peroxidase

简明释义

英[pəˈrɒksɪˌdeɪz;pəˈrɒksɪˌdeɪs]美[pəˈrɑːksɪˌdeɪs]

n. [生化] 过氧物酶

英英释义

单词用法

同义词

反义词

例句

1.Activity of enzyme (peroxidase, catalase) in spikelets was differently influenced by temperature under different humidity.

过氧化物酶、过氧化氢酶活性在不同湿度下受温度的影响不同。

2.This is an autoimmune disease and often antithyroglobulin and antimicrosomal (thyroid peroxidase) antibodies can be detected.

此为自身免疫疾病，通常抗甲状腺球蛋白和微粒体抗体（甲状腺过氧化物酶抗体）能够被检测。

3.Insulin was labeled with horseradish peroxidase by sodium periodate oxidation method.

用高碘酸钠氧化法将辣根过氧化物酶标记于胰岛素。

4.Lycione inhibits the cell elongation of wheat coleoptile and the activity of peroxidase also.

石蒜碱处理的小麦胚芽鞘切段细胞延长明显被抑制。

5.The results showed that peroxidase isoenzymes in chinese jujube had tissuse specialities and development differences.

结果表明过物酶同功酶在枣树叶片中具有发育阶段性和器官的特异性。

6.With the growing of grafted tomatoes, their membrane-peroxidase enzymes got gradually weak.

随植株的生长发育过氧化物酶同工酶谱带逐渐减弱至消失。

7.Treatment of waste water containing pyrocatechol catalyzed by horseradish peroxidase ( HRP ) was studied.

研究了用辣根过氧化物酶催化处理邻苯二酚废水的效果。

8.The results indicate that there is distinct relationship between differentiation of capsicum E with its peroxidase isoenzymes.

结果表明辣椒试材E胚轴分化与过氧化物同工酶的变化具有明显的相关性。

9.In this case, the next step is to check for antithyroid peroxidase antibodies. Women who are antibody positive should be treated.

在这种情况下，下一步应检查甲状腺过氧化物酶抗体，抗体阳性的妇女应及时治疗。

10.Certain bacteria produce peroxidase to detoxify harmful substances.

某些细菌产生过氧化物酶以解毒有害物质。

11.In the laboratory, we measured the peroxidase levels in various fruit extracts.

在实验室中，我们测量了各种水果提取物中的过氧化物酶水平。

12.Researchers found that peroxidase activity increases in plants under stress conditions.

研究人员发现，在压力条件下，植物中的过氧化物酶活性增加。

13.The enzyme peroxidase plays a crucial role in breaking down hydrogen peroxide in cells.

酶过氧化物酶在细胞中分解过氧化氢方面起着至关重要的作用。

14.The presence of peroxidase in the blood can indicate certain diseases.

血液中存在的过氧化物酶可能表明某些疾病。

作文

Enzymes play a crucial role in various biochemical processes, and one of the significant enzymes is peroxidase. 过氧化物酶 is an enzyme that catalyzes the decomposition of peroxides, particularly hydrogen peroxide, into water and oxygen. This process is vital for protecting cells from oxidative damage caused by reactive oxygen species. In plants, peroxidase 过氧化物酶 is involved in various physiological processes, including growth, development, and response to stress. For example, when plants are exposed to pathogens, peroxidase 过氧化物酶 activity increases, helping to strengthen cell walls and limit the spread of disease. Additionally, peroxidase 过氧化物酶 plays a role in the synthesis of lignin, a complex organic polymer that provides structural support to plant cells.In animals, peroxidase 过氧化物酶 is found in various tissues and is essential for maintaining cellular health. It helps to detoxify harmful substances and plays a role in the immune response. For instance, in humans, myeloperoxidase, a type of peroxidase 过氧化物酶, is produced by white blood cells and is crucial for fighting infections. It generates hypochlorous acid from hydrogen peroxide, which is effective in killing bacteria and other pathogens.The importance of peroxidase 过氧化物酶 extends beyond just detoxification. Research has shown that it can be involved in signaling pathways that regulate various cellular functions. For example, certain types of peroxidase 过氧化物酶 are implicated in the regulation of apoptosis, or programmed cell death, which is essential for maintaining tissue homeostasis. Furthermore, alterations in peroxidase 过氧化物酶 activity have been linked to various diseases, including cancer and neurodegenerative disorders. Understanding the role of peroxidase 过氧化物酶 in these conditions could lead to new therapeutic strategies.In the field of biotechnology, peroxidase 过氧化物酶 is utilized in various applications. Its ability to catalyze oxidation-reduction reactions makes it valuable in industries such as food processing, where it can be used to improve the quality and safety of products. Additionally, peroxidase 过氧化物酶 is used in biosensors for detecting pollutants and toxins, showcasing its versatility in practical applications.In conclusion, peroxidase 过氧化物酶 is a vital enzyme with diverse roles in both plants and animals. Its functions extend from protecting cells against oxidative stress to participating in critical biological processes such as immunity and apoptosis. As research continues to uncover the complexities of peroxidase 过氧化物酶 and its mechanisms, it holds promise for advancements in medicine, agriculture, and environmental science. Understanding this enzyme's multifaceted nature will undoubtedly contribute to our knowledge of biology and its applications in various fields.

酶在各种生化过程中发挥着至关重要的作用，其中一个重要的酶是过氧化物酶。过氧化物酶是一种催化过氧化物，特别是氢过氧化物分解成水和氧气的酶。这一过程对于保护细胞免受活性氧物质引起的氧化损伤至关重要。在植物中，过氧化物酶参与了多种生理过程，包括生长、发育和应对压力。例如，当植物暴露于病原体时，过氧化物酶的活性会增加，帮助加强细胞壁并限制疾病的传播。此外，过氧化物酶在木质素的合成中也起着作用，木质素是一种复杂的有机聚合物，为植物细胞提供结构支持。在动物中，过氧化物酶存在于各种组织中，对于维持细胞健康至关重要。它有助于解毒有害物质，并在免疫反应中发挥作用。例如，在人类中，髓过氧化物酶是一种由白血细胞产生的过氧化物酶，对于抵抗感染至关重要。它从氢过氧化物中生成次氯酸，这对杀死细菌和其他病原体非常有效。过氧化物酶的重要性不仅限于解毒。研究表明，它可能参与调节各种细胞功能的信号通路。例如，某些类型的过氧化物酶与凋亡或程序性细胞死亡的调节有关，这对于维持组织稳态至关重要。此外，过氧化物酶活性的改变与各种疾病相关，包括癌症和神经退行性疾病。了解过氧化物酶在这些疾病中的作用可能会导致新的治疗策略。在生物技术领域，过氧化物酶被用于各种应用。其催化氧化还原反应的能力使其在食品加工等行业中具有价值，可以用来改善产品的质量和安全性。此外，过氧化物酶还用于检测污染物和毒素的生物传感器，展示了其在实际应用中的多样性。总之，过氧化物酶是一种在植物和动物中具有多种功能的重要酶。其功能不仅限于保护细胞免受氧化压力，还参与免疫和凋亡等关键生物过程。随着研究继续揭示过氧化物酶及其机制的复杂性，它在医学、农业和环境科学中的进步充满希望。理解这种酶的多面性无疑将有助于我们对生物学及其在各个领域应用的认识。