Background: Periodontal pathology in children has distinctive characteristics that can be accounted for by the peculiarities of the age, the dynamically changing oral environment, and the processes of formation and stabilization of periodontal structures during teeth eruption.
Aim: The aim of this study was to investigate the composition of the subgingival microbiota during permanent dentition formation in puberty.
Materials And Methods: The study included 30 children aged between 10 and 15 years without gingivitis (up to 25% PBI), with good oral hygiene, with no systemic diseases or reception of antibiotics for 3 months. The clinical status of all children was assessed using a specially designed chart based on the periodontal examination chart of a child adopted by the Department of Pediatric Dentistry, FDM-Sofia. Gingival sulcus samples were taken with a paper pin from 6 teeth for a PCR - Real Time study of 9 control strains (a comprehensive sample). The samples were sent for investigation in standardized containers.
Results: C. gingivalis (green complex) was found in almost all tested children and F. nucleatum (orange complex) - in more than half of them. The rest of the tested samples for microorganisms was isolated in just few of the children (6% - 17%). A. actinomycetemcomitans and P. gingivalis were not isolated in this study.
Conclusion: The results of the study suggest that a significant amount of the periodontal pathogens migrate to the subgingival zone relatively early, immediately after the permanent teeth eruption, and become a risk factor for the development of periodontal disease.
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http://dx.doi.org/10.2478/folmed-2018-0066 | DOI Listing |
Clin Oral Investig
December 2024
Department of Periodontics, Shanghai Stomatological Hospital & School of Stomatology, Fudan University, Shanghai, China.
Objective: To characterize the subgingival microbiota in subjects with stage I/II periodontitis (moderate periodontitis, MP), stage III/IV periodontitis (severe periodontitis, SP), and periodontal health (PH) at the same probing depth (PD) (shallow ≤ 3 mm, moderate 4-6 mm, or deep ≥ 7 mm), and to investigate the changes associated with probing depth progression.
Materials And Methods: 100 subgingival plaque samples were collected from 50 subjects (16 MP, 17 SP and 17 PH), forming six groups: PHS (PH, shallow), MPS (MP, shallow), MPM (MP, moderate), SPS (SP, shallow), SPM (SP, moderate), and SPD (SP, deep). Samples were analyzed using high-throughput sequencing.
Int J Rheum Dis
November 2024
Department of Restorative Dentistry, Faculty of Dentistry, Universiti Malaya, Kuala Lumpur, Malaysia.
Periodontitis (PD) is characterized by the host's inflammatory responses to microbial dental biofilm dysbiosis, potentially resulting in tooth loss if left untreated. Rheumatoid arthritis (RA) is a chronic inflammatory autoimmune disease leading to synovial inflammation and destruction of joint cartilage and bone. The suggested association between PD and RA is based on the potential of chronic inflammation present in periodontitis, which could induce alterations in proteins through post-translational modifications, leading to the formation of citrullinated and carbamylated protein antigens.
View Article and Find Full Text PDFBMC Oral Health
November 2024
Department of Stomatology, the First Affiliated Hospital of Nanjing Medical University, No.300 Guangzhou Road, Nanjing, 210029, Jiangsu, China.
Background: Existing studies predominantly focused on the relationship between periodontitis and type 2 diabetes mellitus (T2DM), with limited data on the association between periodontitis and type 1 diabetes mellitus (T1DM). This study aimed to examine the impact of T1DM and periodontitis on the subgingival microbiome and levels of advanced glycation end-products (AGEs).
Methods: Samples were collected from four groups: T1DM, periodontitis (P), T1DM with periodontitis (DP), and periodontally and systemically healthy controls (Control).
Infect Drug Resist
October 2024
Cuiying Biomedical Research Center, Lanzhou University Second Hospital, Lanzhou, Gansu, 730030, People's Republic of China.
Microbiome
October 2024
Department of Periodontology and Operative Dentistry, Muenster University Hospital, Albert-Schweitzer-Campus 1, Building W30, Münster, 48149, Germany.
Background: Periodontitis, a prevalent chronic inflammatory disease, offers insights into the broader landscape of chronic inflammatory conditions. The progression and treatment outcomes of periodontitis are closely related to the oral microbiota's composition. Adjunctive systemic Amoxicillin 500 mg and Metronidazole 400 mg, often prescribed thrice daily for 7 days to enhance periodontal therapy's efficacy, have lasting effects on the oral microbiome.
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