Brazilian oral research最新文献

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What are the global trends in research on resin infiltration in dentistry? An altmetric and bibliometric analysis. 牙科树脂渗透研究的全球趋势是什么?替代计量和文献计量分析。
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-07-07 eCollection Date: 2025-01-01 DOI: 10.1590/1807-3107bor-2025.vol39.067
Isabela Ramos, Aurélio de Oliveira Rocha, Julia Maldonado Garcia, Luana Hoepers de Jesus, Lucas Menezes Dos Anjos, Pablo Silveira Santos, Carla Miranda Santana, Mariane Cardoso
{"title":"What are the global trends in research on resin infiltration in dentistry? An altmetric and bibliometric analysis.","authors":"Isabela Ramos, Aurélio de Oliveira Rocha, Julia Maldonado Garcia, Luana Hoepers de Jesus, Lucas Menezes Dos Anjos, Pablo Silveira Santos, Carla Miranda Santana, Mariane Cardoso","doi":"10.1590/1807-3107bor-2025.vol39.067","DOIUrl":"10.1590/1807-3107bor-2025.vol39.067","url":null,"abstract":"<p><p>The aim of this study was to analyze the trends and main characteristics of articles on resin infiltration (RI) in dentistry. The search was carried out in August 2023 on Web of Science. Two researchers selected the articles and excluded conference articles. The following data were extracted from the selected articles: citations, year and journal of publication, study design and theme, authorship and institutions, keywords, country and continent. Collaborative networks were generated using the software Vosviewer. Dimensions were consulted to measure altmetric data. Correlation between data was determined by the Sperman's test. A total of 351 articles were included. The number of citations ranged from 0 to 230. The articles were published between 2007 and 2023. The most prominent journal was Journal of Dentistry (n = 36). The majority were laboratory studies (n = 171) evaluating the performance of RI to mask white spot lesions (n = 248), mainly due to caries (n = 256). The country with the most articles was Brazil (n = 51), however the biggest highlight was Europe (n = 141). The most prominent author was Meyer-Luckel H (n = 33). Vosviewer indicated strong collaborations between authors. According to Dimensions, most citations were from Mendeley followed by X users. This study identified an emerging trend in research on RI in dentistry. Based on this review, most research interest in RI was from Europe, addressing the use of RI to arrest and mask white spot lesions. It is concluded that more intervention studies are needed and that Africa and Oceania have a low publication rate.</p>","PeriodicalId":9240,"journal":{"name":"Brazilian oral research","volume":"39 ","pages":"e067"},"PeriodicalIF":1.5,"publicationDate":"2025-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12237412/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144607412","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Associations between enamel defects and caries in patients with Down syndrome compared with normotypic patients. 唐氏综合征患者与正常型患者牙釉质缺损与龋齿的关系
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-07-07 eCollection Date: 2025-01-01 DOI: 10.1590/1807-3107bor-2025.vol39.075
Paula Esther Alves Cruz, Juliane Rolim de Lavôr, Samylla Glória de Araújo Costa, Manuella Azevedo Varjal Carneiro Leão, Thaysa Gomes Ferreira Tenório Dos Santos, Aronita Rosenblatt
{"title":"Associations between enamel defects and caries in patients with Down syndrome compared with normotypic patients.","authors":"Paula Esther Alves Cruz, Juliane Rolim de Lavôr, Samylla Glória de Araújo Costa, Manuella Azevedo Varjal Carneiro Leão, Thaysa Gomes Ferreira Tenório Dos Santos, Aronita Rosenblatt","doi":"10.1590/1807-3107bor-2025.vol39.075","DOIUrl":"10.1590/1807-3107bor-2025.vol39.075","url":null,"abstract":"<p><p>This study aimed to explore the prevalence of developmental defects of enamel (DDE) and dental caries in children with and without Down syndrome (DS) and evaluate potential associations between these conditions. This was a cross-sectional, exploratory, census-based study with children of both sexes aged 6 to 11 years. The sample consisted of 10 children diagnosed with DS and 61 without DS. Standardized forms and records of dmft/DMFT and modified developmental defects of enamel (mDDE) were used. Inter- and intraexaminer agreement was assessed, with an intraclass correlation coefficient (ICC) of 0.93 for DDE and 0.81 for caries. The data were tabulated using SPSS 20.0. Categorical variables were subjected to Pearson's chi-square test