isozymes

简明释义

英[ˈaɪsəʊˌzaɪmz]美[aɪsəˈzaɪmz]

n. 同功酶（isozyme 的复数）

英英释义

单词用法

同义词

反义词

例句

1.By using polyacrylamide gel electrophoresis, the changes of LDH isozymes in the kidney, Liver, heart, gill and blood serum of grass carp infected with Aeromonas sobria were studied.

本试验采用聚丙酰胺凝胶垂直平板电泳，研究了正常草鱼和温和气单胞菌感染的草鱼的肝脏、肾脏、心脏、鳃及血清的乳酸脱氢酶（LDH）同工酶。

2.The results show that there are many differences in activities and bands between their corresponding isozymes.

实验表明，单倍体的上述同工酶区带数和活力与同胚期的二倍体比较，差异甚大。

3.The stage-specific isozymes can be used as the biochemical indices to identify the specificity of a certain developmental stage.

个体发育阶段特异性的同工酶可以作为一项生化指标用于三疣梭子蟹发育阶段的鉴别。

4.Isozymes of lactate dehydrogenase (LDH) in the skim milk of 109 Maiwa yaks and 100 Jiulong yaks were assayed by native PAGE.

用聚丙烯酰胺凝胶电泳法，对109头麦洼牦牛和100头九龙牦牛乳中的乳酸脱氢酶(LDH)同工酶进行检测。

5.Antibody against native LDH-C4 is specific to spermtozoa and is not cross-reactive with somatic LDH isozymes.

它是一种自身抗原，其天然抗体不与体细胞LDH同工酶发生交叉反应。

6.Lactate dehydrogenase (LDH) isozymes of 20 species of Cyprinidae fish were analysed with disc polyacrylamide gel electrophoresis.

本文对20种鲤科鱼类的同工酶表型进行了分析比较。

7.The peroxidase isozyme of microstrobilus in scion and stock appear interfere isozymes, especially affect on the stock; and influence on their genes sequential expression ;

接穗和砧木的小孢子叶球的过氧化物酶同工酶都出现干扰酶带，尤其对砧木影响较大，同时还影响其顺序表达；

8.In plants, isozymes 同工酶 play a crucial role in metabolic pathways.

在植物中，isozymes 同工酶在代谢途径中起着至关重要的作用。

9.The study of isozymes 同工酶 helps in understanding enzyme function in different tissues.

对isozymes 同工酶的研究有助于理解不同组织中酶的功能。

10.The presence of specific isozymes 同工酶 can be a marker for certain diseases.

特定isozymes 同工酶的存在可能是某些疾病的标志。

11.Researchers discovered that the isozymes 同工酶 of lactate dehydrogenase vary significantly among species.

研究人员发现乳酸脱氢酶的isozymes 同工酶在物种之间差异显著。

12.Different isozymes 同工酶 can catalyze the same reaction but may have different regulatory properties.

