pyruvate
简明释义
n. [有化] 丙酮酸盐;丙酮酸酯
英英释义
单词用法
丙酮酸代谢 | |
丙酮酸钠 | |
丙酮酸脱氢酶 | |
乳酸转化为丙酮酸 | |
将丙酮酸转化为乙酰辅酶A | |
丙酮酸激酶活性 | |
增加丙酮酸水平 | |
丙酮酸作为能量来源 |
同义词
丙酮酸 | Pyruvate is a key intermediate in several metabolic pathways. | 丙酮酸是多个代谢途径中的关键中间产物。 | |
2-氧丙酸 | The conversion of glucose to pyruvate occurs during glycolysis. | 葡萄糖转化为丙酮酸发生在糖酵解过程中。 |
反义词
例句
1.Pyruvate oxidation occurs in the inner membrane of the mitochondria.
丙酮酸氧化发生在内膜的线粒体的。
2.ATP is formed in the payoff phase of glycolysis by two reactions, promoted by phosphoglycerate kinase and pyruvate kinase.
ATP在糖酵解的收获阶段经过两个反应生成,由磷酸甘油酸激酶和丙酮酸激酶催化。
3.Pyruvate oxidation was accelerated by catalytic amount of succinate. The operation of condensing enzyme is thus indicated.
丙酮酸的氧化能为催化量的琥珀酸所引发,说明有缩合酶的活性存在。
4.Some holoenzymes , such as pyruvate dehydrogenase , are highly complex , with several cofactors.
有一些全酶是高度复杂的,如丙酮酸脱氢酶。
5.Effects of glucose, acetone and pyruvate on the surface of platelets and erythrocytes were studied by means of cell electrophoresis method.
通过用细胞电泳方法观察葡萄糖、丙酮、丙酮酸对血浆中血小板、红细胞电泳时间的影响。
6.Pyruvate orthophosphate dikinase (PPDK) is a key enzyme of C4 photosynthesis pathway. It plays an important role in C4 photosynthesis.
丙酮酸磷酸双激酶是C4光合途径中的专一性酶,在C4光合作用中起着重要作用。
7.Glycerate or OH-pyruvate was converted into serine by spinach leaf peroxisomes.
菠菜叶片过氧体可转变甘油酸或羟基丙酮酸成为丝氨酸。
8.During glycolysis, glucose is broken down into two molecules of pyruvate, which is a key intermediate in cellular respiration.
在糖酵解过程中,葡萄糖被分解成两个丙酮酸分子,这是细胞呼吸中的一个关键中间体。
9.The conversion of pyruvate to acetyl-CoA is an important step in the Krebs cycle.
丙酮酸转化为乙酰辅酶A是克雷布斯循环中的一个重要步骤。
10.In anaerobic conditions, pyruvate is converted into lactic acid in muscle cells.
在厌氧条件下,肌肉细胞中的丙酮酸被转化为乳酸。
11.Researchers are studying the role of pyruvate in energy metabolism and its potential effects on aging.
研究人员正在研究丙酮酸在能量代谢中的作用及其对衰老的潜在影响。
12.Elevated levels of pyruvate in the blood can indicate metabolic disorders.
血液中丙酮酸水平升高可能表明代谢紊乱。
作文
In the realm of biochemistry, understanding the role of various compounds is crucial for grasping the complexities of metabolic pathways. One such compound is pyruvate, which plays a pivotal role in cellular respiration and energy production. Pyruvate is the end product of glycolysis, a fundamental process that breaks down glucose to extract energy. This three-carbon molecule serves as a critical junction in the metabolic pathway, directing the flow of carbon atoms into different processes depending on the availability of oxygen. When oxygen is present, pyruvate enters the mitochondria, where it is converted into acetyl-CoA, a key substrate for the Krebs cycle. This cycle is essential for aerobic respiration, allowing cells to produce ATP, the energy currency of the cell. The conversion of pyruvate to acetyl-CoA also generates NADH, another important molecule that carries electrons to the electron transport chain, further enhancing ATP production. Conversely, under anaerobic conditions, when oxygen is scarce, pyruvate undergoes fermentation. In human muscles, this process results in the formation of lactic acid, which can accumulate and lead to muscle fatigue. In yeast, pyruvate is converted into ethanol and carbon dioxide, showcasing the versatility of this compound in different organisms. The significance of pyruvate extends beyond its role in energy metabolism. It is also involved in various biosynthetic pathways. For instance, pyruvate can be used to synthesize amino acids, gluconeogenesis, and fatty acids. This versatility highlights the importance of pyruvate in maintaining metabolic homeostasis, allowing cells to adapt to changing energy demands. Moreover, research has shown that pyruvate may have therapeutic potential. Some studies suggest that pyruvate supplementation could enhance exercise performance by improving endurance and reducing fatigue. Additionally, its role as an antioxidant has garnered attention, with evidence indicating that pyruvate may help mitigate oxidative stress in cells. In conclusion, pyruvate is more than just a simple three-carbon molecule; it is a crucial player in the intricate dance of cellular metabolism. Its ability to link glycolysis with aerobic and anaerobic pathways makes it a central figure in energy production. Furthermore, its involvement in various biosynthetic processes and potential therapeutic applications underscores its importance in both health and disease. Understanding pyruvate and its multifaceted roles can provide valuable insights into metabolic regulation and the development of strategies for enhancing human health.
在生物化学领域,理解各种化合物的作用对于掌握代谢途径的复杂性至关重要。其中一个重要的化合物是丙酮酸,它在细胞呼吸和能量生产中发挥着关键作用。丙酮酸是糖酵解的最终产物,这一基本过程分解葡萄糖以提取能量。这个三碳分子在代谢途径中起着关键的交汇点作用,根据氧气的可用性,决定碳原子的流向不同的过程。 当氧气存在时,丙酮酸进入线粒体,在那里转化为乙酰辅酶A,这是克雷布斯循环的一个关键底物。这个循环对于有氧呼吸至关重要,使细胞能够产生ATP,即细胞的能量货币。丙酮酸转化为乙酰辅酶A的过程中还会生成NADH,另一个重要的分子,它将电子传递到电子传递链,进一步增强ATP的生产。 相反,在缺氧条件下,当氧气稀缺时,丙酮酸会经历发酵。在人类肌肉中,这一过程导致乳酸的形成,这可能会积累并导致肌肉疲劳。在酵母中,丙酮酸被转化为乙醇和二氧化碳,展示了这一化合物在不同生物体中的多样性。 丙酮酸的重要性不仅限于其在能量代谢中的作用。它还参与多种生物合成途径。例如,丙酮酸可以用于合成氨基酸、糖异生和脂肪酸。这种多功能性突显了丙酮酸在维持代谢稳态中的重要性,使细胞能够适应变化的能量需求。 此外,研究表明,丙酮酸可能具有治疗潜力。一些研究表明,丙酮酸补充剂可以通过改善耐力和减少疲劳来增强运动表现。此外,它作为抗氧化剂的作用也引起了关注,有证据表明丙酮酸可能有助于减轻细胞中的氧化应激。 总之,丙酮酸不仅仅是一个简单的三碳分子;它是细胞代谢复杂舞蹈中的关键参与者。它将糖酵解与有氧和无氧途径连接起来,使其成为能量生产的核心角色。此外,它参与多种生物合成过程和潜在的治疗应用,强调了它在健康和疾病中的重要性。理解丙酮酸及其多方面的角色可以为代谢调节提供宝贵的见解,并为增强人类健康的发展策略提供思路。
文章标题:pyruvate的意思是什么
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