems, Clearfil SE Bond (SE, Kuraray), Contax (CT, DMG), and Unifil Bond (UnB, GC), and three 1-step systems, Easy Bond (EB, 3M ESPE), U-Bond (UB, Vericom), and All Bond SE (AB, BISCO) were used. 0.12% chlorhexidine (CHX, Bukwang) and 37% phosphoric acid gel (PA, Vericom) were used as positive controls.

Results

The antibacterial activity of CHX and PA was stronger than that of the other groups, except SE. After light activation, the inhibition zone was reduced in the case of all 2-step systems except CT. However, all 1-step systems did not exhibit any inhibition zone upon the light activation.

Conclusions

SE may be better than CT or UnB among the 2-step systems with respect to antibacterial activity, however, 1-step systems do not exhibit any antibacterial activity after light curing.

Citations

Citations to this article as recorded by  
  • Incorporation of chlorhexidine in self-adhesive resin cements
    Idris M. MEHDAWI, Ranna KITAGAWA, Haruaki KITAGAWA, Satoshi YAMAGUCHI, Nanako HIROSE, Tomoki KOHNO, Satoshi IMAZATO
    Dental Materials Journal.2022; 41(5): 675.     CrossRef
  • Antibacterial and Bonding Properties of Universal Adhesive Dental Polymers Doped with Pyrogallol
    Naji Kharouf, Ammar Eid, Louis Hardan, Rim Bourgi, Youri Arntz, Hamdi Jmal, Federico Foschi, Salvatore Sauro, Vincent Ball, Youssef Haikel, Davide Mancino
    Polymers.2021; 13(10): 1538.     CrossRef
  • Epigallocatechin-3-gallate and Epigallocatechin-3-O-(3-O-methyl)-gallate Enhance the Bonding Stability of an Etch-and-Rinse Adhesive to Dentin
    Hao-Han Yu, Ling Zhang, Fan Yu, Fang Li, Zheng-Ya Liu, Ji-Hua Chen
    Materials.2017; 10(2): 183.     CrossRef
  • An In vitro Assessment of Antibacterial Activity of Three Self-etching Primers Against Oral Microflora
    Sneha Dipak Shinde, Vikram Pai, R. Vijay Naik
    APOS Trends in Orthodontics.2017; 7: 181.     CrossRef
  • Functional Dental Restorative Materials That Hinder Oral Biofilm
    Hércules Bezerra Dias, Victor Trassi Fernandes da Silva Souza, Rafael Amorim Martins, Ana Carolina Bosco Mendes, Monica Irma Aparecida Valdeci de Souza, Ângela Cristina Cilense Zuanon, Alessandra Nara de Souza Rastelli
    Current Oral Health Reports.2017; 4(1): 22.     CrossRef
  • In vitroantibacterial activity of various adhesive materials against oral streptococci
    Emre Ozel, Fetiye Kolayli, Elif Bahar Tuna, Doganhan Er
    Biotechnology & Biotechnological Equipment.2016; 30(1): 121.     CrossRef
  • A systematic review about antibacterial monomers used in dental adhesive systems: Current status and further prospects
    Alexandra Rubin Cocco, Wellington Luiz de Oliveira da Rosa, Adriana Fernandes da Silva, Rafael Guerra Lund, Evandro Piva
    Dental Materials.2015; 31(11): 1345.     CrossRef
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Basic Research
Effect of infection control barrier thickness on light curing units
Hoon-Sang Chang, Seok-Ryun Lee, Sung-Ok Hong, Hyun-Wook Ryu, Chang-Kyu Song, Kyung-San Min
J Korean Acad Conserv Dent 2010;35(5):368-373.   Published online September 30, 2010
DOI: https://doi.org/10.5395/JKACD.2010.35.5.368
AbstractAbstract PDFPubReaderePub
Objectives

This study investigated the effect of infection control barrier thickness on power density, wavelength, and light diffusion of light curing units.

