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在患有桃腺缩和/或腺腺缩的儿童中,唾液微生物群的差异
1Department of Orthodontics, Peking University School and Hospital of Stomatology, Beijing, China.
mSystems
|September 17, 2024
概括
患有桃体缩症的儿童具有明显的唾液微生物组概况,与腺体缩症的儿童不同. 这表明呼吸道阻塞的位置,而不是其严重程度,塑造了儿科患者的口腔微生物组.
科学领域:
- 微生物学 微生物学
- 儿科耳鼻喉科 儿科耳鼻喉科
- 口腔微生物组研究
背景情况:
- 桃体缩是儿童上呼吸道阻塞和阻塞性睡眠呼吸暂停 (OSA) 的常见原因.
- 在患有桃体缩与腺体缩的儿童中观察到明显的头骨面部特征.
- 之前的研究发现了OSA儿童独特的唾液微生物群.
研究的目的:
- 在患有桃体缩的儿童中描述唾液微生物特征.
- 探索这些微生物变化的功能影响.
- 为了研究阻塞部位对唾液微生物群的影响.
主要方法:
- 用V3-V4区域的16SrRNA测序来分析唾液微生物概况.
- 从112名患有桃体缩,腺体缩,腺缩和对照组的儿童中收集了唾液样本.
- 评估了微生物群的多样性,组成以及与多睡眠学和血液细胞计数参数的相关性.
主要成果:
- 患有桃体缩的儿童表现出明显更高的α-多样性指数.
- 贝塔多样性分析显示,桃体缩组的唾液微生物组组成略有分离.
- 包括Gemella,Parvimonas,Dialister和Lactobacillus在内的特定属在桃体缩中更为丰富,这可能表明免疫调节.
结论:
- 儿科桃体缩与明显的唾液微生物组特征有关.
- 上呼吸道阻塞的主要部位显著影响唾液微生物群.
- 桃体缩中的微生物组变化可能在免疫调节中起作用.
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