axial filament

简明释义

轴丝

英英释义

例句

1.Research has shown that alterations in the axial filament can lead to changes in swimming patterns of bacteria.

研究表明，轴丝的变化会导致细菌游动模式的变化。

2.The axial filament acts as a backbone for the flagellum, allowing it to whip back and forth.

轴丝作为鞭毛的支柱，使其能够前后摆动。

3.The axial filament is essential for the proper functioning of the flagellar motor in many microorganisms.

轴丝对于许多微生物的鞭毛马达的正常运作至关重要。

4.In certain protozoa, the axial filament plays a crucial role in locomotion and feeding.

在某些原生动物中，轴丝在运动和进食中起着关键作用。

5.The structure of the bacterial flagellum is primarily composed of an axial filament, which provides motility.

细菌鞭毛的结构主要由一个轴丝组成，提供了运动能力。

作文

The study of cellular structures has always fascinated scientists, particularly when it comes to understanding the intricate details that govern life at a microscopic level. One such fascinating component is the axial filament, which plays a crucial role in the movement and function of certain types of cells. The axial filament (轴丝) is a structural element found in the flagella and cilia of eukaryotic cells as well as in some prokaryotic organisms. It is primarily composed of protein filaments that provide the necessary support and flexibility for these cellular appendages. In eukaryotic cells, the axial filament is part of the '9+2' arrangement of microtubules, where nine pairs of microtubules surround a central pair. This specific arrangement is essential for the effective beating motion of cilia and flagella, allowing cells to swim through fluid environments or move substances across their surfaces. For instance, sperm cells utilize flagella equipped with axial filaments to propel themselves toward an egg for fertilization. Understanding how the axial filament functions can provide insights into various biological processes and potential medical applications.Moreover, the importance of the axial filament extends beyond mobility. It is also involved in signaling pathways within the cell. The dynamic nature of the axial filament allows it to interact with other cellular components, influencing not only movement but also growth and response to environmental stimuli. Disruptions in the structure or function of the axial filament can lead to various diseases, including respiratory issues caused by dysfunctional cilia that fail to clear mucus from the lungs.Research on the axial filament has significantly advanced our understanding of cell biology. Techniques such as electron microscopy have allowed scientists to visualize these structures in unprecedented detail. By studying the axial filament and its related components, researchers are uncovering the complexities of cellular mechanics and the underlying causes of certain pathologies.In conclusion, the axial filament (轴丝) is more than just a structural component; it is integral to the functionality of many cells. Its role in motility, signaling, and overall cellular health cannot be overstated. As we continue to explore the microscopic world, the axial filament will undoubtedly remain a focal point in understanding the fundamental principles of life.

细胞结构的研究一直吸引着科学家，特别是在理解微观层面上支配生命的复杂细节时。一个这样的迷人组成部分是轴丝，它在某些类型细胞的运动和功能中发挥着至关重要的作用。轴丝（axial filament）是存在于真核细胞的鞭毛和纤毛中，以及一些原核生物中的结构元素。它主要由蛋白质丝组成，为这些细胞附属物提供必要的支撑和灵活性。在真核细胞中，轴丝是“9+2”微管排列的一部分，其中九对微管围绕一对中央微管。这种特定的排列对于纤毛和鞭毛的有效拍打运动至关重要，使细胞能够在液体环境中游动或在其表面移动物质。例如，精子细胞利用配备有轴丝的鞭毛推进自己向卵子游动以进行受精。理解轴丝的功能可以提供对各种生物过程和潜在医学应用的深入见解。此外，轴丝的重要性不仅限于运动。它还参与细胞内的信号通路。轴丝的动态特性使其能够与其他细胞成分相互作用，不仅影响运动，还影响生长和对环境刺激的反应。轴丝的结构或功能的破坏可能导致各种疾病，包括由于纤毛功能失调而导致的呼吸问题，后者无法清除肺部的粘液。对轴丝的研究显著推动了我们对细胞生物学的理解。电子显微镜等技术使科学家能够以前所未有的细节可视化这些结构。通过研究轴丝及其相关成分，研究人员正在揭示细胞机械的复杂性以及某些病理的潜在原因。总之，轴丝（axial filament）不仅仅是一个结构成分；它在许多细胞的功能中是不可或缺的。它在运动、信号传导和整体细胞健康中的作用不容小觑。随着我们继续探索微观世界，轴丝无疑将继续成为理解生命基本原理的焦点。