Materials and Methods

Infection control barrier (Cleanwrap) in one-fold, two-fold, four-fold, and eight-fold, and a halogen light curing unit (Optilux 360) and a light emitting diode (LED) light curing unit (Elipar FreeLight 2) were used in this study. Power density of light curing units with infection control barriers covering the fiberoptic bundle was measured with a hand held dental radiometer (Cure Rite). Wavelength of light curing units fixed on a custom made optical breadboard was measured with a portable spectroradiometer (CS-1000). Light diffusion of light curing units was photographed with DSLR (Nikon D70s) as above.

Results

Power density decreased significantly as the layer thickness of the infection control barrier increased, except the one-fold and two-fold in halogen light curing unit. Especially, when the barrier was four-fold and more in the halogen light curing unit, the decrease of power density was more prominent. The wavelength of light curing units was not affected by the barriers and almost no change was detected in the peak wavelength. Light diffusion of LED light curing unit was not affected by barriers, however, halogen light curing unit showed decrease in light diffusion angle when the barrier was four-fold and statistically different decrease when the barrier was eight-fold (p < 0.05).

Conclusions

It could be assumed that the infection control barriers should be used as two-fold rather than one-fold to prevent tearing of the barriers and subsequent cross contamination between the patients.

Citations

Citations to this article as recorded by  
  • Light curing infection control barriers: do some types jeopardize the concept of conventional bulk-fill composites?
    Dalia I. Sherief, Mohamed M. Kandil, Dina Ahmed El-Refai
    BMC Oral Health.2024;[Epub]     CrossRef
  • Effects of Infection Control Barriers on Light Output from a Dental Light-Curing Unit Used in Various Positions
    Jitte van der Zee, Andrew Tawse-Smith, Sunyoung Ma
    Oral.2023; 3(2): 166.     CrossRef
  • Evaluation of irradiance and spectral output of visible light curing units used in the laboratory
    Yoorina Choi, Su-Beom Choi, Ji-Hye Jung, Hoon-Sang Chang
    Oral Biology Research.2021; 45(4): 201.     CrossRef
  • The Effectiveness of Clinical Sterilization Methods in Dental Air/water Syringes
    Seyoung Shin, Yeonmi Yang, Miah Kim, Jaegon Kim, Byeongju Baik
    THE JOURNAL OF THE KOREAN ACADEMY OF PEDTATRIC DENTISTRY.2013; 40(4): 268.     CrossRef
  • Power density of various light curing units through resin inlays with modified layer thickness
    Sung-Ok Hong, Yonghui Oh, Jeong-Bum Min, Jin-Woo Kim, Bin-Na Lee, Yun-Chan Hwang, In-Nam Hwang, Won-Mann Oh, Hoon-Sang Chang
    Restorative Dentistry & Endodontics.2012; 37(3): 130.     CrossRef
  • Effect of a multi-layer infection control barrier on the micro-hardness of a composite resin
    In-Nam Hwang, Sung-Ok Hong, Bin-Na Lee, Yun-Chan Hwang, Won-Mann Oh, Hoon-Sang Chang
    Journal of Applied Oral Science.2012; 20(5): 576.     CrossRef
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Original Articles
Ingredients and cytotoxicity of MTA and 3 kinds of Portland cements
Seok-Woo Chang, Hyun-Mi Yoo, Dong Sung Park, Tae-Seok Oh, Kwang-Shik Bae
J Korean Acad Conserv Dent 2008;33(4):369-376.   Published online July 31, 2008
DOI: https://doi.org/10.5395/JKACD.2008.33.4.369
AbstractAbstract PDFPubReaderePub

The aim of this study was to compare the compositions and cytotoxicity of white ProRoot MTA (white mineral trioxide aggregate) and 3 kinds of Portland cements. The elements, simple oxides and phase compositions of white MTA (WMTA), gray Portland cement (GPC), white Portland cement (WPC) and fast setting cement (FSC) were measured by inductively coupled plasma atomic emission spectrometry (ICP-AES), X-ray fluorescence spectrometry (XRF) and X-ray diffractometry (XRD). Agar diffusion test was carried out to evaluate the cytotoxicity of WMTA and 3 kinds of Portland cements.