to identify significant associations (p = 0.05). The Kolmogorov-Smirnov test revealed a nonnormal distribution pattern of the data (p <0.001). Therefore, numerical variables were subjected to the Mann-Whitney test to verify statistically significant differences (p = 0.05). Among the 71 study participants, 43 (60.6%) were male, and 28 (39.4%) were female. Among them, 10 (14.1%) had DS, 42 (59.2%) had caries, and 19 (26.8%) had DDE, with demarcated opacity as the most common type of DDE. A significant association was identified between having DS and not having dental caries (p = 0.007) and between having DS and having DDE (p <0.001). Individuals with DS were found to have 9.8 times greater odds of having DDE (p = 0.018). Compared with normotypic children, children with DS had a greater prevalence of DDE and a lower prevalence of dental caries. Additionally, children without DS were more likely to have caries in the presence of DDE.</p>","PeriodicalId":9240,"journal":{"name":"Brazilian oral research","volume":"39 ","pages":"e075"},"PeriodicalIF":1.5,"publicationDate":"2025-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12237411/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144607404","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Why do my patients still have early childhood caries? a critical appraisal. 为什么我的病人仍然有早期儿童蛀牙?批判性的评价。
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-07-07 eCollection Date: 2025-01-01 DOI: 10.1590/1807-3107bor-2025.vol39.065
Luciana Butini Oliveira, Flávio de Freitas Mattos, Saul Martins Paiva, Marcelo Bönecker
{"title":"Why do my patients still have early childhood caries? a critical appraisal.","authors":"Luciana Butini Oliveira, Flávio de Freitas Mattos, Saul Martins Paiva, Marcelo Bönecker","doi":"10.1590/1807-3107bor-2025.vol39.065","DOIUrl":"10.1590/1807-3107bor-2025.vol39.065","url":null,"abstract":"<p><p>The prevalence of early childhood caries (ECC) tends to increase in the first 5 years of life as children grow, and those affected by ECC are likely to experience caries throughout their lives. ECC negatively impacts the oral health-related quality of life of both children and their families. Although controlling sugar intake and the use of fluoride are well-known methods for managing dental caries, preventive and therapeutic interventions alone have not been sufficient to prevent the development of new caries lesions. This review aims to explore why ECC continues to occur despite the oral health team having the necessary knowledge to prevent it. Based on current scientific evidence, this article highlights the need for the oral health team to consider additional factors, such as implementing oral health prevention programs in the first 450 days of life, enhancing caregivers' oral health literacy, creating a supportive environment, and engaging in upstream actions (teledentistry, implementation science, health policies development etc.) to effectively manage and prevent dental caries. Otherwise we would be educating and treating children and sending them back to the conditions that made them sick. By addressing these factors, it might be possible to improve long-term oral health outcomes for children and reduce the burden of ECC on children and their families.</p>","PeriodicalId":9240,"journal":{"name":"Brazilian oral research","volume":"39 ","pages":"e065"},"PeriodicalIF":1.5,"publicationDate":"2025-07-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12237410/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144607413","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Erratum. 勘误表。
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-06-30 DOI: 10.1590/1807-3107bor-2025.vol39.024err2
{"title":"Erratum.","authors":"","doi":"10.1590/1807-3107bor-2025.vol39.024err2","DOIUrl":"10.1590/1807-3107bor-2025.vol39.024err2","url":null,"abstract":"<p><p>[This corrects the article doi: 10.1590/1807-3107bor-2025.vol39.024].</p>","PeriodicalId":9240,"journal":{"name":"Brazilian oral research","volume":"39 ","pages":"e024err2"},"PeriodicalIF":1.5,"publicationDate":"2025-06-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12212785/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144559216","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","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 factors influencing sugar consumption in early life: a cross-sectional study. 影响生命早期糖摄入量的因素调查:一项横断面研究。
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-06-02 eCollection Date: 2025-01-01 DOI: 10.1590/1807-3107bor-2025.vol39.062
