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Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

Blood Studies for Cardiovascular System I: Cardiac Biomarkers

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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.
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
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Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers01:19

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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.
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
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Dried Blood Spot Collection of Health Biomarkers to Maximize Participation in Population Studies
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生物标志物 生物标志物

Oladotun V Olalusi1,2,3, Tolulope O Akinyemi4, Andrea L Benedet5

  • 1Neuroscience and ageing research unit, Institute of Advanced Medical Research and Training (IAMRAT), College of Medicine, University of Ibadan, Ibadan Nigeria, Oyo, Nigeria.

Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 26, 2025
PubMed
概括
此摘要是机器生成的。

手握强度与老年尼日利亚人的神经退行指标有关. 这种物理测量可能有助于选阿尔茨海默病风险和其他生物标志物.

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科学领域:

  • 神经科学是一个神经科学.
  • 老年学是一门学科.
  • 生物标志物发现发现

背景情况:

  • 血生物标志物和身体脆弱性测量有助于认知查和诊断.
  • 手握强度 (HGS) 表示身体健康和认知能力下降.
  • HGS和阿尔茨海默病 (AD) 血生物标志物之间的联系是未知的.

研究的目的:

  • 调查HGS与AD和神经退行症的血生物标志物之间的关联.
  • 探索HGS作为潜在的认知障碍非侵入性查工具.

主要方法:

  • 尼日利亚的长度社区基队列研究 (VALIANT).
  • 招募了1036名老年人,评估了认知功能,并测量了血生物标志物 (GFAP,NfL,p-tau217,Aβ42/40).
  • 使用多重线性回归来分析HGS和血生物标志物之间的关系,调整共变量.

主要成果:

  • HGS与血p-tau217,Aβ42/40和NfL之间显示出一个独立的关系.
  • 在回归分析中,在HGS和所有测量的血生物标志物之间发现了显著的关联.

结论:

  • 手握强度与尼日利亚老年人的神经退行性血标志物独立相关.
  • HGS和血生物标志物可以作为补充查工具,用于识别患有AD和相关痴呆症 (AD/ADRD) 风险的个体.