thymocyte

简明释义

英[ˈθaɪməˌsaɪt]美[ˈθaɪməˌsaɪt]

n. [组织][免疫] 胸腺细胞

英英释义

单词用法

同义词

反义词

例句

1.Objective to study on the dexamethasone (dex) -induced mitochondrial depolarization and apoptosis process in mouse thymocyte.

目的研究地塞米松(DEX)诱导小鼠胸腺细胞凋亡进程中线粒体去极化作用特点。

2.CONCLUSION: The process of thymocyte apoptosis mediated by NO in mice is successively PS ectropion, mitochondrial depolarization, CL oxidation and cell crenation.

结论NO介导的小鼠胸腺细胞的凋亡过程，依次为磷脂酰丝氨酸外翻、线粒体去极化、CL氧化及细胞皱缩。

3.Objective to investigate the relationship between PF18 3 McAb recognized molecule and thymocyte activation induced apoptosis.

目的研究PF 183单抗识别分子和胸腺细胞活化及凋亡的关系。

4.The model of mesangioproliferative nephritis of rats, namely, anti- thymocyte serum nephritis (ATSN) was established by repeated injection of rabbit antiserum against rat thymocytes.

给大鼠注射抗胸腺细胞血清（ATS）复制系膜增生性肾小球肾炎即ATS性肾炎（ATSN）模型。

5.Objective: to investigate the pathway of C. albicans-induced murine thymocyte apoptosis.

目的：探讨白色念珠菌诱导小鼠胸腺细胞凋亡的通路。

6.Objective: to observe the dose rate effect of adaptive response of thymocyte apoptosis and cell cycle progression induced by low dose X ray radiation.

目的：观察X线低剂量辐射诱导胸腺细胞凋亡和细胞周期进程适应性反应的剂量率效应。

7.The effect of thymic peptide hormone on the changes of PNA receptors on the cell surface of mouse thymocyte was found to be both concentration and time dependent.

我们研究了胸腺激肽与胸腺细胞的温育时间、不同剂量及酸、碱、热和酶处理后的胸腺激肽对PNA受体的影响。

8.Objective to study the morphologic changes with age in thymocytes and to explore the effect of luteolin on the aging changes in thymocyte morphology, immunity and anti-oxidation activity in aged mice.

目的探讨不同年龄胸腺细胞在胸腺内区域性分布的形态学变化，研究木犀草素对衰老大鼠胸腺形态学及免疫功能和抗氧化能力的影响。

9.Researchers found that certain cytokines can influence the survival of thymocytes 胸腺细胞 in the thymus.

研究人员发现某些细胞因子可以影响thymocytes 胸腺细胞在胸腺中的存活。

10.In autoimmune diseases, the selection process of thymocytes 胸腺细胞 can fail, allowing self-reactive T cells to escape.

在自身免疫性疾病中，thymocytes 胸腺细胞的选择过程可能失败，允许自反应性T细胞逃逸。

11.Defective signaling pathways can lead to abnormal development of thymocytes 胸腺细胞, resulting in immunodeficiency.

信号通路缺陷可能导致thymocytes 胸腺细胞的异常发育，从而导致免疫缺陷。

12.The interaction between thymocytes 胸腺细胞 and thymic epithelial cells is crucial for T cell maturation.

thymocytes 胸腺细胞与胸腺上皮细胞之间的相互作用对T细胞成熟至关重要。

13.During T cell development, the immature cells known as thymocytes 胸腺细胞 undergo several stages of maturation.

