相关实验视频
Updated: Jun 21, 2025

08:50
Assessment of Vascular Function in Patients With Chronic Kidney Disease
Published on: June 16, 2014
16.2K
血调解生物衰老和高血压之间的关系:根据NHANES数据库
Cuixiao Wang1, Jinming Su1,2, Jinmiao Li1
1Guangxi Crucial Laboratory of AIDS Prevention and Treatment, School of Public Health, Guangxi Medical University, Nanning 530021, China.
Nutrients
|July 13, 2024
概括
生物衰老会增加高血压的风险. 血液中的含量显著调解了这种联系,突出显示了对抗高血压的环境健康干预措施的必要性.
科学领域:
- 环境健康 环境健康
- 心血管疾病流行病学
- 毒理学 毒理学 毒理学
背景情况:
- 高血压是一个关键的全球健康问题,受老龄化和环境暴露等因素的影响.
- 了解生物衰老,暴露和高血压之间的相互作用对公共健康至关重要.
- 以前的研究表明环境因素与心血管健康之间存在联系,但在衰老与高血压关系中的调解作用需要进一步调查.
研究的目的:
- 调查生物衰老,血含量和高血压之间的联系.
- 检查血液中水平在生物衰老和高血压之间的关系中的调解作用.
- 评估重金属混合物,特别是对高血压和血压异常的影响.
主要方法:
- 分析了国家健康和营养检查调查 (NHANES) 的两轮数据,其中包括4473名成年人.
- 应用加权量子和 (WQS) 和量子g计算 (QGC) 模型来评估重金属混合物的效应.
- 调解分析以量化血水平在生物衰老-高血压路径中的作用.
主要成果:
- 生物衰老与高血压的风险增加和缩血压 (SBP) 和腹缩血压 (DBP) 的异常有关.
- 接触重金属混合物,特别是,与高血压和SBP/DBP异常的可能性更高有关.
- 显著调解了生物衰老和高血压之间的关系 (64%的效果),以及生物衰老和SBP异常之间的关系 (64%的效果).
结论:
- 生物衰老是高血压的重要危险因素.
- 暴露于在与生物衰老相关的高血压的发展中起着关键的调解作用.
- 这些发现强调了环境健康战略的重要性,以减轻与衰老和暴露相关的高血压风险.
相关概念视频
Hypertension and Regulation of Blood Pressure
2.0K
Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
2.0K
Factors affecting Blood pressure
3.1K
Several physiological and lifestyle factors influence blood pressure (BP). Understanding these factors is crucial as they are significant in patient education and blood pressure management.
Physiological Factors:
Physiological Factors:
3.1K
Blood Pressure
1.1K
Blood pressure (BP) is the pressure or force of blood exerted on the artery's walls as it circulates through the body. It is essential for maintaining blood flow throughout the body.
The average BP in an adult is typically around 120/80 mmHg (millimeters of mercury). In this measurement, the numerator (120) indicates the systolic pressure, which is the pressure in the arteries during the contraction of the heart's ventricles as blood is expelled. The denominator (80) represents the...
The average BP in an adult is typically around 120/80 mmHg (millimeters of mercury). In this measurement, the numerator (120) indicates the systolic pressure, which is the pressure in the arteries during the contraction of the heart's ventricles as blood is expelled. The denominator (80) represents the...
1.1K
Aging
41
Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
41
Neural Regulation of Blood Pressure
2.7K
The neural regulation of blood pressure involves intricate interactions between the autonomic nervous system (ANS) and cardiovascular system, ensuring adequate perfusion of tissues. This regulation primarily occurs through baroreceptor and chemoreceptor reflexes, involving both short-term and long-term mechanisms.
Baroreceptor Reflex
Baroreceptors, located in the carotid sinuses and aortic arch, detect changes in blood pressure. When blood pressure rises, these stretch-sensitive receptors...
Baroreceptor Reflex
Baroreceptors, located in the carotid sinuses and aortic arch, detect changes in blood pressure. When blood pressure rises, these stretch-sensitive receptors...
2.7K
Hormonal Regulation of Blood Pressure
2.6K
Endocrinal or hormonal intervention in the cardiovascular system is predominantly exerted by the catecholamines - epinephrine and norepinephrine, as well as a slew of hormones that interact with renal function to modulate blood volume.
Epinephrine and Norepinephrine
The adrenal medulla releases epinephrine and norepinephrine, catecholamines that enhance and extend the sympathetic or "fight or flight" physiological response. These hormones escalate heart rate and the force of contraction...
Epinephrine and Norepinephrine
The adrenal medulla releases epinephrine and norepinephrine, catecholamines that enhance and extend the sympathetic or "fight or flight" physiological response. These hormones escalate heart rate and the force of contraction...
2.6K

