在受口腔状细胞癌影响的家猫口腔微生物群的首次描述
Jamie G Anderson1, Elisa Scarsella2,3, Maria Soltero-Rivera4
1Department of Oral Medicine, Penn Dental Medicine, Philadelphia, PA 19104, USA.
Pathogens (Basel, Switzerland)
|February 27, 2026
概括
患有口腔状细胞癌 (OSCC) 的猫的口腔微生物群与健康猫的口腔微生物群有很大差异. 这项研究揭示了与猫类OSCC相关的独特细菌群落,为疾病发展提供了洞察力.
科学领域:
- 兽医瘤学 兽医瘤学
- 微生物学 微生物学
- 基因组学就是基因组学.
背景情况:
- 口腔状细胞癌 (OSCC) 是猫中最常见的口腔瘤,往往预后不佳.
- 口腔微生物组在猫类OSCC病原体中的作用基本上是未知的.
- 了解口腔微生物群对于猫类口腔癌研究至关重要.
研究的目的:
- 描述患有OSCC的猫的口腔细菌群落.
- 为了比较患有OSCC的猫的口腔微生物群与健康对照的口腔微生物群.
- 为了识别与猫类口腔癌相关的微生物变化.
主要方法:
- 对16S rRNA基因的DNA扩增序列测序在口腔抽样上进行.
- 从OSCC受影响的猫的瘤部位和周围的粘膜中采集样本 (n=20).
- 来自健康的猫 (n=12) 的样本从牙边缘收集,以进行比较.
主要成果:
- 与健康猫相比,患有OSCC的猫的微生物多样性 (α多样性) 和独特的社区结构 (β多样性) 减少.
- 健康的猫有一个核心微生物群,主要由Porphyromonas,Bacteroides,Pasteurellaceae,Helcococcus和Moraxella组成.
- 与OSCC相关的样本表现出厌氧和与疾病相关的细菌的丰富性增加,包括Filifactor villosus,Bacteroides pyogenes,Odoribacter denticanis和Porphyromonas circumdentaria.
结论:
- 这项研究提供了与猫类OSCC相关的口腔微生物群的第一个全面描述.
- 在健康的猫和患有OSCC的猫之间,口腔细菌组成存在显著差异.
- 这些发现凸显了未来猫类口腔癌研究和诊断的潜在微生物点.
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