运动强度对年轻男性中的丁胆酶和胆林的急性影响:一项随机对照研究
Yibin Li1, Yusei Tataka1, Miki Sakazaki1
1Graduate School of Sport Sciences, Waseda University, Saitama, Japan.
Journal of exercise science and fitness
|November 30, 2023
概括
高强度运动显著降低了酸格林水平,但丁胆酶 (BChE) 似乎没有参与这种急性反应. 需要进一步的研究来了解运动期间的 ghrelin 调节.
科学领域:
- 运动生理学 运动生理学
- 内分泌学 在内分泌学.
- 生物化学 生化学
背景情况:
- 乙基胆化酶 (BChE) 解乙酸格林,可能调解运动诱导的乙酸格林减少.
- 之前对高强度运动,BCHE和乙烯酸格林的研究显示了不一致的结果.
研究的目的:
- 为了研究不同强度的运动对人体BChE,酸格林和脱酸格林度的急性影响.
- 为了澄清 BChE 在运动诱导的 ghrelin 抑制中的作用.
主要方法:
- 15名健康的年轻男子参加了三项随机试验:高强度运动 (70%的最大氧气吸收),低强度运动 (40%的最大氧气吸收) 和对照 (坐着休息).
- 运动持续时间为60分钟,然后是90分钟的休息时间.
- 在整个试验中,静脉血液样本被连续采集,以测量BCHE和ghrelin形式.
主要成果:
- 在所有试验和时间点中,BCHE度保持不变.
- 在高强度炼试验中,与对照和低强度炼相比,酸格林和脱酸格林水平显著降低.
- 在高强度运动的前60分钟内,乙烯酸格林的减少是明显的.
结论:
- 高强度运动急剧降低了酸格林度.
- 在急性高强度运动期间,BChE似乎在调节林水平方面没有显著的作用.
- 运动诱导的 ghrelin 抑制背后的精确机制需要进一步研究.
相关概念视频
Exercise and Cardiovascular Response
826
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...
826
Exercise and Muscle Performance
1.5K
Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
1.5K
Exercise Stress Test
234
Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
234
Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers
96
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...
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
96
Hormonal Regulation
43.5K
Hormones regulate a significant portion of digestion through activation of the neuroendocrine system. The neuroendocrine system of digestion contains many different hormones all with multiple functions that are both, directly and indirectly, involved in digestion.
43.5K
Exercise and Cardiac Output
1.1K
Regular physical activity is essential for maintaining cardiovascular health, with aerobic exercises being particularly effective. According to the American Heart Association, 150 minutes of moderate to intense aerobic exercise per week is recommended for a healthy heart. Aerobic activities may include brisk walking, running, bicycling, cross-country skiing, and swimming, ideally performed three to five times per week.
Sustained exercise increases the muscles' oxygen demand, which can be...
Sustained exercise increases the muscles' oxygen demand, which can be...
1.1K


