血清代谢学识别了在amanita中毒中新的预后生物标志物
Dan Zhu1, Jie Zhong2, Yarong Liu3
1The First Affiliated Hospital of Hunan Normal University (Hunan Provincial People's Hospital), Changsha, Hunan, China.
Frontiers in pharmacology
|December 26, 2025
概括
早期发现Amanita中毒死亡率至关重要. 血清代谢学确定了9个生物标志物,包括9,10-氧十甲基酸,这些生物标志物预测患者的生存率,与肝脏和凝血损伤相关.
科学领域:
- 毒理学 毒理学 毒理学
- 代谢学 代谢学 代谢学
- 生物标志物发现发现
背景情况:
- 在全球范围内,阿曼尼塔中毒是致命的摄入的主要原因.
- 目前的诊断方法缺乏阿曼尼塔中毒的早期预后指标.
- 识别早期生物标志物对于及时干预和改善患者结果至关重要.
研究的目的:
- 确定新的血清代谢生物标志物,用于预测阿曼尼塔中毒患者的死亡率.
- 调查这些生物标志物与肝脏和凝血损伤指标之间的相关性.
- 探索这些生物标志物在早期风险分层和治疗指导方面的潜力.
主要方法:
- 从33名Amanita中毒患者 (生存与死亡组) 的血清样本使用非向的超高性能液体染色学四极飞行时间质谱法 (UPLC-QTOF-MS/MS) 进行了分析.
- 多变量逻辑回归确定了死亡风险因素.
- 接收器操作特征 (ROC) 曲线分析选了潜在的预后代谢生物标志物.
- 斯皮尔曼的相关性分析评估了生物标志物和临床指标之间的关系.
主要成果:
- 在生存和死亡组之间观察到显著的临床和生化差异 (例如,肝酶,凝血参数).
- 代谢分析显示了80种不同表达的代谢物,主要是氨基酸和不和脂肪酸代谢.
- 九种潜在的生物标志物,包括9,10-Epoxyoctadecenoic acid和N-Acetyl-L-aspartic acid,对于临床结果显示出高预测精度 (AUC>0.9).
- 特定的生物标志物与肝功能 (ALT,AST) 和凝血参数 (PT,APTT) 有显著的相关性.
结论:
- 血清代谢学成功地确定了9种潜在的生物标志物,用于预测阿曼尼塔中毒死亡率.
- 这些生物标志物与肝脏和凝血损伤相关,这表明它们在评估中毒严重性的有用性.
- 这些已识别的生物标志物可能有助于早期风险分层,并指导针对阿曼尼塔中毒的向治疗.
- 由于当前研究的局限性 (小样本大小,回顾性设计),需要在更大的多中心研究中进一步验证.
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