The results showed that WMTA and WPC contained far less magnesium (Mg), iron (Fe), manganese (Mn), and zinc (Zn) than GPC and FSC. FSC contained far more aluminum oxide (Al2O3) than WMTA, GPC, and WPC. WMTA, GPC, WPC and FSC were composed of main phases, such as tricalcicium silicate (3CaO·SiO2), dicalcium silicate (2CaO·SiO2), tricalcium aluminate (3CaO·Al2O3), and tetracalcium aluminoferrite (4CaO·Al2O3·Fe2O3). The significance of the differences in cellular response between WMTA, GPC, WPC and FSC was statistically analyzed by Kruskal-Wallis Exact test with Bonferroni's correction. The result showed no statistically significant difference (p > 0.05).

WMTA, GPC, WPC and FSC showed similar compositions. However there were notable differences in the content of minor elements, such as aluminum (Al), magnesium, iron, manganese, and zinc. These differences might influence the physical properties of cements.

Citations

Citations to this article as recorded by  
  • Development of Multi-functional Composite Cement with Strength Improvement Using Disposable Waste Masks
    Jong-Won Chung, Hyun-Kyoung Yang
    Journal of Power System Engineering.2022; 26(3): 31.     CrossRef
  • The effects of mineral trioxide aggregate on osteo/odontogenic potential of mesenchymal stem cells: a comprehensive and systematic literature review
    Danial Babaki, Sanam Yaghoubi, Maryam M. Matin
    Biomaterial Investigations in Dentistry.2020; 7(1): 175.     CrossRef
  • Remineralization of demineralized dentin using a dual analog system
    Neha Saxena, Stefan Habelitz, Grayson W. Marshall, Laurie B. Gower
    Orthodontics & Craniofacial Research.2019; 22(S1): 76.     CrossRef
  • Chemical analysis and biological properties of two different formulations of white portland cements
    Hany Mohamed Aly Ahmed, Norhayati Luddin, Thirumulu Ponnuraj Kannan, Khairani Idah Mokhtar, Azlina Ahmad
    Scanning.2016; 38(4): 303.     CrossRef
  • In vitrocytotoxicity of four calcium silicate-based endodontic cements on human monocytes, a colorimetric MTT assay
    Sedigheh Khedmat, Somayyeh Dehghan, Jamshid Hadjati, Farimah Masoumi, Mohammad Hossein Nekoofar, Paul Michael Howell Dummer
    Restorative Dentistry & Endodontics.2014; 39(3): 149.     CrossRef
  • Conservative approach of a symptomatic carious immature permanent tooth using a tricalcium silicate cement (Biodentine): a case report
    Cyril Villat, Brigitte Grosgogeat, Dominique Seux, Pierre Farge
    Restorative Dentistry & Endodontics.2013; 38(4): 258.     CrossRef
  • Chemical characteristics of mineral trioxide aggregate and its hydration reaction
    Seok-Woo Chang
    Restorative Dentistry & Endodontics.2012; 37(4): 188.     CrossRef
  • Physical and chemical properties of experimental mixture of mineral trioxide aggregate and glass ionomer cement
    Yu-Na Jeong, So-Young Yang, Bum-Jun Park, Yeong-Joon Park, Yun-Chan Hwang, In-Nam Hwang, Won-Mann Oh
    Journal of Korean Academy of Conservative Dentistry.2010; 35(5): 344.     CrossRef
  • Biocompatibility of bioaggregate cement on human pulp and periodontal ligament (PDL) derived cells
    Choo-Ryung Chung, Euiseong Kim, Su-Jung Shin
    Journal of Korean Academy of Conservative Dentistry.2010; 35(6): 473.     CrossRef
  • Physical properties of novel composite using Portland cement for retro-filling material
    Sang-Jin Lee, Ok-In Cho, Jiwan Yum, Jeong-Kil Park, Bock Hur, Hyeon-Cheol Kim
    Journal of Korean Academy of Conservative Dentistry.2010; 35(6): 445.     CrossRef
  • A bioactivity study of Portland cement mixed with β-glycerophosphosphate on human pulp cell
    Young-Hwan Oh, Young-Joo Jang, Yong-Bum Cho
    Journal of Korean Academy of Conservative Dentistry.2009; 34(5): 415.     CrossRef
  • Comparison of biocompatibility of four root perforation repair materials
    Min-Kyung Kang, In-Ho Bae, Jeong-Tae Koh, Yun-Chan Hwang, In-Nam Hwang, Won-Mann Oh
    Journal of Korean Academy of Conservative Dentistry.2009; 34(3): 192.     CrossRef
  • Effects of condensation techniques and canal sizes on the microleakage of orthograde MTA apical plug in simulated canals
    Deuk-Lim Nam, Jeong-Kil Park, Bock Hur, Hyeon-Cheol Kim
    Journal of Korean Academy of Conservative Dentistry.2009; 34(3): 208.     CrossRef
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Cytotoxicity of resin-based root canal sealer, adseal
Hee-Jung Kim, Seung-Ho Baek, Woo-Cheol Lee, Han-Soo Park, Kwang-Shik Bae
J Korean Acad Conserv Dent 2004;29(6):498-503.   Published online November 30, 2004
DOI: https://doi.org/10.5395/JKACD.2004.29.6.498
AbstractAbstract PDFPubReaderePub

