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Direct and transdentinal antibacterial activity of synthetic and biomimetic agents against different Streptococcus and Lactobacillus strains. 合成制剂和仿生制剂对不同链球菌和乳酸菌的直接和跨牙本质抑菌活性。
IF 1.4
European Oral Research Pub Date : 2026-04-06 eCollection Date: 2026-01-01 DOI: 10.26650/eor.20261692904
Heba El-Deeb, Maha Omran, Enas Mobarak
{"title":"Direct and transdentinal antibacterial activity of synthetic and biomimetic agents against different Streptococcus and Lactobacillus strains.","authors":"Heba El-Deeb, Maha Omran, Enas Mobarak","doi":"10.26650/eor.20261692904","DOIUrl":"10.26650/eor.20261692904","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to evaluate the direct and transdentinal antibacterial activity of some synthetic and biomimetic agents against different cariogenic strains.</p><p><strong>Materials and methods: </strong>The antibacterial activity of synthetic and biomimetic agents, including chlorhexidine digluconate (CHX) (positive control), sodium hypochlorite (NaOCl), sodium fluoride (NaF), nisin, Biorepair, UltraDex, and distilled water (negative control) against different cariogenic species, including four Streptococcus strains (S); S. mutans, S. sobrinus, S. mitis, and S. sanguinis, and three Lactobacillus strains (L); L. acidophilus, L. gasseri, and L. casei were evaluated using direct and transdentinal diffusion tests. For the transdentinal test, 0.2mm human dentin discs were used, and their permeability was standardized using a modified fluid transport apparatus. Six replicates were made to determine the inhibition zone for each tested agent against each tested bacterial strain. Data were statistically analyzed using a multivariate analysis of variance using a general linear model.</p><p><strong>Results: </strong>CHX exhibited the highest antibacterial activity against all strains. Nisin showed moderate efficacy, particularly against S. mutans. NaOCl and Biorepair showed similar effects (p=1.000), as did NaF and UltraDex, which were least effective against Streptococcus. Biorepair showed notable transdentinal activity against S. sanguinis and L. acidophilus.</p><p><strong>Conclusion: </strong>Chlorhexidine remains the reference standard for cavity disinfection. Nisin demonstrated promising efficacy against the tested strains. Biorepair could be successfully recommended in caries management. S. mutans' marked resistance defines it as a primary target for antimicrobial intervention. Dentin, as a biological barrier, hinders the effectiveness of the tested antibacterial agents and should be considered in treatment planning.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"211-221"},"PeriodicalIF":1.4,"publicationDate":"2026-04-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13183346/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147976219","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Investigation of the effect of using cavity disinfectant on microleakage in composite restorations by micro-CT analysis. 应用微ct分析探讨腔内消毒剂对复合修复体微渗漏的影响。
IF 1.4
European Oral Research Pub Date : 2026-04-06 eCollection Date: 2026-01-01 DOI: 10.26650/eor.20261456158
Burcu Kuş, Numan Aydın, Serpil Karaoğlanoğlu, Bilge Ersöz, Elif Aybala Oktay, Mert Ocak
{"title":"Investigation of the effect of using cavity disinfectant on microleakage in composite restorations by micro-CT analysis.","authors":"Burcu Kuş, Numan Aydın, Serpil Karaoğlanoğlu, Bilge Ersöz, Elif Aybala Oktay, Mert Ocak","doi":"10.26650/eor.20261456158","DOIUrl":"10.26650/eor.20261456158","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of this study is to evaluate the effect of the use of cavity disinfectant on the amount of microleakage seen in composite restorations.</p><p><strong>Materials and methods: </strong>Forty caries-free permanent molars extracted due to periodontal or orthodontic problems were used in the study. Class II box cavities were prepared in the mesial and distal of teeth. Then, the teeth were divided into subgroups (n:10) according to the use of universal adhesive and cavity disinfectant. Chlorhexidine digluconate (2%) was used as a cavity disinfectant. In the prepared cavities, universal adhesives were used with total and self-etch modes and restored with posterior composite resin. After the restoration of the teeth was completed, 1000 thermal cycles were applied. Microleakage analysis was performed with a micro-computed tomography device after the teeth were soaked in silver nitrate solution for 24 hours. Two-way analysis of variance test was used in the analysis of microleakage data and Tukey test was used to show the differences between groups in multiple comparisons (p<0.05).