endosome

简明释义

英[ˈendəʊsəʊm]美[ˈendoʊsəm]

n. [细胞] 核内体

英英释义

单词用法

同义词

反义词

例句

1.Objective: To investigate cytochemical localization of enzymes on the membrane of endosome in different organs.

目的研究多种酶在不同器官内吞体膜上的活性。

2.Objective: To investigate cytochemical localization of enzymes on the membrane of endosome in different organs.

目的研究多种酶在不同器官内吞体膜上的活性。

3.The process of receptor-mediated endocytosis involves the formation of an endosome (内体) that carries the ingested material into the cell.

受体介导的内吞作用涉及形成一个endosome（内体），将摄取的物质带入细胞。

4.Once inside the cell, the endosome (内体) can mature into a lysosome, where the contents are degraded.

一旦进入细胞，endosome（内体）可以成熟为溶酶体，在那里内容物被降解。

5.Scientists use fluorescent markers to visualize endosomes (内体) under a microscope.

科学家使用荧光标记来在显微镜下可视化endosomes（内体）。

6.The study of endosomes (内体) is crucial for understanding cellular transport mechanisms.

研究endosomes（内体）对理解细胞运输机制至关重要。

7.Pathogens can exploit endosomes (内体) to gain entry into host cells.

病原体可以利用endosomes（内体）进入宿主细胞。

作文

The cell is a complex and dynamic structure, composed of various organelles that perform specific functions essential for life. Among these organelles, the endosome (内体) plays a crucial role in the process of endocytosis, where cells internalize substances from their external environment. Understanding the function of the endosome (内体) is vital for comprehending how cells interact with their surroundings and maintain homeostasis. When a cell needs to take in nutrients or other molecules, it does so through a process called endocytosis. During this process, the cell membrane invaginates, or folds inward, to form a pocket that engulfs the desired material. This pocket then pinches off from the membrane, resulting in the formation of a vesicle that contains the engulfed substance. This vesicle can then fuse with an endosome (内体), which serves as a sorting station for the internalized materials. The endosome (内体) is not merely a passive container; it actively participates in the sorting and processing of the contents it receives. Once the vesicle fuses with the endosome (内体), the internal environment of the endosome (内体) becomes acidic, which triggers various biochemical reactions. These reactions are essential for breaking down the materials into smaller components that can be utilized by the cell or sent to lysosomes for degradation. One of the fascinating aspects of the endosome (内体) is its ability to sort different types of molecules. For example, receptors that have bound their ligands can be recycled back to the cell surface, while other materials may be directed towards degradation. This sorting mechanism is crucial for maintaining cellular function and ensuring that the cell has access to the necessary resources. Moreover, the study of endosomes (内体) has significant implications in the field of medicine, particularly in drug delivery systems. By understanding how endosomes (内体) transport materials within cells, scientists can develop more efficient methods for delivering therapeutic agents. For instance, nanoparticles can be designed to mimic the properties of substances that are naturally taken up by cells, allowing drugs to be delivered directly to their target sites. In conclusion, the endosome (内体) is an integral component of cellular physiology, facilitating the uptake and processing of materials. Its role in sorting and recycling substances highlights the complexity of cellular interactions and underscores the importance of cellular structures in maintaining health. As research continues to unveil the intricacies of endosomes (内体), we can expect advancements in various fields, including biotechnology and medicine, ultimately enhancing our understanding of life at the cellular level.

细胞是一个复杂而动态的结构，由各种细胞器组成，这些细胞器执行对生命至关重要的特定功能。在这些细胞器中，endosome（内体）在内吞作用过程中发挥着至关重要的作用，细胞通过该过程从外部环境中内部化物质。理解endosome（内体）的功能对于理解细胞如何与其周围环境相互作用以及维持稳态至关重要。 当细胞需要摄取营养或其他分子时，它通过一种称为内吞作用的过程来实现。在此过程中，细胞膜向内凹陷，形成一个口袋，包裹所需的物质。这个口袋随后从膜上断裂，形成一个包含被吞噬物质的囊泡。然后，该囊泡可以与endosome（内体）融合，后者作为内部化材料的分类站。 endosome（内体）不仅仅是一个被动的容器；它积极参与接收内容物的分类和处理。一旦囊泡与endosome（内体）融合，endosome（内体）的内部环境就会变得酸性，这会触发各种生化反应。这些反应对于将材料分解成细小成分以便细胞利用或送往溶酶体进行降解至关重要。 endosome（内体）的一个迷人之处在于它能够对不同类型的分子进行分类。例如，结合了配体的受体可以被回收回细胞表面，而其他材料可能被送往降解。这种分类机制对于维持细胞功能和确保细胞能够获取必要资源至关重要。 此外，研究endosomes（内体）在医学领域，特别是在药物递送系统中具有重要意义。通过了解endosomes（内体）如何在细胞内运输材料，科学家可以开发更有效的治疗剂递送方法。例如，可以设计纳米颗粒以模拟自然被细胞摄取的物质的特性，从而使药物能够直接递送到目标部位。 总之，endosome（内体）是细胞生理学中不可或缺的组成部分，促进了材料的摄取和处理。它在物质分类和回收中的作用突显了细胞相互作用的复杂性，并强调了细胞结构在维持健康中的重要性。随着研究继续揭示endosomes（内体）的复杂性，我们可以期待在生物技术和医学等各个领域的进步，最终增强我们对细胞水平生命的理解。