hemocyte

简明释义

英[ˈhiːməsaɪt]美[ˈheməsaɪt]

n. [组织] 血细胞；血球

英英释义

单词用法

同义词

反义词

例句

1.Method: the size and distribution of WBC were observed in WBC histogram by fully auto hemocyte analyzer. Results: Normals and all kinds of leukaemia patients had their specific WBC histograms.

方法：根据全自动血细胞分析仪绘出的白细胞直方图的变化，观察白细胞大小和分布情况。

2.The results of blood compatibility show that: (1) heparin can maintain the structures of hemocyte and plasma proteins.

抗凝血生物材料血液相容性研究表明：(1)肝素对维持血细胞及蛋白正常结构的功效显著。

3.Hemocyte SOD activity significantly decreased with increased dose of dopamine injections during 4, 8 and 16 HRS, then recovered to base level after 24 HRS.

血球超氧岐化酵素活性在注射后4小时、8小时及16小时随著注射多巴胺浓度的增加而显著性的减少，至24小时后回至基础值。

4.Method: The size and distribution of WBC were observed in WBC histogram by fully auto hemocyte analyzer.

方法：根据全自动血细胞分析仪绘出的白细胞直方图的变化，观察白细胞大小和分布情况。

5.In the infected locusts, hemocyte concentration decreased rapidly inside those individuals having no thermoregulation ability compared with those ones having or uninfected individuals.

血细胞的调查表明，在无体温调节下感染的试虫血细胞浓度急剧下降，而有体温调节下感染的试虫与无体温调节比下降较缓慢。

6.Method: the size and distribution of WBC were observed in WBC histogram by fully auto hemocyte analyzer. Results: Normals and all kinds of leukaemia patients had their specific WBC histograms.

方法：根据全自动血细胞分析仪绘出的白细胞直方图的变化，观察白细胞大小和分布情况。

7.Defibrase can effectively reduce blood viscosity, content of fibrinogen, hemocyte aggregation and platelet aggregation.

降纤酶有明显降低血黏度、纤维蛋白原含量、红细胞聚集性、血小板聚集作用。

8.When laminarin as an immune activator was present, phenoloxidase (PO) activities in cell debris, hemocyte lysate solution and plasma were measured as 26.80, 16.68, and 2.53 u, respectively.

在免疫激活剂昆布多糖存在下，分别测得小菜蛾幼虫血细胞碎片、血细胞裂解液和血浆的酚氧化酶活性为26.80U, 16.68 U和2.53 U。

9.The study focused on the role of hemocytes in the immune response of mollusks.

这项研究集中于血细胞在软体动物免疫反应中的作用。

10.Insects rely heavily on hemocytes for their defense against parasites.

昆虫在抵御寄生虫方面非常依赖血细胞。

11.The presence of activated hemocytes indicates an ongoing infection in the organism.

活化的血细胞的存在表明生物体内正在发生感染。

12.Researchers isolated hemocytes from the shrimp to analyze their pathogen-fighting capabilities.

研究人员从虾中分离出血细胞以分析它们的抗病能力。

13.The experiment showed that hemocytes can phagocytize bacteria effectively.

