Influence of silver nanoparticle solution on the mechanical properties of resin cements and intrarradicular dentin

dc.creatorThaís Yumi Umeda Suzuki
dc.creatorJuno Gallego Plos one língua inglêsa
dc.creatorWirley Gonçalves Assunção
dc.creatorAndré Luiz Fraga Briso
dc.creatorPaulo Henrique Dos Santos
dc.date.accessioned2023-04-11T22:04:42Z
dc.date.accessioned2025-09-08T23:08:14Z
dc.date.available2023-04-11T22:04:42Z
dc.date.issued2019-06-26
dc.description.sponsorshipFAPESP - Fundação de Amparo à Pesquisa do Estado de São Paulo
dc.format.mimetypepdf
dc.identifier.doihttps://doi.org/10.1371/journal.pone.0217750
dc.identifier.issn19326203
dc.identifier.urihttps://hdl.handle.net/1843/51843
dc.languageeng
dc.publisherUniversidade Federal de Minas Gerais
dc.relation.ispartofPlos One
dc.rightsAcesso Aberto
dc.subjectDentin
dc.subjectSilver
dc.subjectMechanics
dc.subjectResin cements
dc.subjectHardness
dc.subjectIrrigation channels
dc.titleInfluence of silver nanoparticle solution on the mechanical properties of resin cements and intrarradicular dentin
dc.typeArtigo de periódico
local.citation.epage12
local.citation.issue6
local.citation.spage01
local.citation.volume14
local.description.resumoThis study evaluated the influence of silver nanoparticle on mechanical properties of the components of underlying dentin and resin cement in different regions of intraradicular dentin. Ninety extracted single-rooted human teeth were used in this study. After endodontic preparation, the teeth were divided into five groups, according to the irrigating agents: distilled water, 5.25% sodium hypochlorite, 25% polyacrylic acid, 2% chlorhexidine and 23 ppm silver nanoparticles dispersion. Then, the groups were divided in 3 subgroups (n = 6) according to the technique adopted for adhesive cementation: SUA group: Scotchbond Universal Adhesive + RelyX ARC; U200 group: RelyX U200; and MCE group: MaxCem Elite. The mechanical properties of hardness and elastic modulus were measured in resin cement and underlying dentin in ultra-micro hardness tester in different thirds of radicular dentin surface. Data were subjected to ANOVA and Fisher’s test (p = 0.05). In the underlying dentin, in general, there was no statistically significant difference in different thirds of intraradicular dentin according to the different solutions used. In the resin cements, higher hardness values were found, in general, for the cervical third. When silver nanoparticle solution was used, higher mechanical properties were generally obtained for resin cement for the SBU and U200 groups, with little or no changes in mechanical properties for the dentin. Silver nanoparticle application is a viable option for irrigation the intraradicular dentin previously through the cementation process of glass fiber posts. The mechanical properties are influenced by irrigant solutions used and the depth intraradical analyzed area.
local.publisher.countryBrasil
local.publisher.departmentFAO - DEPARTAMENTO DE ODONTOLOGIA RESTAURADORA
local.publisher.initialsUFMG
local.url.externahttps://pubmed.ncbi.nlm.nih.gov/31242198/

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