在冠状动脉疾病中,纯素代谢的死后改变
Phakchira Somtua1,2, Churdsak Jaikang1,2, Giatgong Konguthaithip1,2
1Department of Forensic Medicine, Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand.
Metabolites
|November 24, 2023
概括
在患有冠状动脉疾病 (CAD) 的已故个体中研究血液纯素代谢物揭示了显著的变化. 减少的山丁度可能有助于预测CAD作为死亡原因,即使在晚期分解.
科学领域:
- 生物化学 生物化学
- 法医病理学 法医病理学
- 心血管科学 心血管科学
背景情况:
- 冠状动脉疾病 (CAD) 死亡后的诊断在没有完整的尸检的情况下是具有挑战性的.
- 氨酸通路在与CAD相关的死后变化中的作用需要进一步研究.
研究的目的:
- 为了探索患有CAD的已故个体血液纯素代谢物水平的变化.
- 为了确定潜在的生物标志物为CAD作为死因在死后设置.
主要方法:
- 分析了来自60人 (23人,37人为对照组) 的心脏血液样本.
- 质子核磁共振 (NMR) 光谱法用于测量纯素代谢物.
主要成果:
- 在CAD组中观察到瓜诺辛三酸盐 (GTP),尼古丁胺胺氨基二核酸 (NAD) 和丁的显著下降.
- 与对照组相比,在CAD组中发现了腺和脱氧化5-酸盐的显著增加.
- 减少的山丁度显示出作为CAD死亡原因的预测标记物的潜力 (AUC = 0.7).
结论:
- 死亡后的生理过程破坏了 purin 途径,与活体相比,改变了代谢物水平.
- 桑提因需要进一步研究,作为一种潜在的生物标志物,用于在分解和骨化的情况下诊断CAD.
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