immunoglobulins

简明释义

英[ˌɪmjʊnəˈɡlɒbjʊlɪnz]美[ˌɪmjunəˈɡlɑbjəlɪnz]

n. [免疫][生化]免疫球蛋白；[免疫][生化]免疫球蛋白类（immunoglobulin 的复数形式）

英英释义

单词用法

同义词

反义词

例句

1.Dialysis and so-called immunoglobulins are most often taken by patients with serious medical ailments, including kidney failure and rheumatoid arthritis.

患有包括肾衰或类风湿性关节炎等严重疾病的患者常常需要透析及所谓的免疫球蛋白治疗。

2.Depending on the cause treatment for immunodeficiency may be administration of immunoglobulins bone-marrow transplant or therapy for the underlying disease.

免疫不全的治疗取决于病因，可能要使用免疫球蛋白、骨髓移植或是对造成免疫不全的疾病作根本治疗。

3.This process separates the collected plasma into specific components, such as albumin and immunoglobulins, most of which are made into medications for human use.

这个过程将收集到的血浆分离成特定的组分，如白蛋白和免疫球蛋白，大部分组分被制成药物给人类使用。

4.The results showed that there were great difference of protein content and composition among diary products, and active immunoglobulins concentration was low.

结果表明，目前牛初乳制品的蛋白含量与组成有很大的差异，并且活性免疫球蛋白含量较低。

5.Conclusions Low-intensity VHF radiation can decrease the nervous system function in occupationally exposed personnel and induce increase in some kinds of enzymes and immunoglobulins.

结论低强度超短波电磁辐射对职业暴露人员神经系统功能有影响，并可引起部分血清酶活力和免疫球蛋白浓度升高。

6.Immunoglobulins against the hepatitis C virus exist and newer types are under development.

针对丙型肝炎的免疫球蛋白已经存在，并且新类型正在研究中。

7.The body produces different types of immunoglobulins to fight off infections.

身体产生不同类型的免疫球蛋白来抵抗感染。

8.Doctors often measure the levels of immunoglobulins in the blood to assess immune function.

医生通常测量血液中免疫球蛋白的水平来评估免疫功能。

9.Certain diseases can lead to abnormal levels of immunoglobulins in the body.

某些疾病可能导致体内免疫球蛋白水平异常。

10.Vaccines work by stimulating the production of specific immunoglobulins that target pathogens.

疫苗通过刺激产生针对病原体的特定免疫球蛋白来发挥作用。

11.Research shows that low levels of immunoglobulins can increase susceptibility to infections.

研究表明，低水平的免疫球蛋白会增加感染的易感性。

作文

The human body is an intricate system, designed to protect itself from various pathogens and diseases. One of the key components of this defense mechanism is a group of proteins known as immunoglobulins, which play a crucial role in the immune response. Immunoglobulins (免疫球蛋白) are antibodies produced by B cells, a type of white blood cell. These proteins are essential for identifying and neutralizing foreign objects like bacteria and viruses that invade the body. There are five main classes of immunoglobulins: IgG, IgA, IgM, IgE, and IgD, each serving distinct functions. For instance, IgG is the most abundant type of antibody found in the bloodstream and is vital for long-term immunity. It helps in opsonization, a process where pathogens are marked for destruction by other immune cells. On the other hand, IgA is primarily found in mucosal areas, such as the gut, respiratory tract, and urogenital tract, providing a first line of defense against pathogens entering through these surfaces. IgM is the first antibody produced in response to an infection, acting quickly to provide initial protection. Meanwhile, IgE is associated with allergic reactions and responses to parasitic infections. Lastly, IgD is less understood but is believed to play a role in the activation and regulation of B cells. The production of immunoglobulins is a complex process that begins when B cells recognize specific antigens, which are substances that provoke an immune response. Once activated, B cells differentiate into plasma cells that secrete large quantities of immunoglobulins. This process not only helps in neutralizing pathogens but also in forming memory cells that ensure the body can respond more effectively to future infections by the same pathogen. Understanding the role of immunoglobulins is particularly important in the field of medicine. For example, measuring the levels of different classes of immunoglobulins in blood tests can help diagnose various conditions, including immunodeficiencies, autoimmune diseases, and infections. A deficiency in certain types of immunoglobulins may indicate an inability to fight off infections, while elevated levels may suggest an ongoing infection or an autoimmune disorder. Moreover, immunoglobulins are also utilized in therapeutic applications. Intravenous immunoglobulin (IVIG) therapy involves administering concentrated doses of immunoglobulins to patients with weakened immune systems, helping them combat infections more effectively. This treatment has been beneficial for individuals with conditions such as primary immunodeficiency diseases, certain neurological disorders, and even some autoimmune diseases. In conclusion, immunoglobulins are indispensable components of the immune system, providing protection against a wide array of pathogens. Their diverse roles and mechanisms underscore the complexity of the immune response. As research continues to evolve, our understanding of immunoglobulins will undoubtedly lead to improved diagnostic tools and therapeutic strategies, enhancing our ability to combat diseases and maintain health. The study of immunoglobulins not only highlights the remarkable capabilities of our immune system but also emphasizes the importance of maintaining a healthy lifestyle to support its function. By understanding how these proteins work, we can appreciate the intricate defenses our bodies have developed over millions of years, ensuring our survival in a world filled with potential threats.