</p><p><strong>Results: </strong>Application of universal adhesives to Class II cavities in self-etch mode caused more microleakage than total-etch mode (p<0.05). There was no statistically significant difference between the microleakage values of the universal adhesive (p>0.05). When universal adhesives are used with cavity disinfectants decreased the microleakage value in the self-etch mode (p<0.05), but it did not show a statistically significant decrease in the total etch mode.</p><p><strong>Conclusion: </strong>While the use of cavity disinfectant in teeth restored with composite resin reduces the amount of microleakage in the self-etch mode, the total etch mode does not affect the amount of microleakage.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"185-191"},"PeriodicalIF":1.4,"publicationDate":"2026-04-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13135326/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147821841","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of orthognathic surgery planning with artificial intelligence: a prospective, comparative study. 人工智能评估正颌手术计划:一项前瞻性比较研究。
IF 1.4
European Oral Research Pub Date : 2026-01-25 eCollection Date: 2026-01-01 DOI: 10.26650/eor.20261702936
Enes Temizkan, B Zeynep Yörük, Banu Kılıç
{"title":"Evaluation of orthognathic surgery planning with artificial intelligence: a prospective, comparative study.","authors":"Enes Temizkan, B Zeynep Yörük, Banu Kılıç","doi":"10.26650/eor.20261702936","DOIUrl":"10.26650/eor.20261702936","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to evaluate the accuracy of cephalometric analyses performed by deep learning-based AI programs (NemoCeph 2D, OrthoDx, AudaxCeph, and WebCeph) by comparing their results with the gold standard measurements obtained from 3D CT scans in orthognathic surgery patients.</p><p><strong>Materials and methods: </strong>Orthognathic surgery candidates underwent pretreatment 3D CT scans. These scans were manually analyzed using 3D cephalometric software to establish gold-standard landmark positions. Two-dimensional cephalometric images were then derived from the 3D scans, and deep learning-based AI programs automatically identified the landmarks on these images. The AI-generated measurements were compared with the 3D gold standard, and the differences were analyzed statistically.</p><p><strong>Results: </strong>While the ANB angle showed no significant differences between the methods (p=0.061), other measurements-including SNA, SNB, Wits appraisal, Y Axis Angle, and various facial height ratios-showed significant discrepancies (p<0.05).</p><p><strong>Conclusion: </strong>AI-based cephalometric analyses showed notable errors compared with the 3D CT gold standard. These findings suggest that deep learning algorithms require further refinement before they can be reliably used for orthognathic surgery planning.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"169-175"},"PeriodicalIF":1.4,"publicationDate":"2026-01-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13030912/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147575725","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Antimicrobial properties of nano-poly (d,l- lactic acid) [poly lactic acid] and zinc oxide nanofiller denture base resins: a systematic review and meta-analysis. 纳米聚乳酸[聚乳酸]和氧化锌纳米填充义齿基托树脂的抗菌性能:系统综述和meta分析。
IF 1.4
European Oral Research Pub Date : 2026-01-15 eCollection Date: 2026-01-01 DOI: 10.26650/eor.20251555692
Nikita Parasrampuria, Gopi Chander, Dolanchanpa Dasgupta, Saurav Banerjee, Dipankar Pal