Tainá Fontes de Souza, Aline Gama Freitas, Mariana Leonel Martins, Andréa Fonseca-Gonçalves
{"title":"Investigation of factors influencing sugar consumption in early life: a cross-sectional study.","authors":"Tainá Fontes de Souza, Aline Gama Freitas, Mariana Leonel Martins, Andréa Fonseca-Gonçalves","doi":"10.1590/1807-3107bor-2025.vol39.062","DOIUrl":"10.1590/1807-3107bor-2025.vol39.062","url":null,"abstract":"<p><p>This study evaluated the influence of socioeconomic factors, caregiver characteristics, and early feeding practices on sugar consumption frequency (FSC) during early childhood. Data were collected from dental records of children aged 1 to 5 years old, who were attended at CliBin®, including sex, age, skin color, income level, mother's age and years of education, primary caregiver, prior instructions on caries prevention, type of early feeding practices (breastfeeding/formula/mixed), exclusive breastfeeding (EB) up to 6 months, children's dental care and their consumption of sugar-sweetened beverages (SSB) and cookies/sugar (CS), with frequency classified as: never (2 points), ≤ 3 times/day (1 point) and > 3 times/day (0 points). The lower the median score the higher the FSC. Descriptive analysis, Kruskal-Wallis test, and ANOVA were applied considering p < 0.05. A total of 123 records were included. The children were predominantly male (56.1%), and brown (46.5%), with an average age of 2.1 (± 0.9) years. The mother was the primary caregiver (86.1%), with ≤ 30 years of age (52.0%), < 12 years of education (75.2%), and previously instructed on caries prevention (58.2%). Most children were breastfed (45.5%) for 23.2 (±9.7) months on average, received EB (87.1%), consumed SSB (87.6%) and CS (90.9%) 3 times/day. The total FSC mean score was 1.6 ± 0.9 (95%CI: 1.4-1.7). Children of younger mothers (≤ 30 years) had the lowest FSC scores (1.4 ± 0.9; 95%CI: 1.0-1.6; p=0.01). It was observed that among the factors studied, only mothers in the younger age range influenced high sugar consumption during early childhood.</p>","PeriodicalId":9240,"journal":{"name":"Brazilian oral research","volume":"39 ","pages":"e062"},"PeriodicalIF":1.5,"publicationDate":"2025-06-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12129458/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144224373","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Over-the-counter and compounded mouthwashes for radiotherapy-induced xerostomia: a randomized controlled trial. 非处方和复方漱口水治疗放疗引起的口干症:一项随机对照试验。
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-06-02 eCollection Date: 2025-01-01 DOI: 10.1590/1807-3107bor-2025.vol39.057
Isabella Silveira Savo, Samanta Vicente de Oliveira, Gabriela Banacu de Melo, Celso Lemos, Camila de Barros Gallo
{"title":"Over-the-counter and compounded mouthwashes for radiotherapy-induced xerostomia: a randomized controlled trial.","authors":"Isabella Silveira Savo, Samanta Vicente de Oliveira, Gabriela Banacu de Melo, Celso Lemos, Camila de Barros Gallo","doi":"10.1590/1807-3107bor-2025.vol39.057","DOIUrl":"10.1590/1807-3107bor-2025.vol39.057","url":null,"abstract":"<p><p>Head and neck radiotherapy quantitatively and qualitatively compromises salivary flow, and salivary substitutes have the potential to alleviate the symptoms. This study aims to assess the effectiveness of two salivary substitutes in relieving symptoms of radiotherapy-induced xerostomia through a double-blind randomized controlled trial. Twenty-four patients were selected from a dental oncology clinic and randomly assigned to the over-the-counter or compounded mouthwash group. Each patient was instructed to rinse their oral cavity with the assigned solution three times a day for 30 days. Both participants and researchers were blinded to the product used during the trial. The impact of xerostomia was assessed using a numerical rating scale and validated questionnaires on oral health-related quality of life and xerostomia, administered before and after the intervention and subsequently compared. Both groups exhibited a statistically significant reduction in xerostomia symptoms. The studied salivary substitutes produced transient beneficial effects on complaints of radiotherapy-induced xerostomia.</p>","PeriodicalId":9240,"journal":{"name":"Brazilian oral research","volume":"39 ","pages":"e057"},"PeriodicalIF":1.5,"publicationDate":"2025-06-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12129457/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144224375","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Factors associated with positive perceptions of sealant use on permanent molars among Brazilian dentists. 巴西牙医对恒磨牙使用密封剂的积极看法的相关因素。
