lymphopoiesis

简明释义

英[ˌlɪmfəʊpɔɪˈiːsɪs]美[ˌlɪmfoʊpɔɪˈiːsɪs]

n. 淋巴组织生成；淋巴细胞增殖

复 数 l y m p h o p o i e s e s

英英释义

单词用法

同义词

反义词

例句

1.Result demonstration: This tea can promote the mouse B lymphopoiesis (P<0.05), enhancement mouse NK cell activeness (P<0.05), and advances along with the tea density strengthens.

结果显示：该茶能够促进小鼠B淋巴细胞增殖（P<0.05），增强小鼠NK细胞活性（P<0.05），且随茶浓度增高而增强。

2.Result demonstration: This tea can promote the mouse B lymphopoiesis (P<0.05), enhancement mouse NK cell activeness (P<0.05), and advances along with the tea density strengthens.

结果显示：该茶能够促进小鼠B淋巴细胞增殖（P<0.05），增强小鼠NK细胞活性（P<0.05），且随茶浓度增高而增强。

3.The study focused on how stress can negatively impact lymphopoiesis (淋巴生成) in the immune system.

该研究集中于压力如何对免疫系统中的lymphopoiesis（淋巴生成）产生负面影响。

4.Researchers are investigating the role of cytokines in promoting lymphopoiesis (淋巴生成) during infections.

研究人员正在调查细胞因子在感染期间促进lymphopoiesis（淋巴生成）的作用。

5.A deficiency in vitamins can lead to impaired lymphopoiesis (淋巴生成) and increased susceptibility to diseases.

维生素缺乏可能导致lymphopoiesis（淋巴生成）受损，从而增加患病的易感性。

6.Certain cancers can disrupt normal lymphopoiesis (淋巴生成), leading to lymphocyte abnormalities.

某些癌症可以干扰正常的lymphopoiesis（淋巴生成），导致淋巴细胞异常。

7.The bone marrow is a critical site for lymphopoiesis (淋巴生成) in adults.

骨髓是成年人lymphopoiesis（淋巴生成）的关键部位。

作文

The human body is a complex and intricate system, composed of various cells and tissues that work together to maintain health and fight disease. One of the critical processes that occur in the body is lymphopoiesis, which refers to the formation of lymphocytes, a type of white blood cell essential for the immune response. Understanding lymphopoiesis is vital for comprehending how our immune system functions and how it protects us from infections and diseases. Lymphocytes are produced primarily in the bone marrow and lymphatic tissues, including the thymus, spleen, and lymph nodes. The process of lymphopoiesis begins with hematopoietic stem cells, which are multipotent cells capable of differentiating into various types of blood cells. These stem cells undergo a series of stages to become either B lymphocytes or T lymphocytes, the two main types of lymphocytes involved in the immune response. B lymphocytes, or B cells, are responsible for producing antibodies that neutralize pathogens such as bacteria and viruses. When a B cell encounters an antigen, it can differentiate into a plasma cell, which secretes large quantities of antibodies. This process is crucial for establishing long-term immunity, as some B cells become memory cells that remain in the body for years, ready to respond quickly if the same pathogen invades again. On the other hand, T lymphocytes, or T cells, play a different but equally important role in the immune system. They can be further divided into several subtypes, including helper T cells, cytotoxic T cells, and regulatory T cells. Helper T cells assist other immune cells in mounting an effective response, while cytotoxic T cells directly attack and destroy infected or cancerous cells. Regulatory T cells help maintain immune tolerance and prevent autoimmune reactions. The regulation of lymphopoiesis is a finely tuned process influenced by various factors, including cytokines and growth factors. These signaling molecules guide the differentiation and proliferation of lymphocyte precursors, ensuring that the body produces an adequate number of lymphocytes to respond to potential threats. Dysregulation of lymphopoiesis can lead to various health issues, including immunodeficiencies, where the body cannot produce enough lymphocytes to fight infections, or autoimmune diseases, where the immune system mistakenly attacks the body's own tissues. In recent years, research has increasingly focused on lymphopoiesis and its implications for health and disease. For example, understanding how lymphopoiesis works can inform the development of vaccines and immunotherapies aimed at enhancing the immune response against cancers and infectious diseases. Additionally, advances in stem cell research hold promise for treating conditions related to impaired lymphopoiesis, such as certain types of leukemia and lymphoma. In conclusion, lymphopoiesis is a fundamental biological process that plays a crucial role in maintaining a healthy immune system. By producing lymphocytes, the body can effectively defend itself against infections and diseases. Continued research into lymphopoiesis will undoubtedly yield valuable insights into improving immune function and developing new therapeutic strategies. Understanding this process not only enhances our knowledge of biology but also has significant implications for public health and medical advancements.

人体是一个复杂而精细的系统，由各种细胞和组织组成，这些细胞和组织共同工作以维持健康并抵御疾病。身体中发生的一个关键过程是淋巴生成，它指的是淋巴细胞的形成，淋巴细胞是一种对免疫反应至关重要的白血球。理解淋巴生成对于理解我们的免疫系统如何运作以及如何保护我们免受感染和疾病至关重要。 淋巴细胞主要在骨髓和淋巴组织中产生，包括胸腺、脾脏和淋巴结。淋巴生成的过程始于造血干细胞，这些多能细胞能够分化为各种类型的血细胞。这些干细胞经历一系列阶段，最终成为B淋巴细胞或T淋巴细胞，这两种淋巴细胞在免疫反应中发挥着主要作用。 B淋巴细胞或B细胞负责产生抗体，以中和细菌和病毒等病原体。当B细胞遇到抗原时，它可以分化为浆细胞，分泌大量抗体。这个过程对于建立长期免疫至关重要，因为一些B细胞会成为记忆细胞，留在体内多年，准备迅速应对同一病原体的再次入侵。 另一方面，T淋巴细胞或T细胞在免疫系统中发挥不同但同样重要的作用。它们可以进一步分为几种亚型，包括辅助T细胞、细胞毒性T细胞和调节性T细胞。辅助T细胞帮助其他免疫细胞发起有效的反应，而细胞毒性T细胞则直接攻击和摧毁被感染或癌变的细胞。调节性T细胞帮助维持免疫耐受，并防止自身免疫反应。 淋巴生成的调控是一个受到多种因素影响的精细调控过程，包括细胞因子和生长因子。这些信号分子指导淋巴细胞前体的分化和增殖，确保身体产生足够数量的淋巴细胞以应对潜在威胁。淋巴生成的失调可能导致各种健康问题，包括免疫缺陷，即身体无法产生足够的淋巴细胞来抵抗感染，或者自身免疫疾病，即免疫系统错误地攻击身体自身组织。 近年来，研究越来越关注淋巴生成及其对健康和疾病的影响。例如，了解淋巴生成的工作原理可以为开发旨在增强对癌症和传染病免疫反应的疫苗和免疫疗法提供信息。此外，干细胞研究的进展为治疗与淋巴生成受损相关的疾病（如某些类型的白血病和淋巴瘤）带来了希望。 总之，淋巴生成是一个基本的生物过程，在维持健康免疫系统方面发挥着至关重要的作用。通过产生淋巴细胞，身体能够有效地抵御感染和疾病。对淋巴生成的持续研究无疑将带来对改善免疫功能和开发新治疗策略的宝贵见解。理解这一过程不仅增强了我们对生物学的认识，而且对公共健康和医学进步具有重要意义。