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FMT干预可以降低尿中的5-HIAA水平:一项随机双盲对照研究

Lihong Wang¹, Lianhu Yu¹, Zhiyue Liu¹

¹Department of Pediatrics, Shandong University Qilu Hospital, Shandong, Jinan, China.

Frontiers in medicine

|November 4, 2024

概括

便微生物种移植 (FMT) 显著改善了儿童的胃肠道和自闭症谱系障碍 (ASD) 症状. 这种治疗还降低了尿液中的5-氨酸 (5-HIAA) 水平,表明其作为生物标志物的潜力.

科学领域:

胃肠病学胃肠病学
神经科学是一个神经科学.
微生物学微生物学

背景情况:

自闭症谱系障碍 (ASD) 经常与胃肠道 (GI) 问题和改变的血代谢有关.
通过便微生物移植 (FMT) 调节肠道微生物群是ASD的新兴治疗策略.
FMT对血清素通路和ASD症状的确切影响需要进一步阐明.

研究的目的:

评估FMT在改善儿童胃肠道和ASD核心症状方面的临床疗效.
为了调查尿中代谢物概况的变化,特别是血清激素代谢物,FMT后.
在接受FMT的ASD患者中识别治疗反应的潜在生物标志物.

主要方法:

进行了一项随机,双盲,安慰剂控制的试验.
胃肠道症状评分尺度 (GSRS) 和与ASD相关的症状尺度 (CARS,ABC,SRS) 用于临床评估.
尿中的代谢物,包括5-基酸 (5-HIAA),使用同质酶免疫试验量化.

主要成果:

与安慰剂相比,FMT干预导致GSRS,CARS,SRS和ABC分数的显著改善.
在FMT组显示,尿中的5-HIAA水平显著降低 (p=0.022).
在FMT组内,在其他尿路代谢物中没有观察到显著的变化.

结论:

便微生物群移植 (FMT) 证明了在改善儿童的胃肠道和核心ASD症状方面的安全性和有效性.
在FMT后尿液中降低的5-HIAA水平表明它有可能作为ASD治疗反应的生物标志物.
FMT代表了一种有前途的治疗途径,用于管理与ASD相关的症状和相关的胃肠道并发症.

关键词:

5-HT的使用方法是:5-氧乙烯酸-5-氧乙烯酸是什么自闭症谱系障碍自闭症谱系障碍便微生物群移植尿液中的代谢组分.

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