实验表明，血细胞可以有效地吞噬细菌。

作文

In the fascinating world of biology, the study of cells is paramount to understanding life itself. Among the myriad of cell types, one particularly interesting group is known as hemocytes, which are the blood cells found in invertebrates. These cells play crucial roles in the immune response and overall homeostasis of the organism. In this essay, I will explore the functions, types, and significance of hemocytes in invertebrate physiology.Firstly, it is essential to define what hemocytes are. Invertebrates, such as insects and mollusks, do not possess a closed circulatory system like vertebrates. Instead, they have an open circulatory system where blood, or hemolymph, bathes the organs directly. Hemocytes are the primary cellular components of this hemolymph. They are involved in various functions, including phagocytosis, encapsulation, and wound healing.One of the most critical roles of hemocytes is their involvement in the immune response. When an invertebrate is injured or infected, hemocytes respond rapidly to the site of injury or infection. They can engulf pathogens through a process known as phagocytosis, where they surround and digest foreign invaders. This action is vital for the survival of invertebrates, as they lack the adaptive immune system found in vertebrates. Thus, understanding the mechanisms of hemocytes can provide insights into the evolution of immune responses across different species.There are several types of hemocytes, each with specialized functions. For instance, granulocytes are a type of hemocyte that contains granules filled with enzymes and antimicrobial substances. These cells are crucial for combating infections. Another type, called plasmatocytes, plays a significant role in wound healing and tissue repair. They can migrate to the site of injury and help form a protective barrier, preventing further damage and infection. Understanding these different types of hemocytes helps researchers develop better strategies for managing diseases in invertebrate populations, especially in aquaculture and agriculture.Moreover, hemocytes are also involved in the transport of nutrients and waste products within the hemolymph. They facilitate the distribution of essential substances throughout the body, ensuring that all tissues receive the necessary components for metabolism and growth. This function highlights the importance of hemocytes beyond just immunity; they are vital for the overall health and functioning of invertebrates.In conclusion, hemocytes are indispensable components of invertebrate biology. Their roles in immune defense, wound healing, and nutrient transport underscore their significance in maintaining the health of these organisms. As we continue to study hemocytes, we gain valuable insights into the evolutionary adaptations of immune systems and the complexities of cellular functions in different life forms. Understanding hemocytes not only enriches our knowledge of biology but also opens doors for advancements in medicine and environmental science. The exploration of these remarkable cells will undoubtedly contribute to our understanding of life at its most fundamental level.

在生物学的迷人世界中，细胞的研究对于理解生命本身至关重要。在众多细胞类型中，有一种特别有趣的细胞群体被称为血细胞，它们是无脊椎动物体内的血细胞。这些细胞在免疫反应和生物体的整体稳态中发挥着至关重要的作用。在这篇文章中，我将探讨血细胞在无脊椎动物生理中的功能、类型和重要性。首先，必须定义什么是血细胞。无脊椎动物，如昆虫和软体动物，并不像脊椎动物那样拥有封闭的循环系统。相反，它们拥有开放的循环系统，血液或血淋巴直接浸润器官。血细胞是这种血淋巴的主要细胞成分。它们参与多种功能，包括吞噬作用、包裹和伤口愈合。血细胞最关键的角色之一是它们在免疫反应中的参与。当无脊椎动物受伤或感染时，血细胞迅速响应到受伤或感染的部位。它们可以通过吞噬作用迅速吞噬病原体，在这一过程中，它们围绕并消化外来入侵者。这一行为对无脊椎动物的生存至关重要，因为它们缺乏脊椎动物所具有的适应性免疫系统。因此，理解血细胞的机制可以为我们提供关于不同物种免疫反应进化的见解。血细胞有几种类型，每种类型具有特殊的功能。例如，粒细胞是一种含有填充有酶和抗菌物质颗粒的血细胞。这些细胞对抗感染至关重要。另一种称为浆细胞的细胞在伤口愈合和组织修复中发挥着重要作用。它们能够迁移到受伤部位，并帮助形成保护屏障，防止进一步的损伤和感染。理解这些不同类型的血细胞有助于研究人员制定更好的策略，以管理无脊椎动物种群中的疾病，尤其是在水产养殖和农业中。此外，血细胞还参与血淋巴中营养物质和废物的运输。它们促进必要物质在体内的分配，确保所有组织获得代谢和生长所需的成分。这一功能突显了血细胞不仅仅是免疫的关键；它们对无脊椎动物的整体健康和功能至关重要。总之，血细胞是无脊椎动物生物学中不可或缺的组成部分。它们在免疫防御、伤口愈合和营养运输中的作用突显了它们在维持这些生物体健康方面的重要性。随着我们继续研究血细胞，我们获得了关于免疫系统进化适应和不同生命形式细胞功能复杂性的宝贵见解。理解血细胞不仅丰富了我们对生物学的知识，还为医学和环境科学的进步打开了大门。这些非凡细胞的探索无疑将有助于我们理解生命在其最基本层面的本质。