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肠道失生症的多种指标预测了固体器官移植接受者的全因和因特定死亡率
J Casper Swarte1, Shuyan Zhang1, Lianne M Nieuwenhuis2
1Gastroenterology and Hepatology, University Medical Centre, Groningen, Netherlands.
Gut
|July 2, 2024
概括
肠道细菌失衡的肠道失调与固体器官移植接受者 (SOTR) 死亡风险增加有关. 这项研究确定了特定的微生物模式和物种,与SOTR中所有原因,感染,恶性瘤和心血管疾病的死亡有关.
科学领域:
- 微生物组研究的研究.
- 移植医学 移植医学
- 临床结果 临床结果
背景情况:
- 肠道微生物组的组成与各种疾病有关.
- 肠道功能失调与一般人群的死亡风险有关.
- 肠道失生症与特定疾病 (如固体器官移植) 的存活率之间的关系不太清楚.
研究的目的:
- 分析肠道失生症与固体器官移植接受者 (SOTR) 的全因和因特定死亡率之间的关联.
- 在SOTR.中调查与肠道微生物组合相关的长期结果措施.
主要方法:
- 来自脏,肝脏,肺部和心脏移植接受者的1337个便元基因组的分析.
- 与一般人群中的8208个元基因组进行比较.
- 应用多变量考克斯回归和机器学习来识别肠道失调指标和死亡率之间的关联.
主要成果:
- 两种微生物群落变异模式与全因和因特定死亡率有关.
- 肠道微生物群与普通人口的距离与所有原因,感染,恶性瘤和心血管疾病的死亡率相关.
- 23种细菌物种与所有原因的死亡率有关,机器学习确定了19种细菌物种的平衡.
结论:
- 肠道功能失调总是与固体器官移植接受者的死亡率有关.
- 这些发现支持肠道失调和长期存活之间的联系.
- 需要进一步的临床前研究,以了解潜在的微生物组导向疗法的因果机制.
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