不同的isozymes 同工酶可以催化相同的反应，但可能具有不同的调节特性。

作文

Isozymes are a fascinating aspect of biochemistry that play a crucial role in the metabolic processes of living organisms. These enzymes, which catalyze the same chemical reaction but differ in their structure, provide a unique insight into the complexity of biological systems. Understanding isozymes can enhance our knowledge of enzyme regulation, genetic diversity, and even disease mechanisms. In this essay, we will explore the definition of isozymes (同工酶), their significance in various fields, and how they can be applied in practical scenarios.Firstly, it is important to define what isozymes (同工酶) are. They are multiple forms of an enzyme that exist within a single organism. Although they perform the same function, their amino acid sequences may vary, leading to differences in kinetic properties and regulatory mechanisms. This variation allows organisms to adapt to different physiological conditions. For example, the enzyme lactate dehydrogenase has several isozymes (同工酶) that are expressed in different tissues, such as the heart and skeletal muscles. This tissue-specific expression is vital for meeting the varying energy demands of these tissues during different activities.The significance of isozymes (同工酶) extends beyond basic biochemistry. In clinical diagnostics, the analysis of isozymes (同工酶) can provide valuable information about an individual’s health. For instance, certain isozymes (同工酶) of creatine kinase are released into the bloodstream following a heart attack. By measuring the levels of these isozymes (同工酶), healthcare professionals can determine the extent of cardiac damage and make informed decisions about treatment plans. Similarly, changes in the expression of specific isozymes (同工酶) can serve as biomarkers for various diseases, including cancer and metabolic disorders.Moreover, isozymes (同工酶) also play a significant role in evolutionary biology. The existence of multiple forms of an enzyme suggests that organisms have evolved different strategies to cope with environmental changes. By studying the distribution and function of isozymes (同工酶) across different species, scientists can gain insights into how evolutionary pressures shape metabolic pathways. This understanding can help in conservation efforts, as it highlights the importance of genetic diversity within populations.In agricultural sciences, the manipulation of isozymes (同工酶) can lead to improved crop varieties. For example, by selecting for specific isozymes (同工酶) that confer resistance to pests or environmental stresses, researchers can develop plants that are more resilient and productive. This application of biochemistry not only enhances food security but also promotes sustainable agricultural practices.In conclusion, isozymes (同工酶) are an essential component of biochemistry that illustrates the complexity and adaptability of living organisms. Their study not only deepens our understanding of metabolic processes but also provides practical applications in medicine, agriculture, and evolutionary biology. As research continues to uncover the intricacies of isozymes (同工酶), we can expect to see further advancements in these fields, ultimately benefiting human health and the environment.

同工酶是生物化学中一个迷人的方面，在生物体的代谢过程中起着至关重要的作用。这些酶催化相同的化学反应，但在结构上有所不同，提供了对生物系统复杂性的独特洞察。理解同工酶可以增强我们对酶调节、遗传多样性甚至疾病机制的认识。在这篇文章中，我们将探讨isozymes（同工酶）的定义、它们在各个领域的重要性，以及如何在实际场景中应用它们。首先，重要的是要定义isozymes（同工酶）是什么。它们是存在于单一生物体内的多种形式的酶。尽管它们执行相同的功能，但其氨基酸序列可能有所不同，从而导致动力学特性和调节机制的差异。这种变异使生物体能够适应不同的生理条件。例如，乳酸脱氢酶具有几种isozymes（同工酶），在心脏和骨骼肌等不同组织中表达。这种组织特异性的表达对于满足这些组织在不同活动中的能量需求至关重要。isozymes（同工酶）的重要性超越了基础生物化学。在临床诊断中，对isozymes（同工酶）的分析可以提供有关个体健康的宝贵信息。例如，某些肌酸激酶的isozymes（同工酶）在心脏病发作后释放到血液中。通过测量这些isozymes（同工酶）的水平，医疗专业人员可以确定心脏损伤的程度，并就治疗方案做出明智的决策。同样，特定isozymes（同工酶）表达的变化可以作为各种疾病的生物标志物，包括癌症和代谢紊乱。此外，isozymes（同工酶）在进化生物学中也发挥着重要作用。多种形式的酶的存在表明，生物体已经进化出不同的策略来应对环境变化。通过研究不同物种之间isozymes（同工酶）的分布和功能，科学家可以深入了解进化压力如何塑造代谢途径。这种理解有助于保护工作，因为它突显了种群内遗传多样性的重要性。在农业科学中，对isozymes（同工酶）的操控可以导致改良的作物品种。例如，通过选择赋予抵抗害虫或环境压力的特定isozymes（同工酶），研究人员可以开发出更具韧性和高产的植物。这种生物化学的应用不仅提高了粮食安全，还促进了可持续农业实践。总之，isozymes（同工酶）是生物化学中一个重要的组成部分，展示了生物体的复杂性和适应性。它们的研究不仅加深了我们对代谢过程的理解，而且在医学、农业和进化生物学中提供了实际应用。随着研究不断揭示isozymes（同工酶）的复杂性，我们可以期待在这些领域进一步取得进展，最终造福人类健康和环境。