properdin

简明释义

英[ˈprəʊpədɪn]美[proʊˈpərdn]

n. 血清灭菌蛋白；[免疫][生化] 备解素

英英释义

单词用法

同义词

反义词

例句

1.Conclusion: The increased IMT might be related with down-regulation of complement regulatory protein CD55 expression, but has no direct association with complement C3, C4, properdin and CD59.

结论：颈动脉imt增厚与补体调节蛋白CD 55表达降低相关，而与补体C 3、C4、备解素、补体调节蛋白CD 59无直接关系。

2.Conclusion: The increased IMT might be related with down-regulation of complement regulatory protein CD55 expression, but has no direct association with complement C3, C4, properdin and CD59.

结论：颈动脉imt增厚与补体调节蛋白CD 55表达降低相关，而与补体C 3、C4、备解素、补体调节蛋白CD 59无直接关系。

3.The activation of the complement system requires the presence of properdin 补体蛋白.

补体系统的激活需要 properdin 补体蛋白 的存在。

4.In laboratory tests, properdin 补体蛋白 was shown to stabilize the alternative pathway of the complement system.

在实验室测试中，properdin 补体蛋白 被证明能稳定补体系统的替代途径。

5.A deficiency in properdin 补体蛋白 can lead to increased susceptibility to infections.

缺乏 properdin 补体蛋白 可能导致对感染的易感性增加。

6.Researchers are investigating the levels of properdin 补体蛋白 in patients with autoimmune diseases.

研究人员正在调查自身免疫疾病患者体内的 properdin 补体蛋白 水平。

7.The study revealed that properdin 补体蛋白 plays a crucial role in the immune response.

研究表明，properdin 补体蛋白 在免疫反应中发挥着至关重要的作用。

作文

Properdin is a fascinating component of the immune system that plays a crucial role in the body's defense against infections. It is a positive regulator of the alternative pathway of the complement system, which is an essential part of our innate immunity. Understanding the function and significance of properdin (适当素) can help us appreciate how our body fights off pathogens and maintains health.The complement system consists of a series of proteins that work together to identify and eliminate pathogens such as bacteria and viruses. Among these proteins, properdin (适当素) acts as a stabilizer for the C3 convertase enzyme complex, which is vital for the activation of the complement system. By stabilizing this complex, properdin (适当素) enhances the ability of the immune system to respond to infections more effectively.One of the most intriguing aspects of properdin (适当素) is its ability to enhance opsonization. Opsonization is the process by which pathogens are marked for destruction by immune cells. When properdin (适当素) binds to pathogens, it facilitates their recognition by phagocytes, such as macrophages and neutrophils. This interaction not only promotes the engulfment of the pathogens but also triggers a cascade of immune responses that lead to inflammation and ultimately the clearance of the infection.Research has shown that individuals with low levels of properdin (适当素) are more susceptible to infections, particularly from encapsulated bacteria. This indicates that properdin (适当素) is essential for providing robust protection against certain types of pathogens. Furthermore, variations in the properdin (适当素) gene have been linked to increased risk of autoimmune diseases, suggesting that its regulation is critical for maintaining a balance between effective immune responses and preventing tissue damage.In addition to its role in fighting infections, properdin (适当素) has been implicated in various inflammatory processes. For instance, it can contribute to tissue damage during chronic inflammatory conditions, such as rheumatoid arthritis and lupus. The dual nature of properdin (适当素) – both protective and potentially harmful – highlights the complexity of the immune system and the need for precise regulation of its components.The study of properdin (适当素) and its functions is ongoing, with researchers exploring its potential as a therapeutic target. By manipulating properdin (适当素) levels or activity, scientists hope to develop new strategies for treating infections, autoimmune diseases, and inflammatory disorders. This research underscores the importance of understanding the intricate workings of our immune system and the roles that specific proteins like properdin (适当素) play in maintaining our health.In conclusion, properdin (适当素) is a vital component of the immune system that enhances our ability to fight infections and regulate inflammation. Its unique properties and functions make it an important focus of scientific research, as we seek to uncover new ways to harness the power of our immune system for better health outcomes. By studying properdin (适当素), we gain valuable insights into the delicate balance of immune responses and the potential for innovative treatments in the future.

适当素是免疫系统中一个迷人的组成部分，在身体抵御感染方面发挥着至关重要的作用。它是补体系统替代途径的正调节因子，这是我们先天免疫的重要组成部分。理解properdin（适当素）的功能和重要性可以帮助我们欣赏身体如何抵御病原体并保持健康。补体系统由一系列蛋白质组成，这些蛋白质共同作用，以识别和消除细菌和病毒等病原体。在这些蛋白质中，properdin（适当素）作为C3转化酶酶复合物的稳定剂起着作用，该复合物对补体系统的激活至关重要。通过稳定这个复合物，properdin（适当素）增强了免疫系统对感染的有效反应能力。properdin（适当素）最引人注目的方面之一是它增强了调理作用。调理作用是病原体被免疫细胞标记以便于消灭的过程。当properdin（适当素）与病原体结合时，它促进了巨噬细胞和中性粒细胞等吞噬细胞的识别。这种相互作用不仅促进了病原体的吞噬，还触发了一系列免疫反应，导致炎症的发生，最终清除感染。研究表明，低水平的properdin（适当素）个体更容易受到感染，特别是来自包膜细菌的感染。这表明properdin（适当素）对于提供对某些类型病原体的强大保护是必不可少的。此外，properdin（适当素）基因的变异与自身免疫疾病的风险增加相关，表明其调节对于维持有效免疫反应与防止组织损伤之间的平衡至关重要。除了在抵御感染中的作用外，properdin（适当素）还与各种炎症过程有关。例如，它可能在慢性炎症条件下，如类风湿性关节炎和狼疮中导致组织损伤。properdin（适当素）的双重特性——既保护又潜在有害——突显了免疫系统的复杂性及其组成部分需要精确调节的必要性。对properdin（适当素）及其功能的研究仍在继续，研究人员正在探索其作为治疗靶点的潜力。通过操纵properdin（适当素）的水平或活性，科学家希望开发出新的策略来治疗感染、自身免疫疾病和炎症性疾病。这项研究强调了理解我们免疫系统的复杂工作及特定蛋白质如properdin（适当素）在维护健康中的作用的重要性。总之，properdin（适当素）是免疫系统中一个重要的组成部分，增强了我们抵御感染和调节炎症的能力。它独特的特性和功能使其成为科学研究的重要焦点，因为我们寻求揭示利用免疫系统力量以改善健康结果的新方法。通过研究properdin（适当素），我们获得了关于免疫反应微妙平衡和未来创新治疗潜力的宝贵见解。