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-06-02 eCollection Date: 2025-01-01 DOI: 10.1590/1807-3107bor-2025.vol39.054
Larissa Yumi Ito, Leticia Maíra Wambier, Ana Cláudia Rodrigues Chibinski, Manoelito Ferreira Silva Junior, Denise Stadler Wambier
{"title":"Factors associated with positive perceptions of sealant use on permanent molars among Brazilian dentists.","authors":"Larissa Yumi Ito, Leticia Maíra Wambier, Ana Cláudia Rodrigues Chibinski, Manoelito Ferreira Silva Junior, Denise Stadler Wambier","doi":"10.1590/1807-3107bor-2025.vol39.054","DOIUrl":"10.1590/1807-3107bor-2025.vol39.054","url":null,"abstract":"<p><p>This study aimed to analyze the factors associated with the perception among Brazilian dentists of the preventive or therapeutic use of sealants on permanent molars. A cross-sectional web-based survey was conducted with Brazilian dentists between July and October 2021 to examine their use of social media and gather data regarding sealant-related practices. A structured questionnaire was developed and applied to collect information on participants' professional profiles, clinical indications, materials, techniques, and perceptions of pit and fissure sealants. The study outcomes were the positive perception of sealant use as: (a) a preventive measure, or (b) a therapeutic approach to carious lesions. Responses were dichotomized into positive perception (\"strongly agree\" or \"agree\") and negative perception (\"neither agree nor disagree,\" \"disagree\" or \"strongly disagree\"). Independent variables included sociodemographic, educational, professional, and technical characteristics. Multiple logistic regression models were used to analyze associations (p < 0.05). A total of 2,394 dentists participated in the study, 82.5% of whom had a positive perception of sealants for prevention, and 83.1%, for therapeutic purposes. A greater likelihood of positive perception of preventive sealant use was observed among educators, those employed in public health services, dentists who \"always\" performed sealant application, and those who used resin sealant, glass ionomer cement, or flowable resin. Conversely, professionals working in capital cities had a lower likelihood of a positive perception. Professionals from cities with populations exceeding 500,000 inhabitants, interior areas, or metropolitan regions were less likely to have a positive perception of therapeutic sealant use. However, those who used resin sealants, glass ionomer cement, or flowable resin were more likely to perceive sealants positively. In conclusion, the positive perception of sealant use for prevention was associated with educational, professional, and technical factors, whereas the positive perception of therapeutic use was associated with professional and technical factors.</p>","PeriodicalId":9240,"journal":{"name":"Brazilian oral research","volume":"39 ","pages":"e054"},"PeriodicalIF":1.5,"publicationDate":"2025-06-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12129454/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144224371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of titanium dioxide nanotubes incorporated into conventional glass ionomer cement on L. acidophilus. 二氧化钛纳米管掺入常规玻璃离子水泥对嗜酸乳杆菌的影响。
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-06-02 eCollection Date: 2025-01-01 DOI: 10.1590/1807-3107bor-2025.vol39.059
Layse de Góis Sena, Maria Davoli Meyer, Mariana Gallante Ricardo, Isaac Jordão de Souza Araújo, Julia Puppin Rontani, Vanessa Arias Pecorari, Elizabeth Ferreira Martinez, Lucas Novaes Teixeira, Francisco Humberto Nociti-Junior, Paulo Noronha Lisboa-Filho, Kamila Rosamilia Kantovitz