The properties of ideal root canal sealers include the ability of sealing the total root canal system and no toxic effects to periradicular tissues. Cytotoxicity test using cell culture is a common screening method for evaluation of the biocompatibility of root canal sealers. The purpose of this study was to investigate the cytotoxic effect of newly developed resin-based sealer (Adseal 1, 2, and 3) comparing with those commercial resin-based sealers (AH26 and AH Plus), ZOE-based sealers (Tubliseal EWT, Pulp Canal Sealer EWT) and calcium hydroxide based sealer (Sealapex). An indirect contact test of cytotoxicity by agar diffusion was performed according to the international standard ISO 10993-5. L929 fibroblast cells were incubated at 37℃ in humidified 5% CO2-containing air atmosphere. The freshly mixed test materials were inserted into glass rings of internal diameter 5 mm and height 5 mm placed on the agar. After the 24 hrs incubation period, the decolorization zones around the test materials were assessed using an inverted microscope with a calibrated screen. A Decolorization Index was determined for each specimen. Adseal 1, 2, and 3 did not exert any cytotoxic effects, whereas AH26, AH Plus, Tubliseal EWT, Pulp Canal Sealer EWT, and Sealapex produced mild cytotoxicity.

Citations

Citations to this article as recorded by  
  • Cytotoxicity Comparison of Sure-seal root and Adseal Sealers on mouse fibroblast Cells:Invitro study
    Azam haddadikohsar, Mohammad shokrzade, Marjan Fallah, Fatemeh Shakeri
    journal of research in dental sciences.2024; 21(1): 46.     CrossRef
  • Antimicrobial efficacy of Kerr pulp canal sealer (EWT) in combination with 10% amoxicillin on Enterococcus faecalis: A confocal laser scanning microscopic study
    Madhureema De Sarkar, Kundabala Mala, Suchitra Shenoy Mala, Shama Prasada Kabekkodu, Srikant Natarajan, Neeta Shetty, Priyanka Madhav Kamath, Manuel Thomas
    F1000Research.2023; 12: 725.     CrossRef
  • Antimicrobial efficacy of Kerr pulp canal sealer (EWT) in combination with 10% amoxicillin on Enterococcus faecalis: A confocal laser scanning microscopic study
    Madhureema De Sarkar, Kundabala Mala, Suchitra Shenoy Mala, Shama Prasada Kabekkodu, Srikant Natarajan, Neeta Shetty, Priyanka Madhav Kamath, Manuel Thomas
    F1000Research.2023; 12: 725.     CrossRef
  • Cytotoxicity and Genotoxicity of Epoxy Resin-Based Root Canal Sealers before and after Setting Procedures
    Mijoo Kim, Marc Hayashi, Bo Yu, Thomas K. Lee, Reuben H. Kim, Deuk-won Jo
    Life.2022; 12(6): 847.     CrossRef
  • Biocompatibility and Bioactivity of Four Different Root Canal Sealers in Osteoblastic Cell Line MC3T3-El
    Nu-Ri Jun, Sun-Kyung Lee, Sang-Im Lee
    Journal of Dental Hygiene Science.2021; 21(4): 243.     CrossRef
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