肠道细菌不良导致急性肝衰竭解决后持续的认知障碍
Zhen Li1, Tianning Sun1, Zhigang He1
1Department of Anesthesiology, Hubei Key Laboratory of Geriatric Anesthesia and Perioperative Brain Health, and Wuhan Clinical Research Center for Geriatric Anesthesia, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China.
The American journal of pathology
|August 15, 2024
概括
即使在急性肝衰竭 (ALF) 中肝功能恢复后,持续的肠道微生物失衡也可能导致认知障碍和肝损伤,需要持续监测肝脏脑病变 (HE).
科学领域:
- 肝病学 肝病学是一种肝病学.
- 神经科学是一个神经科学.
- 微生物学 微生物学
背景情况:
- 肝脏脑病变 (HE) 通常通过调节肠道微生物群来管理.
- 在急性肝衰竭 (ALF) 中肝功能恢复后,继续治疗微生物失衡的必要性仍然不确定.
研究的目的:
- 在肝功能恢复之前和之后,研究ALF小鼠的认知行为,肝功能,突触传播和大脑代谢物.
- 为了确定肝脏恢复后持续的肠道失调是否对HE构成风险.
主要方法:
- 一个ALF小鼠模型是使用thioacetamide建立的.
- 分析了认知功能,肝酶,肠道微生物群,突触传播和大脑代谢物 (使用1H NMR光谱学).
- 从康复的ALF小鼠进行了便微生物群移植.
主要成果:
- 即使肝功能正常化后,ALF小鼠也表现出认知功能障碍和肠道功能障碍.
- 从康复的ALF小鼠中移植便微生物群诱导受体肝损伤和认知障碍.
- 在肝脏恢复后观察到突触传输和大脑代谢概况的显著变化,与肠道细菌相关.
结论:
- 在恢复肝功能的ALF小鼠中,肠道失调足以导致肝损伤和认知障碍.
- 持续监测微生物失衡对于ALF诱导的HE患者至关重要,即使肝功能有显著的恢复.
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