肠道微生物群预测严重程度,并揭示了急性胰腺炎的新型代谢特征
Christoph Ammer-Herrmenau1, Kai L Antweiler2, Thomas Asendorf2
1Department of Gastroenterology, gastrointestinal Oncology and Endocrinology, University Medical Centre Goettingen, Goettingen, Germany.
Gut
|December 21, 2023
概括
耳肠道微生物组可以预测急性胰腺炎的严重程度,死亡率和住院时间. 短链脂肪酸可能为这种疾病提供未来的诊断和治疗策略.
科学领域:
- 微生物组研究的研究.
- 胃肠病学 胃肠病学
- 临床诊断 临床诊断 临床诊断
背景情况:
- 预测急性胰腺炎 (AP) 严重程度的早期预测仍然是一个临床挑战.
- 口腔肠道微生物群在AP进展中的作用尚未完全理解.
研究的目的:
- 为了前性地研究口腔肠道微生物组在住院时对AP严重性的预测能力.
- 建立基于微生物组的分类器来预测AP严重程度和结果.
主要方法:
- 在15个欧洲中心,在入院72小时内从424名AP患者中收集了口腔和直肠拭子.
- 使用全长16S rRNA和元基因组测序 (牛津纳米孔技术).
- 执行多变量分析和基因组丰富分析 (GSEA) 来构建预测分类器并识别功能途径.
主要成果:
- 肠道微生物组组成与AP严重程度,死亡率和住院时间 (p<0.01) 有显著的相关性.
- 一个基于微生物组的分类器在预测严重程度方面获得了85%的AUROC,超过了现有的得分.
- 在严重的AP病例中,GSEA表明短链脂肪酸 (SCFA) 产量增加.
结论:
- 口腔肠道微生物组是急性胰腺炎临床结果的重要预测因素.
- 在AP管理中,SCFA代表了未来诊断和治疗干预的潜在目标.
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