{"title":"Antimicrobial properties of nano-poly (d,l- lactic acid) [poly lactic acid] and zinc oxide nanofiller denture base resins: a systematic review and meta-analysis.","authors":"Nikita Parasrampuria, Gopi Chander, Dolanchanpa Dasgupta, Saurav Banerjee, Dipankar Pal","doi":"10.26650/eor.20251555692","DOIUrl":"10.26650/eor.20251555692","url":null,"abstract":"<p><strong>Purpose: </strong>This systematic review and meta-analysis aimed to evaluate the antimicrobial properties and mechanical performance of denture base resins incorporating nano-poly (D,L-lactic acid) (PLA) and zinc oxide (ZnO) nanofillers compared to conventional denture base materials.</p><p><strong>Materials and methods: </strong>A comprehensive literature search was conducted across PubMed, Scopus, Web of Science, Cochrane Library, Embase, and Google Scholar for studies published between 2017 and 2024. The PICOS framework guided study selection:P: PMMAbased denture base resins; I: PLA/ZnO nanocomposite denture base resins; C: Conventional denture base resins; O: Antimicrobial efficacy, mechanical properties; S: Randomized controlled trials, cohort studies, case-control studies, and in vitro studies. Studies were screened according to PRISMA guidelines. Relevant data were extracted on study design, interventions, antimicrobial testing, microorganisms tested, mechanical outcomes, and biocompatibility. Quality was assessed using the QUIN tool, and risk of bias was evaluated for each domain.</p><p><strong>Results: </strong>From an initial 438 records, 11 studies met inclusion criteria and 8 were eligible for quantitative analysis. The included studies demonstrated that PLA/ZnO nanocomposites significantly reduced microbial growth and biofilm formation against common oral pathogens (Streptococcus mutans, Candida albicans, Escherichia coli). Higher ZnO concentrations correlated with larger inhibition zones and increased antibacterial efficacy. Mechanical properties, including flexural strength and impact strength, were notably improved in PLA/ZnO composites compared to conventional resins, with flexural strength values reaching up to 103.8 MPa. Biocompatibility assessments indicated minimal cytotoxicity and favourable tissue compatibility, with controlled degradation rates between 2-10% over six months. Quality assessment rated most studies as moderate to good quality, although some risk of bias was present.</p><p><strong>Conclusion: </strong>PLA/ZnO nanofiller denture base resins exhibit promising antimicrobial properties and enhanced mechanical performance compared to conventional materials. These findings support their potential for improving denture hygiene, durability, and patient outcomes. Further well-designed clinical trials are needed to confirm long-term safety and effectiveness.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"137-153"},"PeriodicalIF":1.4,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12959638/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147366817","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A bibliometric analysis of the 100 most cited articles on pulp vitality devices. 100篇被引次数最多的牙髓活力装置文献计量学分析。
IF 1.4
European Oral Research Pub Date : 2026-01-15 eCollection Date: 2026-01-01 DOI: 10.26650/eor.20251528914
Kanamarlapudi Venkata Saikiran, Deepa Gurunathan, Sneha S Patil, Sivakumar Nuvvula, Sainath Reddy Elicherla, Niharika Reddy Elicherla
{"title":"A bibliometric analysis of the 100 most cited articles on pulp vitality devices.","authors":"Kanamarlapudi Venkata Saikiran, Deepa Gurunathan, Sneha S Patil, Sivakumar Nuvvula, Sainath Reddy Elicherla, Niharika Reddy Elicherla","doi":"10.26650/eor.20251528914","DOIUrl":"10.26650/eor.20251528914","url":null,"abstract":"<p><strong>Purpose: </strong>Scientific articles have doubled in number during the past few years, and the number of publications has continuously increased over time. The purpose of this bibliometric analysis was to identify and analyse the top 100 most cited articles published on pulp vitality devices between 1965 and 2024.</p><p><strong>Materials and methods: </strong>The 100 most-cited scientific papers on pulp vitality devices were searched and analysed using Elsevier's Scopus database. The search used the keywords \"Dental Pulp Test,\" \"Pulp Vitality Testing,\" and \"Pulp Vitality Devices,\" with no restrictions on publication date, language, or status. A total of 1,005 articles were retrieved, and all were organized in descending order based on citation count. The articles were ordered in descending order depending on their citation counts after the screening procedure was completed by two independent reviewers. These papers were then cross matched with citations harvested from Google Scholar. The publications were examined, and data such as citation counts, citation density, publication year, authorship, contributing institutions, countries, article topic, study design and keywords were extracted. Using the Visualization of Similarities programme (VOSviewer, version 1.6.13; Leiden University Centre for Science and Technology Studies, Netherlands) collaboration networks were created between authors, nations, and keywords.