{"title":"Effect of titanium dioxide nanotubes incorporated into conventional glass ionomer cement on L. acidophilus.","authors":"Layse de Góis Sena, Maria Davoli Meyer, Mariana Gallante Ricardo, Isaac Jordão de Souza Araújo, Julia Puppin Rontani, Vanessa Arias Pecorari, Elizabeth Ferreira Martinez, Lucas Novaes Teixeira, Francisco Humberto Nociti-Junior, Paulo Noronha Lisboa-Filho, Kamila Rosamilia Kantovitz","doi":"10.1590/1807-3107bor-2025.vol39.059","DOIUrl":"10.1590/1807-3107bor-2025.vol39.059","url":null,"abstract":"<p><p>The present in vitro study evaluated the effect of titanium dioxide nanotubes (nTiO2) incorporated into glass ionomer cement (GIC) on the growth and viability of Lactobacillus acidophilus (L. acidophilus). GIC (Ketac Molar EasyMix® = KM) was added to concentrations of 0%, 3%, 5%, 7% by weight of nTiO2 (20 nm in size). L. acidophilus strains (1x108 CFU/mL) were cultivated on GIC discs with or without the addition of nTiO2 for 1, 3 and 7 days, and the following parameters were evaluated: inhibition zone (mm) (n = 6); cell viability (Live/Dead) (n = 6); cell morphology (SEM) (15 KV, 2000X, n = 3). The data were submitted to ANOVA and the Tukey and Dunnett tests (α = 0.05). Regarding the agar diffusion test, there was no difference between GIC and the groups containing nTiO2 (p > 0.05). As for bacterial viability, the percentage of viable bacteria was lower for GIC+7% nTiO2 (p ≤ 0.05). There was no difference in the percentage of non-viable bacteria (p > 0.05). In addition, the morphology of L. acidophilus did not change in the presence of nTiO2. It can be concluded that the incorporation of titanium dioxide nanotubes into GIC, particularly at 5%, reduced L. acidophilus viability, and might hence interfere negatively with the initial colonization process of the bacterial biofilm.</p>","PeriodicalId":9240,"journal":{"name":"Brazilian oral research","volume":"39 ","pages":"e059"},"PeriodicalIF":1.5,"publicationDate":"2025-06-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12129455/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144224369","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effect of preservation on the mechanical properties of 3D printing resins for occlusal splints. 保存对咬合夹板3D打印树脂力学性能的影响。
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-06-02 eCollection Date: 2025-01-01 DOI: 10.1590/1807-3107bor-2025.vol39.060
Betty Salazar Mayta, Laís Alves Candido, Karla Zancopé, Paulo Cézar Simamoto Júnior, Gustavo Mendonça, Flávio Domingues das Neves
{"title":"Effect of preservation on the mechanical properties of 3D printing resins for occlusal splints.","authors":"Betty Salazar Mayta, Laís Alves Candido, Karla Zancopé, Paulo Cézar Simamoto Júnior, Gustavo Mendonça, Flávio Domingues das Neves","doi":"10.1590/1807-3107bor-2025.vol39.060","DOIUrl":"10.1590/1807-3107bor-2025.vol39.060","url":null,"abstract":"<p><p>This study aims to evaluate the mechanical properties of 3D printing resins for occlusal splints (OS) under different preservation conditions based on sleep duration. The study factors (n = 10) included material types: PriZma 3D Bio Splint (PZ), Cosmos Splint (CS), NightGuard Firm (NGF), and self-polymerizing acrylic resin (control group - CG); preservation: artificial saliva (S), natural water (W), 0.12% chlorhexidine (C), and Corega tabs (CTs); and evaluation times: T0 (24 h after fabrication) and 30 d after exposure. Further, the surface roughness (Ra), Knoop microhardness (KH), three-point flexural strength (FS), and flexural modulus (FM) were analyzed. In terms of the time and material, Tukey's test revealed no significant differences in Ra between the groups at 24 h. After 30 d, PZ showed significantly lower values than the other groups (p < 0.05). For the KH, NGF was significantly higher than that in all groups at 24 h (p < 0.05); after 30 d, the NGF decreased in W and C (p < 0.05), and the NGF and PZ exhibited elevated values in S and CT, respectively. The Kruskal-Wallis test and multiple comparisons showed that the PZ had a higher value at 24 h (p < 0.05). Post 30 d, all 3D-printing resins increased values in CT and S (p < 0.05), and the PZ decreased in the C and W (P < 0.05). Finally, the FM increased under all conditions. The preservation of S and CT partially enhanced the mechanical properties of the OS.</p>","PeriodicalId":9240,"journal":{"name":"Brazilian oral research","volume":"39 ","pages":"e060"},"PeriodicalIF":1.5,"publicationDate":"2025-06-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12129461/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144224368","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hypomineralized primary teeth and their association with Molar Incisor Hypomineralization: a cross-sectional study. 低矿化乳牙及其与磨牙低矿化的关系:一项横断面研究。
IF 1.5 4区 医学
Brazilian oral research Pub Date : 2025-06-02 eCollection Date: 2025-01-01 DOI: 10.1590/1807-3107bor-2025.vol39.063
Bruna Cordeiro Amarante, Leticia Yumi Arima, Giovanna Bueno Marinho, Ana Carolina Cheron Gentile, Edgard Michel-Crosato, Marcelo Bönecker
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