在逆流性食道炎中对食道和胃底部微生物群多样性的细分分析
Kexu Xiang1,2, Li Huang1,2, Juncheng Liu1,2
1Department of Gastroenterology, Chongqing University Cancer Hospital, Chongqing, China.
Folia microbiologica
|September 10, 2025
概括
反流性食道炎会破坏上部胃肠道微生物群,导致食道和胃中类似的微生物样本. 普雷沃特拉 (Prevotella) 已成为这种疾病的关键标志物.
科学领域:
- 胃肠病学 胃肠病学
- 微生物学 微生物学
- 人类微生物组研究研究
背景情况:
- 微生物组失调与反流性食道炎有关.
- 以前的研究集中在有限的上部消化道段.
- 了解区域微生物转移对于反流食道炎至关重要.
研究的目的:
- 在反流性食道炎患者与健康对照者之间调查不同上部肠道部位 (食道和胃底部) 的微生物变化.
- 确定与反流性食道炎相关的特定微生物变化.
- 确定反流食道炎的潜在微生物标志物.
主要方法:
- 在患者和对照者中比较了三段食道和胃底部的微生物组成.
- 利用基因层面的分析来识别组成的变化.
- 采用多层LEfSe分析来检测潜在的微生物标记.
主要成果:
- 与食道部分相比,健康个体表现出明显的胃底微生物群.
- 反流性食道炎患者缺乏这种区域区分,在各个细分领域表现出类似的个人资料.
- 在反流性食道炎患者中,prevotella的丰度显著增加,被确定为潜在的标志物.
结论:
- 反流性食道炎与广泛的上部胃肠道微生物群变化有关.
- 这种情况使食道和胃内的区域微生物区别模糊.
- 普雷沃特拉代表了反流食道炎的潜在生物标志物.
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