one t cell

简明释义

单晶体管单元

英英释义

例句

1.In cancer therapy, scientists aim to enhance the function of one T cell 一个T细胞 to attack tumor cells more effectively.

在癌症治疗中，科学家们旨在增强 一个T细胞 one T cell 的功能，以更有效地攻击肿瘤细胞。

2.When activated, one T cell 一个T细胞 can replicate and target multiple pathogens.

当被激活时，一个T细胞 one T cell 可以复制并针对多个病原体。

3.Even one T cell 一个T细胞 can remember past infections and provide long-term immunity.

即使是 一个T细胞 one T cell 也可以记住过去的感染并提供长期免疫。

4.The effectiveness of vaccines often relies on the ability to generate at least one T cell 一个T细胞 response.

疫苗的有效性通常依赖于能够产生至少 一个T细胞 one T cell 的反应。

5.In a recent study, researchers found that just one T cell 一个T细胞 can significantly influence the immune response.

在最近的一项研究中，研究人员发现仅仅 一个T细胞 one T cell 就可以显著影响免疫反应。

作文

In the intricate world of immunology, the role of T cells is paramount. Among these vital components of our immune system, there exists a particular type known as one T cell. This single unit plays a crucial role in the body’s defense against pathogens, including viruses and bacteria. Understanding the function of one T cell can provide insights into how our immune system works and how it can be harnessed for therapeutic purposes.T cells, or T lymphocytes, originate from stem cells in the bone marrow but mature in the thymus gland. They are essential for the adaptive immune response, which allows the body to recognize and remember specific pathogens. When a pathogen invades the body, it is the responsibility of one T cell to identify and respond to this threat. This identification process begins when the T cell encounters an antigen-presenting cell (APC) displaying fragments of the pathogen on its surface.Once activated, one T cell undergoes a series of changes, including proliferation and differentiation into effector T cells. These effector cells can directly kill infected cells or help other immune cells by releasing cytokines, which are signaling molecules that coordinate the immune response. The ability of one T cell to proliferate means that it can create a robust response to an infection, producing many clones that can target the same pathogen effectively.Moreover, one T cell also contributes to the formation of memory T cells after an infection has been cleared. These memory cells remain in the body long after the initial infection, allowing for a quicker and more efficient response if the same pathogen attempts to invade again. This aspect of T cell biology is fundamental to the effectiveness of vaccines, which aim to train one T cell and its counterparts to recognize and combat specific pathogens.The study of one T cell extends beyond basic immunology; it has significant implications in the field of cancer therapy. Researchers are exploring ways to manipulate T cells to enhance their ability to recognize and destroy cancer cells. One promising approach is CAR T-cell therapy, where a patient’s T cells are genetically engineered to express chimeric antigen receptors (CARs) that target cancer-specific antigens. This innovative treatment highlights the potential of one T cell as a powerful tool in personalized medicine.In conclusion, the importance of one T cell in the immune system cannot be overstated. It serves as a key player in recognizing and responding to infections, forming memory cells for long-term immunity, and offering new avenues for cancer treatment. As we continue to unravel the complexities of the immune system, the role of one T cell will undoubtedly remain at the forefront of scientific research and clinical applications. Understanding this singular entity not only enhances our knowledge of human health but also paves the way for innovative therapies that could transform medical practice in the future.

在免疫学的复杂世界中，T细胞的作用至关重要。在这些我们免疫系统的重要组成部分中，存在一种特殊类型，称为一个T细胞。这个单一单位在身体抵御病原体（包括病毒和细菌）的防御中发挥着关键作用。理解一个T细胞的功能可以提供有关我们免疫系统如何运作以及如何利用它进行治疗的见解。T细胞或T淋巴细胞起源于骨髓中的干细胞，但在胸腺中成熟。它们对适应性免疫反应至关重要，这使得身体能够识别和记住特定的病原体。当病原体入侵身体时，一个T细胞的责任是识别并响应这一威胁。这个识别过程始于T细胞遇到抗原呈递细胞（APC），后者在其表面展示病原体的片段。一旦被激活，一个T细胞会经历一系列变化，包括增殖和分化为效应T细胞。这些效应细胞可以直接杀死感染的细胞，或通过释放细胞因子帮助其他免疫细胞，细胞因子是协调免疫反应的信号分子。一个T细胞的增殖能力意味着它可以对感染产生强有力的反应，产生许多克隆，有效地针对相同的病原体。此外，一个T细胞在感染清除后还参与记忆T细胞的形成。这些记忆细胞在初次感染后仍然留在体内，如果相同的病原体再次试图入侵，它们可以更快速、更有效地响应。这一T细胞生物学的方面对于疫苗的有效性至关重要，疫苗旨在训练一个T细胞及其对应细胞识别和对抗特定病原体。对一个T细胞的研究超越了基础免疫学；它在癌症治疗领域具有重要意义。研究人员正在探索操纵T细胞以增强其识别和摧毁癌细胞能力的方法。一种有前景的方法是CAR T细胞疗法，其中患者的T细胞经过基因工程改造，以表达靶向癌症特异性抗原的嵌合抗原受体（CAR）。这一创新治疗突显了一个T细胞作为个性化医学强大工具的潜力。总之，一个T细胞在免疫系统中的重要性不容小觑。它作为识别和响应感染的关键参与者，形成长期免疫的记忆细胞，并为癌症治疗提供新的途径。随着我们继续揭示免疫系统的复杂性，一个T细胞的角色无疑将在科学研究和临床应用的前沿保持重要地位。理解这个单一实体不仅增强了我们对人类健康的知识，也为未来可能改变医学实践的创新疗法铺平了道路。