在T细胞发育过程中，称为thymocytes 胸腺细胞的未成熟细胞经历多个成熟阶段。

作文

Thymocytes are a type of immune cell that play a crucial role in the development of the immune system. These cells are primarily found in the thymus, an organ located in the chest that is responsible for the maturation of T lymphocytes, or T cells. The process of T cell development is essential for the body’s ability to fight off infections and diseases. In this essay, we will explore the significance of thymocyte (胸腺细胞) development, their function in the immune response, and the implications of thymocyte-related research for understanding immune disorders.The thymus is most active during childhood and gradually shrinks with age, a process known as thymic involution. During this period, thymocytes (胸腺细胞) undergo several stages of differentiation, starting from progenitor cells that migrate from the bone marrow to the thymus. Once in the thymus, these progenitor cells proliferate and differentiate into various types of thymocytes (胸腺细胞), each playing a unique role in the immune system.One of the critical processes that thymocytes (胸腺细胞) undergo is positive and negative selection. Positive selection ensures that only those thymocytes (胸腺细胞) that can adequately recognize self-MHC (Major Histocompatibility Complex) molecules survive. This is vital because T cells need to identify infected or abnormal cells while avoiding attacks on healthy tissues. Negative selection, on the other hand, eliminates thymocytes (胸腺细胞) that bind too strongly to self-antigens, preventing autoimmunity.The successful maturation of thymocytes (胸腺细胞) into functional T cells is essential for a well-functioning immune system. T cells are responsible for identifying and destroying infected cells, coordinating the immune response, and providing long-term immunity through memory cells. Without the proper functioning of thymocytes (胸腺细胞), the body would be susceptible to infections and unable to mount effective immune responses.Research into thymocytes (胸腺细胞) has revealed significant insights into various immune disorders. For instance, abnormalities in thymocyte development can lead to immunodeficiencies, where the body fails to produce enough functional T cells. This can result in increased susceptibility to infections and certain cancers. Moreover, understanding how thymocytes (胸腺细胞) interact with other immune cells can help develop targeted therapies for autoimmune diseases, where the immune system mistakenly attacks the body’s own tissues.In conclusion, thymocytes (胸腺细胞) are vital components of the immune system, playing a crucial role in the development and maturation of T cells. Their proper function is essential for maintaining immune homeostasis and protecting the body against pathogens. As research continues to unveil the complexities of thymocyte biology, we gain a better understanding of immune disorders and potential therapeutic strategies to enhance immune function. The study of thymocytes (胸腺细胞) not only contributes to our knowledge of immunology but also holds promise for improving human health through innovative treatments and interventions.

胸腺细胞是一种免疫细胞，在免疫系统的发展中发挥着至关重要的作用。这些细胞主要存在于胸腺中，胸腺是一个位于胸部的器官，负责T淋巴细胞（或称T细胞）的成熟。T细胞发展的过程对身体抵御感染和疾病的能力至关重要。在这篇文章中，我们将探讨胸腺细胞（thymocyte）发展的重要性，它们在免疫反应中的功能，以及与胸腺细胞相关的研究对理解免疫障碍的影响。胸腺在儿童时期最为活跃，随着年龄的增长逐渐萎缩，这一过程被称为胸腺退化。在此期间，胸腺细胞（thymocyte）经历多个分化阶段，从迁移自骨髓的祖细胞开始。一旦进入胸腺，这些祖细胞增殖并分化为多种类型的胸腺细胞（thymocyte），每种细胞在免疫系统中扮演独特的角色。胸腺细胞（thymocyte）经历的一个关键过程是正选择和负选择。正选择确保只有那些能够充分识别自身MHC（主要组织相容性复合体）分子的胸腺细胞（thymocyte）存活。这一点至关重要，因为T细胞需要识别感染或异常细胞，同时避免攻击健康组织。另一方面，负选择则消除与自身抗原结合过强的胸腺细胞（thymocyte），防止自身免疫病的发生。胸腺细胞（thymocyte）成功成熟为功能性T细胞对正常运作的免疫系统至关重要。T细胞负责识别和摧毁感染细胞，协调免疫反应，并通过记忆细胞提供长期免疫。如果胸腺细胞（thymocyte）无法正常功能，身体将容易受到感染，并且无法有效发起免疫反应。对胸腺细胞（thymocyte）的研究揭示了许多免疫障碍的重要见解。例如，胸腺细胞发育的异常可能导致免疫缺陷，即身体无法产生足够的功能性T细胞。这会导致对感染和某些癌症的易感性增加。此外，了解胸腺细胞（thymocyte）与其他免疫细胞的相互作用可以帮助开发针对自身免疫病的靶向疗法，在这种情况下，免疫系统错误地攻击身体自身的组织。总之，胸腺细胞（thymocyte）是免疫系统的重要组成部分，在T细胞的发展和成熟中发挥着至关重要的作用。它们的正常功能对于维持免疫稳态和保护身体免受病原体侵害至关重要。随着研究继续揭示胸腺细胞生物学的复杂性，我们对免疫障碍和增强免疫功能的潜在治疗策略有了更好的理解。对胸腺细胞（thymocyte）的研究不仅丰富了我们对免疫学的知识，还为通过创新的治疗和干预改善人类健康带来了希望。