突发心脏病死亡中的死后生物标志物:从古典生物化学到分子解剖和多omics法医方法
Matteo Antonio Sacco1, Helenia Mastrangelo1, Giuseppe Neri2
1Institute of Legal Medicine, Department of Medical and Surgical Sciences, "Magna Graecia" University, 88100 Catanzaro, Italy.
International journal of molecular sciences
|January 28, 2026
概括
突然心脏死亡 (SCD) 调查从先进的分子工具中获益. 生物标志物和下一代测序有助于诊断无法解释的死亡,改善法医心脏病学结果.
科学领域:
- 法医医学 法医医学
- 心脏病学 心脏病学
- 生物化学 生物化学
- 遗传学 是一个遗传学.
背景情况:
- 突发心脏病死亡 (SCD) 是自然死亡的主要原因,通常发生在没有先前症状的情况下.
- 传统的尸体解剖和组织学将很大一部分病例视为尸体解剖负面的突然不明原因死亡.
- 需要先进的诊断工具来补充法医调查中的传统方法.
研究的目的:
- 审查死后生物化学和分子方法在诊断SCD中不断变化的作用.
- 突出各种生物标志物和分子特征在确定死亡原因方面的有用性.
- 讨论在法医心脏病学中整合多omics和AI.
主要方法:
- 对心肌缩的经典蛋白质标记物 (心脏托波宁,CK-MB) 的审查.
- 对血动力压力和心脏功能障碍的生物标志物的分析 (BNP,NT-proBNP).
- 通过下一代测序探索分子特征 (microRNAs,外体RNA,蛋白质组学,代谢学) 和分子尸检.
- 讨论早期缺血和心肌炎检测的炎症和免疫组织化学标志物.
主要成果:
- 经典的蛋白质标记是基本的,但受到死后因素的影响.
- 和炎症标志物为心脏功能障碍和炎症提供了额外的见解.
- 分子签名为代谢崩和心律失常提供了新的视角.
- 下一代测序有助于识别与通道病变和心肌病变相关的遗传变异.
结论:
- 死后生物化学和分子诊断对于无法解释的SCD至关重要.
- 生物标志物,分子签名和遗传分析增强了诊断能力.
- 未来的方向包括将多omics数据与AI集成为标准化法医心脏病学协议.
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