myoglobin

简明释义

英[ˌmaɪəʊˈɡləʊbɪn]美[ˈmaɪəˌɡloʊbɪn]

n. [生化]肌红蛋白（等于 myohemoglobin）

英英释义

单词用法

同义词

反义词

例句

1.Beef stored in the refrigerator for more than 5 days will start to turn brown due to chemical changes in the myoglobin.

牛肉放在冰箱里5天以上就开始变成褐色，因为肌红蛋白发生了化学变化。

2.Myoglobin doesn't circulate in the blood but is fixed in the tissue cells and is purplish in colour.

该蛋白并不在血液中循环，而是固定在组织内，颜色略带紫色。

3.Myoglobin can damage the kidneys as they filter blood out of the body.

当肾脏将血液滤出身体时，肌红蛋白会损伤肾脏。

4.Wild poultry, which tend to fly a lot more, tend to only contain “dark” meat, which contains a higher amount of myoglobin due to the muscles needing more oxygen from frequent, continual usage.

它们的肌肉里含有极多的肌红蛋白，因为飞行中肌肉的频繁连续工作需要更多氧气。

5.The color of blood comes from hemoglobin; the color of red meat comes from myoglobin which stores oxygen in the muscles not the blood.

而红肉(牛、羊肉)的颜色来自于肌红蛋白，它将氧气而不是血储存至肌肉中。

6.The color of blood comes from hemoglobin; the color of red meat comes from myoglobin, which stores oxygen in the muscles, not the blood.

而红肉(牛、羊肉)的颜色来自于肌红蛋白，它将氧气而不是血储存至肌肉中。

7.Objective To explore the specificity of myoglobin in the postmortem diagnosis of early myocardial infarction.

目的探讨肌红蛋白在早期心肌梗死死后诊断的特异性。

8.Pigs are often considered "white meat", even though their muscles contain a lot more myoglobin than most other white meat animals.

一般都把猪肉看作是白肉，尽管猪肉中的肌红蛋白比其他白肉多很多。

9.Scientists study myoglobin to understand how oxygen transport works in different species.

科学家研究肌红蛋白以了解不同物种中氧气运输的工作原理。

10.Athletes often have higher levels of myoglobin due to their intense training regimens.

运动员由于其高强度的训练计划，通常具有更高水平的肌红蛋白。

11.A deficiency in myoglobin can lead to muscle weakness and fatigue.

缺乏肌红蛋白可能导致肌肉无力和疲劳。

12.The color of meat is influenced by the amount of myoglobin present.

肉类的颜色受肌红蛋白含量的影响。

13.The presence of myoglobin in muscle cells helps store oxygen for energy during physical activity.

肌肉细胞中存在的肌红蛋白有助于在体育活动中储存氧气以供能量使用。

作文

Myoglobin is a crucial protein found in muscle tissues, playing a significant role in the storage and transport of oxygen. This protein is particularly abundant in skeletal and cardiac muscles, where it facilitates the efficient use of oxygen during physical activities. The structure of myoglobin allows it to bind oxygen molecules, which is essential for muscle function. When we engage in strenuous exercise, our muscles require an increased supply of oxygen to sustain energy production. Here, myoglobin comes into play by releasing stored oxygen, thus supporting aerobic metabolism. The importance of myoglobin extends beyond mere oxygen storage; it also contributes to the overall color of muscle tissue. The presence of myoglobin gives red meat its characteristic color, differentiating it from white meat, which contains less of this protein. Additionally, the concentration of myoglobin can vary depending on the type of muscle and the species of the animal. For instance, animals that engage in more sustained physical activity, such as migratory birds or racehorses, tend to have higher levels of myoglobin in their muscles compared to sedentary animals.Understanding the function of myoglobin is vital for athletes and those involved in sports science. Increased levels of myoglobin can enhance an athlete's performance by improving their endurance and reducing fatigue. Training at high altitudes, where oxygen levels are lower, can stimulate the production of myoglobin, thereby increasing the muscles' oxygen-carrying capacity. This physiological adaptation is one of the reasons why many elite athletes incorporate altitude training into their routines.Moreover, studying myoglobin can provide insights into various medical conditions. For example, elevated levels of myoglobin in the bloodstream can indicate muscle damage, such as that caused by heart attacks or severe injuries. Medical professionals often measure myoglobin levels to assess the extent of muscle injury and to guide treatment decisions. Thus, myoglobin serves not only as a vital component of muscle physiology but also as a valuable biomarker in clinical settings.In conclusion, myoglobin is an essential protein that plays a multifaceted role in muscle function, oxygen storage, and even medical diagnostics. Its significance in both athletic performance and health monitoring underscores the need for continued research into this remarkable protein. As we deepen our understanding of myoglobin, we unlock new possibilities for enhancing athletic performance and improving health outcomes, making it a subject of great interest in both sports science and medicine.

肌红蛋白是一种在肌肉组织中发现的重要蛋白质，在氧气的储存和运输中发挥着重要作用。这种蛋白质在骨骼肌和心肌中尤其丰富，可以促进在身体活动期间有效利用氧气。肌红蛋白的结构使其能够结合氧分子，这对肌肉功能至关重要。当我们进行剧烈运动时，肌肉需要增加氧气供应以维持能量生产。在这里，肌红蛋白通过释放储存的氧气来支持有氧代谢。肌红蛋白的重要性不仅仅体现在氧气储存上，它还对肌肉组织的整体颜色有所贡献。肌红蛋白的存在使红肉具有特征性的颜色，使其与含量较少的这种蛋白质的白肉区分开来。此外，肌红蛋白的浓度可能因肌肉类型和动物物种而异。例如，进行更多持续体力活动的动物，如候鸟或赛马，其肌肉中的肌红蛋白水平往往高于不活跃的动物。理解肌红蛋白的功能对于运动员和参与运动科学的人士至关重要。增加的肌红蛋白水平可以通过提高运动员的耐力和减少疲劳来增强他们的表现。在高海拔地区训练，氧气水平较低，可以刺激肌红蛋白的产生，从而增加肌肉的氧气携带能力。这种生理适应是许多精英运动员将高海拔训练纳入其训练计划的原因之一。此外，研究肌红蛋白可以提供对各种医学状况的见解。例如，血液中肌红蛋白水平升高可能表明肌肉损伤，例如心脏病发作或严重伤害造成的损伤。医疗专业人员通常测量肌红蛋白水平以评估肌肉损伤的程度并指导治疗决策。因此，肌红蛋白不仅是肌肉生理学的重要组成部分，也是临床环境中有价值的生物标志物。总之，肌红蛋白是一种在肌肉功能、氧气储存甚至医学诊断中发挥多方面作用的重要蛋白质。它在运动表现和健康监测中的重要性强调了对这种出色蛋白质进行持续研究的必要性。随着我们对肌红蛋白理解的加深，我们为提高运动表现和改善健康结果打开了新的可能性，使其成为运动科学和医学领域备受关注的主题。