人类身体是一个复杂的系统，旨在保护自己免受各种病原体和疾病的侵害。这一防御机制的关键组成部分之一是一组称为免疫球蛋白的蛋白质，它们在免疫反应中发挥着至关重要的作用。免疫球蛋白（immunoglobulins）是由B细胞（一种白血球）产生的抗体。这些蛋白质对于识别和中和侵入体内的细菌和病毒等外来物质至关重要。 免疫球蛋白主要有五种类型：IgG、IgA、IgM、IgE和IgD，每种类型都有不同的功能。例如，IgG是血液中最丰富的抗体类型，对于长期免疫至关重要。它有助于标记病原体，使其被其他免疫细胞消灭。另一方面，IgA主要存在于粘膜区域，如肠道、呼吸道和泌尿生殖道，为通过这些表面进入的病原体提供第一道防线。 IgM是在感染后首先产生的抗体，迅速提供初步保护。同时，IgE与过敏反应和寄生虫感染有关。最后，IgD的作用尚不完全清楚，但据信在B细胞的激活和调节中发挥作用。 免疫球蛋白的生产是一个复杂的过程，当B细胞识别特定抗原（引发免疫反应的物质）时便开始。一旦被激活，B细胞就会分化为浆细胞，分泌大量的免疫球蛋白。这一过程不仅有助于中和病原体，还有助于形成记忆细胞，以确保身体能够更有效地应对未来相同病原体的感染。 理解免疫球蛋白的作用在医学领域尤其重要。例如，测量血液中不同类型免疫球蛋白的水平可以帮助诊断各种疾病，包括免疫缺陷、自身免疫性疾病和感染。某些类型的免疫球蛋白缺乏可能表明抵抗感染的能力不足，而水平升高可能暗示正在进行的感染或自身免疫性疾病。 此外，免疫球蛋白还用于治疗应用。静脉注射免疫球蛋白（IVIG）疗法涉及向免疫系统较弱的患者施用浓缩剂量的免疫球蛋白，帮助他们更有效地抵抗感染。这种治疗对患有原发性免疫缺陷疾病、某些神经系统疾病甚至一些自身免疫性疾病的个体非常有益。 总之，免疫球蛋白是免疫系统不可或缺的组成部分，为抵御各种病原体提供保护。它们多样的角色和机制突显了免疫反应的复杂性。随着研究的不断发展，我们对免疫球蛋白的理解无疑将导致更好的诊断工具和治疗策略，提高我们应对疾病和维持健康的能力。 对免疫球蛋白的研究不仅强调了我们免疫系统的卓越能力，还强调了保持健康生活方式以支持其功能的重要性。通过了解这些蛋白质的工作原理，我们可以欣赏到我们的身体在数百万年中发展出的复杂防御机制，确保我们在充满潜在威胁的世界中的生存。