</p><p><strong>Results: </strong>The literature search identified 1005 articles. Citation counts of the top 100 articles were selected. The most-cited article received 169 total citations in Scopus and 345 citations in Google Scholar. The years 1996 and 2002 had the highest number of publications among the top 100 articles (n = 6). The articles obtained in the search were published in 28 journals, with the Journal of Endodontics contributing the maximum number of articles (n = 31). 318 were the most frequently published authors. The 100 most cited articles on pulp vitality tests originated from 22 different countries. The most common keywords used were \"dental pulp test\", \"tooth pulp disease\", laser doppler flowmetry (LDF).</p><p><strong>Conclusion: </strong>This study illustrates the advancement, communication and research areas in the fields of pulp vitality devices, thereby predicting potential future research directions. The Journal of Endodontics, Oral Surgery, Oral Medicine, Oral Pathology, International Endodontic Journal, and Dental Traumatology were the four main journals in terms of production volume, USA being the most productive country. Among the most-cited articles, randomised clinical trials, systematic reviews, and meta-analyses were rare.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"122-129"},"PeriodicalIF":1.4,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12961151/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147378973","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bruxism in children and adolescents with attention deficit hyperactivity disorder due to medication regimen: prevalence, correlates, and consequences a cross-sectional study. 由于药物治疗方案引起的儿童和青少年注意缺陷多动障碍磨牙症:患病率、相关性和后果:一项横断面研究
IF 1.4
European Oral Research Pub Date : 2026-01-15 eCollection Date: 2026-01-01 DOI: 10.26650/eor.20251638869
Mahsa Zohdi, Seyed Gholamreza Noorazar, Katayoun Katebi, Milad Baseri, Neda Yasamineh
{"title":"Bruxism in children and adolescents with attention deficit hyperactivity disorder due to medication regimen: prevalence, correlates, and consequences a cross-sectional study.","authors":"Mahsa Zohdi, Seyed Gholamreza Noorazar, Katayoun Katebi, Milad Baseri, Neda Yasamineh","doi":"10.26650/eor.20251638869","DOIUrl":"10.26650/eor.20251638869","url":null,"abstract":"<p><strong>Purpose: </strong>Individuals with Attention Deficit Hyperactivity Disorder (ADHD) exhibit more parafunctional habits such as bruxism. Common medications for ADHD include methylphenidate and atomoxetine. This study aimed to investigate the effects of these medications and the severity of ADHD on bruxism.</p><p><strong>Materials and methods: </strong>A total of 181 individuals aged 5-18 years with ADHD were divided into three groups: methylphenidate, atomoxetine, and drug-naïve. The Bruxism Checklist and the Conners' Questionnaire (for assessing ADHD severity) were completed for each participant. The chi-square test was used to compare the severity of bruxism with both ADHD severity and medication type. A one-way analysis of variance (ANOVA) was conducted to compare bruxism and ADHD scores among the medication groups. Data were analyzed using SPSS version 21.</p><p><strong>Results: </strong>Bruxism scores were higher in males, whereas ADHD scores did not differ significantly between males and females. Participants treated with methylphenidate had the highest mean bruxism scores. As ADHD severity increased, bruxism scores also increased. A statistically significant difference was found in mean ADHD scores across bruxism severity levels (P = 0.004). ADHD scores were significantly lower in the nonbruxism group compared to both the mild bruxism and the moderate-to-severe bruxism groups (p less than 0.05).