myeloblast

简明释义

英[ˈmaɪələʊˌblɑːst]美[ˈmaɪəloblæst]

n. 成髓细胞，原始粒细胞

英英释义

单词用法

同义词

反义词

例句

1.Objective To investigate the expression of EDAG-1 in human myeloblast leukemia cells.

目的研究EDAG 1在人髓系白血病细胞株中的表达情况。

2.It increases a special type where myeloblast count is lower than 20% and is companied by genetic change. This is more close to clinical indexes.

增加了原始细胞小于2 0 %伴有遗传学改变的特殊类型，更贴近于临床指标。

3.It increases a special type where myeloblast count is lower than 20% and is companied by genetic change. This is more close to clinical indexes.

增加了原始细胞小于2 0 %伴有遗传学改变的特殊类型，更贴近于临床指标。

4.In a healthy individual, myeloblast (髓母细胞) should constitute less than 5% of the bone marrow cells.

在健康个体中，myeloblast（髓母细胞）应该占骨髓细胞的不到5%。

5.A significant increase in myeloblast (髓母细胞) levels can be a sign of a serious hematological disorder.

myeloblast（髓母细胞）水平显著增加可能是严重血液疾病的迹象。

6.The presence of a high number of myeloblast (髓母细胞) in the blood can indicate acute myeloid leukemia.

血液中高数量的myeloblast（髓母细胞）可能表明急性髓性白血病。

7.Doctors often perform a bone marrow biopsy to check for myeloblast (髓母细胞) proliferation.

医生通常会进行骨髓活检以检查myeloblast（髓母细胞）的增殖。

8.The diagnosis of leukemia often involves identifying abnormal myeloblast (髓母细胞) in the patient's blood.

白血病的诊断通常涉及识别患者血液中的异常myeloblast（髓母细胞）。

作文

The human body is a complex network of cells, tissues, and organs that work together to maintain life. Among the various types of cells, one of the most crucial is the blood cell. Blood cells are produced in the bone marrow, and their development begins with a specific type of cell known as a myeloblast. A myeloblast (髓母细胞) is an immature precursor to granulocytes, which are a type of white blood cell essential for the immune response. Understanding the role of myeloblasts is vital for comprehending how our body defends itself against infections and diseases.The journey of a myeloblast starts in the bone marrow, where hematopoietic stem cells differentiate into various types of blood cells. These stem cells can develop into red blood cells, platelets, or different types of white blood cells, including lymphocytes and granulocytes. The myeloblast is specifically the first stage in the granulocyte lineage, which eventually matures into eosinophils, basophils, and neutrophils. Each of these cells plays a distinct role in the immune system. For instance, neutrophils are the body's first line of defense against pathogens, while eosinophils combat parasitic infections and are also involved in allergic reactions.As myeloblasts mature, they undergo several stages of development, transitioning through promyelocytes and myelocytes before becoming fully formed granulocytes. This process is tightly regulated by various growth factors and cytokines that ensure the proper production of blood cells. Any disruption in this process can lead to serious health issues. For example, an overproduction of myeloblasts can result in conditions such as acute myeloid leukemia (AML), a type of cancer that affects the blood and bone marrow. In AML, the normal differentiation of myeloblasts is halted, leading to an accumulation of these immature cells, which can crowd out healthy blood cells and impair the immune system.Research into myeloblasts and their role in the formation of blood cells is ongoing, and scientists are continually discovering new aspects of their biology. For instance, studies have shown that the microenvironment of the bone marrow, including the presence of certain signaling molecules, significantly influences the fate of myeloblasts. This understanding could lead to novel therapies for blood disorders by targeting the pathways that control myeloblast development and differentiation.In conclusion, myeloblasts (髓母细胞) are a fundamental component of our immune system, serving as the precursors to vital white blood cells. Their proper development is essential for maintaining a healthy immune response. As we continue to learn more about these cells, we gain insights that could help us treat various blood-related diseases and improve overall health. The study of myeloblasts not only enhances our understanding of hematology but also opens doors to innovative medical treatments that could save lives.

人类身体是一个复杂的细胞、组织和器官网络，它们共同工作以维持生命。在各种细胞中，血细胞是最重要的类型之一。血细胞在骨髓中产生，其发展始于一种特定类型的细胞，称为myeloblast（髓母细胞）。myeloblast是粒细胞的一种未成熟前体，粒细胞是一种对免疫反应至关重要的白细胞。理解myeloblast的作用对于理解我们身体如何抵御感染和疾病至关重要。myeloblast的旅程始于骨髓，在那里造血干细胞分化为各种类型的血细胞。这些干细胞可以发展成红血球、血小板或不同类型的白血球，包括淋巴细胞和粒细胞。myeloblast是粒细胞谱系中的第一阶段，最终成熟为嗜酸性粒细胞、嗜碱性粒细胞和中性粒细胞。这些细胞在免疫系统中发挥着不同的作用。例如，中性粒细胞是身体抵御病原体的第一道防线，而嗜酸性粒细胞则对抗寄生虫感染，并参与过敏反应。随着myeloblasts的成熟，它们经历多个发展阶段，从前髓细胞和髓细胞过渡到完全形成的粒细胞。这个过程受到各种生长因子和细胞因子的严格调控，以确保血细胞的正常生成。此过程中的任何干扰都可能导致严重的健康问题。例如，myeloblasts的过度生成可能导致急性髓性白血病（AML）等疾病，这是一种影响血液和骨髓的癌症。在AML中，myeloblasts的正常分化被阻止，导致这些未成熟细胞的积累，从而挤占健康血细胞并损害免疫系统。对myeloblasts及其在血细胞形成中的作用的研究仍在继续，科学家们不断发现它们生物学的新方面。例如，研究表明，骨髓的微环境，包括某些信号分子的存在，显著影响myeloblasts的命运。这种理解可能会通过靶向控制myeloblast发育和分化的途径来开发针对血液疾病的新疗法。总之，myeloblasts（髓母细胞）是我们免疫系统的基本组成部分，作为重要白血细胞的前体。它们的正常发育对于维持健康的免疫反应至关重要。随着我们对这些细胞的了解不断深入，我们获得的见解可能有助于治疗各种血液相关疾病并改善整体健康。对myeloblasts的研究不仅增强了我们对血液学的理解，还为创新医疗治疗打开了大门，这些治疗可能会拯救生命。