glycogenolysis

简明释义

英[ˌɡlaɪkəʊdʒəˈnɒlɪsɪs]美[ˌɡlaɪkədʒəˈnɑːlɪsɪs]

n. 肝糖分解

复 数 g l y c o g e n o l y s e s

英英释义

单词用法

同义词

反义词

例句

1.Adding glucose or insulin to the preservation solution was without effect on glycogenolysis, but a combination of added glucose plus insulin prevented glycogenolysis.

结果表明，只有在同时含有葡萄糖及胰岛素的灌洗液时，可阻止肝细胞内糖原分解或增加糖原的含量。

2.Adding glucose or insulin to the preservation solution was without effect on glycogenolysis, but a combination of added glucose plus insulin prevented glycogenolysis.

结果表明，只有在同时含有葡萄糖及胰岛素的灌洗液时，可阻止肝细胞内糖原分解或增加糖原的含量。

3.Conclusion no - 1886 improved lipid metabolic disorder and decreased plasma glucose or liver glycogenolysis and improved liver fat pathological changes.

结论NO- 1886不仅可改善脂质代谢紊乱，而且可降低血清葡萄糖，减少肝糖原分解和减轻肝脏脂肪病变。

4.During intense exercise, the body relies on glycogenolysis 糖原分解 to provide quick energy.

在剧烈运动期间，身体依赖于glycogenolysis 糖原分解 来提供快速能量。

5.The liver plays a crucial role in glycogenolysis 糖原分解 by breaking down glycogen into glucose.

肝脏在glycogenolysis 糖原分解 中起着至关重要的作用，通过将糖原分解为葡萄糖。

6.Hormones like glucagon stimulate glycogenolysis 糖原分解 when blood sugar levels drop.

当血糖水平下降时，像胰高血糖素这样的激素会刺激glycogenolysis 糖原分解。

7.In diabetic patients, glycogenolysis 糖原分解 can be unregulated, leading to high blood sugar levels.

在糖尿病患者中，glycogenolysis 糖原分解 可能失去调控，导致高血糖水平。

8.Understanding glycogenolysis 糖原分解 is essential for athletes looking to optimize their performance.

理解glycogenolysis 糖原分解 对于希望优化表现的运动员至关重要。

作文

Glycogen is a vital polysaccharide that serves as a form of energy storage in animals and fungi. It is primarily stored in the liver and muscles, where it can be rapidly mobilized to meet energy demands. The process of breaking down glycogen into glucose is known as glycogenolysis (糖原分解). This biochemical pathway is crucial for maintaining blood glucose levels, especially during periods of fasting or intense physical activity. When the body requires energy, such as during exercise or between meals, hormones like glucagon and epinephrine trigger glycogenolysis (糖原分解). These hormones signal the liver and muscle cells to convert stored glycogen back into glucose, which can then be released into the bloodstream or utilized by the muscles for immediate energy. The importance of this process cannot be overstated, as it ensures a continuous supply of glucose, which is the primary fuel for our cells, particularly for the brain and red blood cells. The mechanism of glycogenolysis (糖原分解) involves several enzymatic reactions. The enzyme glycogen phosphorylase plays a key role in this process by cleaving glucose units from the glycogen chain, producing glucose-1-phosphate. This molecule can then be converted into glucose-6-phosphate, which enters glycolysis for energy production or can be transformed into free glucose for release into the bloodstream. The regulation of these enzymes is tightly controlled to ensure that glycogen is only broken down when necessary, preventing excessive depletion of energy stores. In addition to its role in energy metabolism, glycogenolysis (糖原分解) is also important for maintaining homeostasis. For instance, during prolonged fasting, the body relies on this process to keep blood glucose levels stable, preventing hypoglycemia, which can lead to dizziness, confusion, or even loss of consciousness. Individuals with diabetes may experience challenges in regulating their blood glucose levels due to impaired glycogenolysis (糖原分解) or other metabolic pathways. Furthermore, understanding glycogenolysis (糖原分解) has practical implications in sports and exercise science. Athletes often train their bodies to optimize glycogen storage and utilization. By increasing glycogen stores through diet and training, athletes can enhance their performance and endurance. This is why carbohydrate loading is a common strategy used by endurance athletes before competitions. In conclusion, glycogenolysis (糖原分解) is a critical metabolic process that allows the body to access stored energy efficiently. Its regulation is essential for maintaining energy balance and blood glucose levels, especially during times of increased demand. As we continue to learn more about human metabolism, the significance of glycogenolysis (糖原分解) in health and disease becomes increasingly clear, highlighting the intricate connections between our diet, exercise, and overall well-being.

糖原是一种重要的多糖，作为动物和真菌能量储存的形式。它主要储存在肝脏和肌肉中，可以快速动员以满足能量需求。将糖原分解成葡萄糖的过程称为糖原分解（glycogenolysis）。这个生化途径对于维持血糖水平至关重要，特别是在禁食或剧烈运动期间。 当身体需要能量时，例如在运动或两餐之间，激素如胰高血糖素和肾上腺素会触发糖原分解（glycogenolysis）。这些激素信号肝脏和肌肉细胞将储存的糖原转化回葡萄糖，然后可以释放到血流中或被肌肉立即利用。这个过程的重要性不容小觑，因为它确保了葡萄糖的持续供应，而葡萄糖是我们细胞的主要燃料，尤其是大脑和红血球。 糖原分解（glycogenolysis）的机制涉及多个酶促反应。酶糖原磷酸化酶在此过程中发挥关键作用，通过从糖原链中切割葡萄糖单位，产生葡萄糖-1-磷酸。这种分子可以转化为葡萄糖-6-磷酸，进入糖酵解以产生能量，或者被转化为游离葡萄糖以释放到血流中。这些酶的调节受到严格控制，以确保只有在必要时才分解糖原，防止能量储备的过度耗竭。 除了在能量代谢中的作用外，糖原分解（glycogenolysis）在维持体内稳态方面也很重要。例如，在长期禁食期间，身体依赖这一过程来保持血糖水平稳定，防止低血糖，这可能导致头晕、困惑甚至失去意识。糖尿病患者可能由于受损的糖原分解（glycogenolysis）或其他代谢途径而在调节血糖水平方面遇到挑战。 此外，理解糖原分解（glycogenolysis）在运动和运动科学中具有实际意义。运动员通常训练他们的身体以优化糖原储存和利用。通过饮食和训练增加糖原储存，运动员可以提高他们的表现和耐力。这就是为什么碳水化合物加载是耐力运动员在比赛前常用的策略。 总之，糖原分解（glycogenolysis）是一个关键的代谢过程，使身体能够高效地获取储存的能量。其调节对于维持能量平衡和血糖水平至关重要，特别是在需求增加时。随着我们对人体代谢的了解不断加深，糖原分解（glycogenolysis）在健康和疾病中的重要性变得越来越明显，突显了饮食、运动与整体健康之间的复杂联系。