在接受心脏手术的年轻患者和老年患者中,心脏的模式和全身氧化还原状态
Tamer Cebe1, Şeydanur Turgut2, Erdem Atasever2
1Department of Cardiovascular Surgery, Batman Research and Educational Hospital, Health Science University, Batman, Turkey.
Molecular biology reports
|February 6, 2026
概括
在心脏手术期间,与血液心脏相比,德尔尼多心脏提供了优越的氧化还原保护,由较低的MnSOD水平证明. 这对老年患者尤其有益,减少了手术并发症.
科学领域:
- 心血管外科心血管外科
- 生物化学 生物化学
- 老年病的医生 老年病的医生
背景情况:
- 心脏手术患者在心肺绕道 (CPB) 过程中经常经历氧化还原保护受损.
- 接受心脏手术的老年患者面临更高的并发症风险.
- 系统性氧化还原稳定对于心脏手术后的患者结果至关重要.
研究的目的:
- 为了比较血液的氧化还原保护作用与del Nido心脏.
- 为了研究这些对系统性氧化还原平衡的效应,按患者年龄分层.
- 确定可靠的生物标志物,以在心脏手术中区分心脏的策略.
主要方法:
- 使用免疫化学和光谱测量方法评估系统性氧化还原生物标志物.
- 按心脏类型 (血液与del Nido) 和年龄 (<60岁与≥60岁) 分层的患者.
- 在手术后的CPB患者中分析了包括MnSOD,catalase,总醇,PCO,AOPP,LOOH,GPxA和AGE在内的生物标志物 (n=60).
主要成果:
- 血型心肌显示出显著更高的MnSOD水平,表明线粒体氧化应激增加.
- 德尔尼多组的MnSOD水平较低,这表明氧化还原平衡有所改善.
- 在接受血液心肌的年轻患者中,总硫醇水平较高,这表明抗氧化剂缓冲区更强.
结论:
- MnSOD是区分心脏战略的关键生物标志物.
- 较低的MnSOD水平与del Nido心肌表示优越的氧化还原保护.
- 德尔尼多心脏的好处对接受心脏手术的老年患者尤为重要,可能减少并发症.
关键词:
心脏外科手术是一项心脏手术.心脏复合症是什么心脏复合症通过心肺绕道术 (cardiopulmonary bypass) 进行心肺绕道.氧化还原生物标志物氧化还原平衡 (redox homeostasis) 是一种方法.更多相关视频
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