在牙周疾病中特定于特定位置的下微生物群及其与临床参数的关系
Kexin Chen1, Xiaolin Ren1, Ruolan Du1
1State Key Laboratory of Oral Diseases & National Center for Stomatology & National Clinical Research Center for Oral Diseases & Frontier Innovation Center for Dental Medicine Plus, West China Hospital of Stomatology, Sichuan University, Chengdu, 610041, Sichuan, China.
Clinical oral investigations
|October 29, 2025
概括
特定地点的下微生物群分析揭示了与牙周病进展的关键细菌相关性. 带有4毫米探测深度的牙炎部位表现出类似牙周炎的微生物群,表明潜在的早期疾病风险.
科学领域:
- 牙周病学 牙周病学
- 微生物学 微生物学
- 基因组学就是基因组学.
背景情况:
- 牙下微生物群在牙周健康和疾病中起着至关重要的作用.
- 了解特定部位的微生物特征对于准确的诊断和治疗至关重要.
- 牙周病包括从牙周炎到牙周炎的范围,其特点是炎症和组织破坏.
研究的目的:
- 为了研究特定地点的下微生物群组成.
- 为了将微生物形状与精确的探测深度 (PD) 和临床参数相关联.
- 为了在健康,牙炎和牙周炎状态之间区分微生物特征.
主要方法:
- 从60个健康,64个牙周炎和94个牙周炎部位收集了218个下生物膜样本.
- 被归类为不稳定的部位 (PD 1-3mm,牙炎) 和失生症 (PD ≥4mm,牙周炎).
- 进行了第三代全长16S rRNA测序,用于详细的微生物分析.
主要成果:
- 一些细菌,包括Filifactor alocis (F. alocis),Prevotella intermedia (P. intermedia) 和Porphyromonas gingivalis (P. gingivalis),与临床参数 (如探针出血和PD增加) 有积极的相关性.
- 海莫菲勒斯偏流感 (H. parainfluenzae) 与临床参数呈负相关性.
- 带有4mm PD的牙炎部位的微生物群类似于带有更深的口袋 (≥4mm) 的牙周炎部位的微生物群.
结论:
- 像F. alocis,P. intermedia和P. gingivalis这样的特定细菌与牙周病的进展密切相关.
- 带有4毫米PD的牙炎部位可能含有类似牙周炎的微生物群.
- 这些发现强调了监测4毫米PD的牙炎部位的重要性,作为疾病进展的潜在早期指标.
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