Cold Atmospheric Pressure Plasma Is Effective against P. gingivalis (HW24D-1) Mature Biofilms and Non-Genotoxic to Oral Cells

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorLeibniz Institute for Plasma Science and Technology-
Autor(es): dc.contributorUniversidade Federal de Minas Gerais (UFMG)-
Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.creatorde Morais Gouvêa Lima, Gabriela-
Autor(es): dc.creatorCarta, Celina Faig Lima-
Autor(es): dc.creatorBorges, Aline Chiodi-
Autor(es): dc.creatorNishime, Thalita Mayumi Castaldelli-
Autor(es): dc.creatorda Silva, Cézar Augusto Villela-
Autor(es): dc.creatorCaliari, Marcelo Vidigal-
Autor(es): dc.creatorMayer, Marcia Pinto Alves-
Autor(es): dc.creatorKostov, Konstantin Georgiev-
Autor(es): dc.creatorKoga-Ito, Cristiane Yumi-
Data de aceite: dc.date.accessioned2025-08-21T22:27:03Z-
Data de disponibilização: dc.date.available2025-08-21T22:27:03Z-
Data de envio: dc.date.issued2023-03-01-
Data de envio: dc.date.issued2023-03-01-
Data de envio: dc.date.issued2022-07-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.3390/app12147247-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/241541-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/241541-
Descrição: dc.descriptionFeatured Application: Helium cold atmospheric plasma jet is safe to oral cells’ DNA in applications from 1 to 7 min. The effects of helium cold atmospheric pressure plasma (He-CAPP) jet on Porphyromonas gingivalis (HW24D-1) biofilm, on human gingival fibroblasts (HGF) and human gingival keratinocytes (OBA-9) were assessed. Standardized suspension of P. gingivalis was obtained, and biofilms were grown anaerobically for 48 h. After exposition to He-CAPP, the biofilm viability was evaluated by XTT assay. HGF were grown at 37 °C, in an CO2 chamber in DMEM, while OBA-9 cells were cultured in keratinocyte serum-free medium. After 24 h, plates were exposed to He-CAPP for 1 to 7 min. Plasma was generated using a commercial AC power supply with amplitude modulated signal (voltage amplitude of 20 kVp-p, frequency of 31.0 kHz and duty cycle of 22%). The corresponding discharge power was 0.6W at He flow rate of 1 L/min. DNA damage was accessed by static cytometry. Data were analyzed by GraphPad Prism (p < 0.05). Significant reductions in P. gingivalis viability in relation to non-treated groups were detected (p < 0.0001), directly proportional to exposure time. Treated groups were slightly aneuploid after 5- and 7-min treatment in HGF, and for 3 min in OBA-9 cells, with 1.2 DNA index mean. Helium cold atmospheric pressure plasma jet showed inhibitory effect on P. gingivalis mature biofilm and was not genotoxic for epithelial gingival cells and human oral fibroblasts.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionOral Biopathology Graduate Program Institute of Science and Technology São Paulo State University (UNESP)-
Descrição: dc.descriptionLeibniz Institute for Plasma Science and Technology, Felix-Hausdorff Str. 2-
Descrição: dc.descriptionDepartment of Pathology University Federal de Minas (UFMG)-
Descrição: dc.descriptionDepartment of Microbiology Institute of Biomedical Sciences Universidade de São Paulo—USP-
Descrição: dc.descriptionDepartment of Physics Faculty of Engineering in Guaratinguetá São Paulo State University—UNESP-
Descrição: dc.descriptionDepartment of Environment Engineering São José dos Campos Institute of Science & Technology São Paulo State University—UNESP-
Descrição: dc.descriptionOral Biopathology Graduate Program Institute of Science and Technology São Paulo State University (UNESP)-
Descrição: dc.descriptionDepartment of Physics Faculty of Engineering in Guaratinguetá São Paulo State University—UNESP-
Descrição: dc.descriptionDepartment of Environment Engineering São José dos Campos Institute of Science & Technology São Paulo State University—UNESP-
Descrição: dc.descriptionFAPESP: 2015/03470-3-
Descrição: dc.descriptionFAPESP: 2016/07196-6-
Idioma: dc.languageen-
Relação: dc.relationApplied Sciences (Switzerland)-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectcold plasma-
Palavras-chave: dc.subjectgenetic toxicity test-
Palavras-chave: dc.subjectperiodontitis-
Palavras-chave: dc.subjectPorphyromonas gingivalis-
Título: dc.titleCold Atmospheric Pressure Plasma Is Effective against P. gingivalis (HW24D-1) Mature Biofilms and Non-Genotoxic to Oral Cells-
Tipo de arquivo: dc.typelivro digital-
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