揭示心血管药物对寿命的潜在性别特异性影响,使用孟德尔随机化
Man Ki Kwok1,2, C Mary Schooling2,3
1School of Nursing and Health Studies, Hong Kong Metropolitan University Hong Kong China.
Journal of the American Heart Association
|December 18, 2023
概括
某些心血管药物显示出性别特定的寿命益处. 蛋白转化酶亚素/素9型 (PCSK9) 抑制剂和β-抑制剂可能会延长寿命,特别是在男性中,而甲素对两性都有好处.
科学领域:
- 心血管药理学心血管药理学
- 遗传学 遗传学 是一个
- 长寿研究的研究.
背景情况:
- 心血管药物的性别特异性疗效对于个性化医学和减少长寿差异至关重要.
- 缺乏大规模的试验来确定药物疗效的性别差异.
- 这项研究调查了常见心血管药物的性别特异性对寿命的影响.
研究的目的:
- 用孟德尔的随机化方法评估常见的心血管药物对寿命的性别特异性影响.
- 为了确定降脂药物,抗高血压药物和糖尿病药物的有效性,潜在的性别差异.
- 为基于证据的临床实践提供信息,并解决长寿性别差距.
主要方法:
- 一个双样本的门德尔随机化研究,利用与心血管药物点相关的遗传变异.
- 遗传与寿命的关联是由英国生物银行代理的,即母亲和父亲达到的年龄.
- 使用逆方差加权和灵敏度分析来估计影响.
主要成果:
- 基因模仿的蛋白转化酶亚素/素9型 (PCSK9) 抑制剂与延长寿命有关,特别是在男性中.
- 针对APOC3,LPL或LDLR和甲福明的治疗显示,这两种药物与男性和女性的寿命延长有关.
- β-阻断剂和通道阻断剂显示出潜在的寿命益处,特别是在男性中;他类药物和ACE抑制剂没有显著的关联.
结论:
- PCSK9 抑制剂,β 阻断剂和通道阻断剂可能会延长寿命,在男性中具有显著的益处.
- 针对APOC3,LPL,LDLR和甲胺的向治疗对两性都有潜在的相关性.
- 需要进一步的研究来证实这些发现,并调查其他药物类别的无效结果.
相关概念视频
01:18Cardiovascular Drugs: Classification based on Therapeutic Indications
2.9K
Cardiovascular diseases, encompassing a range of conditions, can significantly affect the heart's operations and the overall circulatory system. These conditions impair the heart's ability to pump blood, leading to a deficit in oxygen supply to crucial organs. Anomalies in the heart's electrical system, known as arrhythmias, can cause heartbeats to accelerate or slow down. Usually, heart rates increase during physical activity and decrease while resting or sleeping. However,...
2.9K
01:26Heart Failure Drugs: Inhibitors of Renin-Angiotensin System
436
The activation of the sympathetic nervous system and the renin-angiotensin-aldosterone system (RAAS) contributes to cardiac remodeling, and inhibiting the RAAS is a pharmacological target in heart failure management. As a result, neurohumoral modulation is a crucial treatment principle for managing heart failure. This approach involves using medications like ACE inhibitors (ACEIs), angiotensin receptor blockers (ARBs), β-blockers, mineralocorticoid receptor antagonists (MRAs), and neutral...
436
01:29Pathophysiology of Cardiac Performance
672
Typical heart performance is influenced by heart rate, rhythm, myocardial contraction, and metabolism or blood flow. The cardiac muscle exhibits distinct electrophysiological features, including pacemaker activity and calcium channel control, which play a vital role in the heart's response to various drugs. The autonomic nervous system, comprising the sympathetic and parasympathetic branches, regulates heart rate. Sympathetic activation increases heart rate, while parasympathetic activation...
672
01:22Heart Failure Drugs: β-Blockers
341
β-adrenergic antagonists, commonly known as β-blockers, block the effects of sympathetic neurotransmitters such as noradrenaline (NA) and adrenaline (ADR). They have several beneficial effects in heart failure treatment. They reduce heart rate, the force of contraction, and cardiac muscle relaxation. They also slow the atrial-ventricular conduction rate and raise the threshold for arrhythmias. The concentration of β-blockers determines their effects on bronchodilation,...
341
01:20Exercise and Cardiovascular Response
825
Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
825
01:16Antianginal Drugs: Nitrates and β-Blockers
596
In cardiovascular health, antianginal drugs combat angina pectoris — a condition marked by chest pain owing to diminished blood flow to the heart.
Organic nitrates, such as nitroglycerin, play a pivotal role. Once metabolized, they liberate nitric oxide, a molecular marvel. Nitric oxide triggers guanylyl cyclase and augments cGMP production. This biochemical cascade orchestrates the relaxation of vascular smooth muscles, ushering in vasodilation and enhancing coronary blood flow....
Organic nitrates, such as nitroglycerin, play a pivotal role. Once metabolized, they liberate nitric oxide, a molecular marvel. Nitric oxide triggers guanylyl cyclase and augments cGMP production. This biochemical cascade orchestrates the relaxation of vascular smooth muscles, ushering in vasodilation and enhancing coronary blood flow....
596