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Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
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Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
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生物标志物 生物标志物

Yufei Chen1, William Robert Kwapong1

  • 1Xuanwu Hospital, Capital Medical University, Beijing, Beijing, China.

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概括
此摘要是机器生成的。

视网膜缺血周血管病变 (RIPL) 与阿尔茨海默病 (AD) 有关. 增加的白质超强度和较低的Aß42水平与RIPL相关,表明RIPL作为AD生物标志物的潜力.

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科学领域:

  • 眼科和神经病学 眼科和神经病学
  • 神经退行性疾病研究研究
  • 生物标志物发现发现

背景情况:

  • 阿尔茨海默病 (AD) 是一种神经退行性疾病.
  • 视网膜缺血周血管病变 (RIPL) 是阿尔茨海默病的潜在早期指标.
  • RIPL可能反映了白质负担和粉样β (Aß42) 水平之间的相互作用.

研究的目的:

  • 研究大脑小血管疾病 (SVD) 标志物,脑脊液 (CSF) Aß42度和AD患者的RIPL之间的关联.
  • 探索RIPL作为AD的非侵入性生物标志物的潜力.

主要方法:

  • 这是一项涉及92名阿尔茨海默症患者和97名认知能力不受损害的对照者的横截面研究.
  • 参与者接受了MRI,OCT/OCT血管学和Aß PET扫描.
  • 脑脊液 (CSF) Aß42度和SVD标志物 (MTA,WMH) 被分析.

主要成果:

  • RIPL与较低的Aß42度 (p=0.007) 和增加的白质超强度 (WMH) (p=0.014) 显著相关.
  • 在与RIPL相关的Aß42度和周周结膜WMH之间发现了显著的相互作用 (p=0.038).
  • 艾滋病患者的WMH增加和Aß42降低都显示出较高的缺血症.

结论:

  • 周周结膜WMH的增加和Aß42度的降低独立地与AD中的RIPL有关.
  • 这些病理的联合存在可能表明AD中缺血风险增加.
  • 需要进一步的研究来确定RIPL在AD诊断和管理中的临床实用性.