</p><p><strong>Conclusion: </strong>The severity of bruxism in children with ADHD appears to be related to the severity of ADHD rather than the type of medication. Bruxism is more common in males. Management of bruxism in children with ADHD should adopt a multidisciplinary approach integrating pharmacological, behavioral, and dental strategies.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"154-161"},"PeriodicalIF":1.4,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12959637/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147366853","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Postoperative pain and quality of life after sonic irrigation with Waterpik dental flosser home care device: a randomized clinical trial. Waterpik牙线家庭护理器超声冲洗术后疼痛与生活质量的随机临床试验
IF 1.4
European Oral Research Pub Date : 2026-01-15 eCollection Date: 2026-01-01 DOI: 10.26650/eor.20251709594
Nagamuni Keerthana Laddagiri, Swapna Sannapureddy, Kiranmayi Govula, Lavanya Anumula, Kowmudi Maddineni, Suneelkumar Chinni
{"title":"Postoperative pain and quality of life after sonic irrigation with Waterpik dental flosser home care device: a randomized clinical trial.","authors":"Nagamuni Keerthana Laddagiri, Swapna Sannapureddy, Kiranmayi Govula, Lavanya Anumula, Kowmudi Maddineni, Suneelkumar Chinni","doi":"10.26650/eor.20251709594","DOIUrl":"10.26650/eor.20251709594","url":null,"abstract":"<p><strong>Purpose: </strong>This study aimed to evaluate the effect of irrigation agitation on postoperative pain (PP) and oral health-related quality of life (OHQoL) in patients undergoing single-visit root canal therapy (RCT).</p><p><strong>Materials and methods: </strong>The study was a double-blind randomized clinical trial where a single-visit RCT was performed on forty patients diagnosed with symptomatic irreversible pulpitis in molars. The study participants were divided into two groups (n=20) based on the final irrigation protocol. Group 1- No agitation (NA), Group 2: Sonic agitation (SA). The pain scores were recorded using the Visual Analogue Rating scale (VAS) preoperatively and postoperative at 6, 12, 24, 48 and 72 hours. The OHQoL scores were recorded before and 72 hours after the treatment using the oral health impact profile (OHIP-14). Statistical analysis was performed for inter- and intra-group comparisons using Mann-Whitney U test and the Wilcoxon Signed Rank Test.</p><p><strong>Results: </strong>Lower pain scores were observed in the sonic agitation group at 12 hours (p=0.03),24 hours(p=0.02),48 hours (p=0.02),72 hours (p=0.04) after RCT. The patient's OHQoL was improved postoperatively (p=0.278), but there was no significant difference between sonic agitation and the control groups.</p><p><strong>Conclusion: </strong>Endodontic treatment improved patients' quality of life, and sonic irrigation agitation using a Waterpik device reduced postoperative pain in patients with symptomatic irreversible pulpitis.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"130-136"},"PeriodicalIF":1.4,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12959640/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147366843","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comment on the article: Clinical and demographic profile of oral lichen planus in Sri Lanka: a retrospective study. 对文章的评论:斯里兰卡口腔扁平苔藓的临床和人口统计学特征:一项回顾性研究。
IF 1.4
European Oral Research Pub Date : 2026-01-15 eCollection Date: 2026-01-01 DOI: 10.26650/eor.20251649226
Manas Bajpai
{"title":"Comment on the article: Clinical and demographic profile of oral lichen planus in Sri Lanka: a retrospective study.","authors":"Manas Bajpai","doi":"10.26650/eor.20251649226","DOIUrl":"10.26650/eor.20251649226","url":null,"abstract":"","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"121"},"PeriodicalIF":1.4,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12958326/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147366801","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
New monolithic post-core concept: a comparison of prefabricated and CAD-CAM fabricated post-cores. 新的单片桩核概念:预制和CAD-CAM制造桩核的比较。
IF 1.4
European Oral Research Pub Date : 2026-01-15 eCollection Date: 2026-01-01 DOI: 10.26650/eor.20251638441
Burcu Kanat Ertürk, Serkan Sarıdağ, Sinem Bayram, Zıya Safarlı, Dilek Helvacıoğlu Yiğit
