Microbial Changes in Subgingival Plaque and Polymicrobial Intracellular Flora in Buccal Cells after Fixed Orthodontic Appliance Therapy: A Preliminary Study

The oral ecosystem is strictly related to a balance maintained by specific niches recognized as sites, where oral bacteria can metabolize avoiding the immune system response. The oral bacteria species that colonize the ecological niches vary during fixed orthodontic treatment, with a prevalence of p...

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Main Authors: Caterina Montaldo, Matteo Erriu, Francesca Maria Giovanna Pili, Carla Peluffo, Annalisa Nucaro, Germano Orrù, Gloria Denotti
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:International Journal of Dentistry
Online Access:http://dx.doi.org/10.1155/2013/679312
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author Caterina Montaldo
Matteo Erriu
Francesca Maria Giovanna Pili
Carla Peluffo
Annalisa Nucaro
Germano Orrù
Gloria Denotti
author_facet Caterina Montaldo
Matteo Erriu
Francesca Maria Giovanna Pili
Carla Peluffo
Annalisa Nucaro
Germano Orrù
Gloria Denotti
author_sort Caterina Montaldo
collection DOAJ
description The oral ecosystem is strictly related to a balance maintained by specific niches recognized as sites, where oral bacteria can metabolize avoiding the immune system response. The oral bacteria species that colonize the ecological niches vary during fixed orthodontic treatment, with a prevalence of periodontal bacterial species. Qualitative analysis of five periodontal pathogens was used to investigate the microbial colonization rate in the crevice and buccal epithelial cells. The presence of inadequate oral hygiene was considered as a modulation variable for microbial colonization. Statistical analysis was performed by Fisher’s exact test, ANOVA, and Pearson correlation. A value lower than 0.05 was assumed as statistically significant. Tannerella forsythia was the only periodontal pathogen detected with a statistically admissible frequency. The positivity for Tannerella forsythia was correlated to sampling time and oral hygiene motivation. In buccal epithelial cells, both factors contributed to microbial decrease (), whereas, in crevice, oral hygiene motivation promoted a decrease in the microbial colonization rate (). According to microbiological findings, it is possible to identify how correct motivation for oral hygiene is more than enough to modulate or to avoid an upset of the oral ecosystem balance in early stages of orthodontic treatment.
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institution Kabale University
issn 1687-8728
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language English
publishDate 2013-01-01
publisher Wiley
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series International Journal of Dentistry
spelling doaj-art-9163975002864f88ae87d19788e363a22025-02-03T05:50:55ZengWileyInternational Journal of Dentistry1687-87281687-87362013-01-01201310.1155/2013/679312679312Microbial Changes in Subgingival Plaque and Polymicrobial Intracellular Flora in Buccal Cells after Fixed Orthodontic Appliance Therapy: A Preliminary StudyCaterina Montaldo0Matteo Erriu1Francesca Maria Giovanna Pili2Carla Peluffo3Annalisa Nucaro4Germano Orrù5Gloria Denotti6Department of Surgical Sciences, University of Cagliari, 09121 Cagliari, ItalyDepartment of Surgical Sciences, University of Cagliari, 09121 Cagliari, ItalyDepartment of Surgical Sciences, University of Cagliari, 09121 Cagliari, ItalyDepartment of Surgical Sciences, University of Cagliari, 09121 Cagliari, ItalyNeurogenetic and Neuropharmacology Institute, Italian National Research Council, 09121 Cagliari, ItalyDepartment of Surgical Sciences, University of Cagliari, 09121 Cagliari, ItalyDepartment of Surgical Sciences, University of Cagliari, 09121 Cagliari, ItalyThe oral ecosystem is strictly related to a balance maintained by specific niches recognized as sites, where oral bacteria can metabolize avoiding the immune system response. The oral bacteria species that colonize the ecological niches vary during fixed orthodontic treatment, with a prevalence of periodontal bacterial species. Qualitative analysis of five periodontal pathogens was used to investigate the microbial colonization rate in the crevice and buccal epithelial cells. The presence of inadequate oral hygiene was considered as a modulation variable for microbial colonization. Statistical analysis was performed by Fisher’s exact test, ANOVA, and Pearson correlation. A value lower than 0.05 was assumed as statistically significant. Tannerella forsythia was the only periodontal pathogen detected with a statistically admissible frequency. The positivity for Tannerella forsythia was correlated to sampling time and oral hygiene motivation. In buccal epithelial cells, both factors contributed to microbial decrease (), whereas, in crevice, oral hygiene motivation promoted a decrease in the microbial colonization rate (). According to microbiological findings, it is possible to identify how correct motivation for oral hygiene is more than enough to modulate or to avoid an upset of the oral ecosystem balance in early stages of orthodontic treatment.http://dx.doi.org/10.1155/2013/679312
spellingShingle Caterina Montaldo
Matteo Erriu
Francesca Maria Giovanna Pili
Carla Peluffo
Annalisa Nucaro
Germano Orrù
Gloria Denotti
Microbial Changes in Subgingival Plaque and Polymicrobial Intracellular Flora in Buccal Cells after Fixed Orthodontic Appliance Therapy: A Preliminary Study
International Journal of Dentistry
title Microbial Changes in Subgingival Plaque and Polymicrobial Intracellular Flora in Buccal Cells after Fixed Orthodontic Appliance Therapy: A Preliminary Study
title_full Microbial Changes in Subgingival Plaque and Polymicrobial Intracellular Flora in Buccal Cells after Fixed Orthodontic Appliance Therapy: A Preliminary Study
title_fullStr Microbial Changes in Subgingival Plaque and Polymicrobial Intracellular Flora in Buccal Cells after Fixed Orthodontic Appliance Therapy: A Preliminary Study
title_full_unstemmed Microbial Changes in Subgingival Plaque and Polymicrobial Intracellular Flora in Buccal Cells after Fixed Orthodontic Appliance Therapy: A Preliminary Study
title_short Microbial Changes in Subgingival Plaque and Polymicrobial Intracellular Flora in Buccal Cells after Fixed Orthodontic Appliance Therapy: A Preliminary Study
title_sort microbial changes in subgingival plaque and polymicrobial intracellular flora in buccal cells after fixed orthodontic appliance therapy a preliminary study
url http://dx.doi.org/10.1155/2013/679312
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