{"title":"New monolithic post-core concept: a comparison of prefabricated and CAD-CAM fabricated post-cores.","authors":"Burcu Kanat Ertürk, Serkan Sarıdağ, Sinem Bayram, Zıya Safarlı, Dilek Helvacıoğlu Yiğit","doi":"10.26650/eor.20251638441","DOIUrl":"10.26650/eor.20251638441","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of this in vitro study was to evaluate the fracture and pull-out strengths of various post-core systems.</p><p><strong>Materials and methods: </strong>Forty-eight endodontically treated maxillary central incisors were assigned to three post-core groups: fiber post-composite core (RelyX) (FC), prefabricated monolithic fiber post-core (FiberSite) (MF), and CAD-CAM fabricated customized monolithic zirconia post-core (InCoris ZI) (MZ). Post-core designs were standardized according to the FiberSite system. After cementation (RelyX U200), the samples were divided into two mechanical test groups-fracture strength and pull-out strength (n = 8 per subgroup). Tests were performed at a crosshead speed of 1 mm/min, and failure types were recorded.</p><p><strong>Results: </strong>For the fracture strength test, the highest values (N) were obtained in the MZ group. The difference between MF and FC was not statistically significant (p = 0.190). For the pull-out test, statistically significant differences (N) were found among all groups (p less than 0.001). The MZ group exhibited predominantly catastrophic failures in both tests, whereas the MF and FC groups mainly showed Type II and Type III failures.</p><p><strong>Conclusion: </strong>Within the limitations of this study, the FiberSite system appears to have clinical potential for restoring severely damaged teeth. This system offers a balance of mechanical strength and favorable failure modes compared with CAD-CAM zirconia post-cores, which demonstrated catastrophic failures, and fiber post-composite cores, which exhibited lower strength values.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"162-168"},"PeriodicalIF":1.4,"publicationDate":"2026-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12959639/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147366824","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The performance of radiomorphometric indices in sex differentiation compared to the W index. 射线形态指数在性别分化中的表现与W指数的比较。
IF 1.1
European Oral Research Pub Date : 2026-01-01 DOI: 10.26650/eor.20251569558
Plauto Christopher Aranha Watanabe, Vanderlei César Brandão Junior, Alan Grupioni Lourenço, Marcelo Rodrigues Azenha, Luciana Munhoz
{"title":"The performance of radiomorphometric indices in sex differentiation compared to the W index.","authors":"Plauto Christopher Aranha Watanabe, Vanderlei César Brandão Junior, Alan Grupioni Lourenço, Marcelo Rodrigues Azenha, Luciana Munhoz","doi":"10.26650/eor.20251569558","DOIUrl":"10.26650/eor.20251569558","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of this study is to evaluate the effectiveness of the W-Index (WI) in differentiating between males and females, in comparison with the main radiomorphometric indices: the Mental Index (MI), Panoramic Mandibular Index (PMI), and Gonial Index (GI), in a group of healthy young adults.</p><p><strong>Materials and methods: </strong>Panoramic radiographic images from a group of 335 healthy young adults were retrospectively analyzed. Measurements of WI, PMI, MI, and GI were obtained. Statistical analysis included group comparisons, correlation assessments among the indices, and accuracy testing.</p><p><strong>Results: </strong>Both the WI and PMI showed statistically significant differences between males and females (p less than 0.001), whereas the MI and GI did not. The WI and PMI demonstrated satisfactory accuracy in distinguishing between sexes. When combined, WI and PMI improved classification accuracy. Higher values of WI and PMI were associated with males, while lower values were observed in females.</p><p><strong>Conclusion: </strong>The combined use of WI and PMI represents a reliable and non-invasive approach for sex determination in clinical and forensic settings.</p>","PeriodicalId":41993,"journal":{"name":"European Oral Research","volume":"60 1","pages":"25-30"},"PeriodicalIF":1.1,"publicationDate":"2026-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12880597/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146143845","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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