microtubular

简明释义

英[ˌmaɪ.kroʊˈtjuː.bjələr]美[ˌmaɪ.kroʊˈtjuː.bjələr]

微管的

英英释义

单词用法

同义词

反义词

例句

1.The microtubular fibrils fibrils in the ultrastructure might be a concomitant phenomenon of mult...

超微结构中的微管状纤维物可能是多种系统性疾病的伴随现象。

2.The microtubular fibrils fibrils in the ultrastructure might be a concomitant phenomenon of mult...

超微结构中的微管状纤维物可能是多种系统性疾病的伴随现象。

3.The structure of the cell is supported by a network of microtubular 微管的 filaments.

细胞的结构由一网络的微管的纤维支撑。

4.In many cancers, the regulation of microtubular 微管的 dynamics is disrupted.

在许多癌症中，微管的动态调节受到干扰。

5.Research has shown that microtubular 微管的 proteins are essential for maintaining cell shape.

研究表明，微管的蛋白质对维持细胞形状至关重要。

6.During cell division, microtubular 微管的 structures play a crucial role in chromosome separation.

在细胞分裂过程中，微管的结构在染色体分离中起着关键作用。

7.The microtubular 微管的 arrangement within neurons is vital for synaptic function.

神经元内的微管的排列对于突触功能至关重要。

作文

In the fascinating world of cellular biology, one cannot overlook the significance of structures known as microtubular elements. These tubular formations are crucial components of the cytoskeleton, which provides structural support to cells, enabling them to maintain their shape and organization. The microtubular structures are composed primarily of tubulin proteins, which polymerize to form long, hollow tubes. This unique architecture allows them to serve various functions, including intracellular transport, cell division, and maintaining the integrity of the cell's shape.One of the most remarkable features of microtubular structures is their dynamic nature. They can rapidly grow and shrink, a property that is essential during processes such as mitosis, where the cell divides into two daughter cells. During this phase, the microtubular spindle fibers play a vital role in ensuring that chromosomes are accurately separated and distributed to each new cell. Without the proper functioning of these microtubular spindles, cells could end up with an incorrect number of chromosomes, leading to genetic disorders or diseases such as cancer.Moreover, microtubular structures are integral to the movement of organelles within the cell. Motor proteins, such as kinesin and dynein, travel along microtubular tracks to transport cellular cargo, including vesicles and other organelles. This transport system is akin to a railway network, where the microtubular filaments act as the tracks and the motor proteins as the trains. This efficient system is critical for maintaining cellular function, particularly in larger cells where diffusion alone would be insufficient for transporting materials across long distances.The importance of microtubular structures extends beyond individual cells; they also play a significant role in the formation of tissues and organs. For instance, in neurons, microtubular networks are essential for the transmission of signals, allowing communication between different parts of the nervous system. The stability and organization provided by microtubular structures ensure that neurons can effectively relay information, which is fundamental to all bodily functions.In recent years, research has increasingly focused on the role of microtubular structures in disease. Abnormalities in microtubular dynamics have been implicated in various conditions, including neurodegenerative diseases like Alzheimer's and Parkinson's. In these diseases, the normal function of microtubular systems is disrupted, leading to impaired cellular transport and ultimately cell death. This highlights the necessity of understanding microtubular biology not only for basic science but also for developing therapeutic strategies.In conclusion, the study of microtubular structures reveals their critical roles in cellular organization, transport, and division. Their dynamic properties and involvement in various cellular processes make them a focal point of research in both health and disease. As we continue to explore the complexities of cellular life, the significance of microtubular elements will undoubtedly remain at the forefront of biological inquiry, paving the way for advancements in medical science and biotechnology. Understanding these structures better may lead to breakthroughs in treating diseases that arise from their dysfunction, ultimately enhancing our knowledge of life at the cellular level.

在细胞生物学的迷人世界中，人们无法忽视被称为微管状元素的重要性。这些管状结构是细胞骨架的关键组成部分，为细胞提供结构支持，使其能够保持形状和组织。微管状结构主要由微管蛋白组成，这些蛋白聚合形成长而空心的管。这种独特的结构使它们能够执行各种功能，包括细胞内运输、细胞分裂以及维持细胞形状的完整性。微管状结构最显著的特点之一是它们的动态特性。它们可以快速生长和缩小，这一特性在有丝分裂等过程中至关重要，在此过程中，细胞分裂成两个子细胞。在这个阶段，微管状纺锤体在确保染色体准确分离并分配到每个新细胞中方面发挥着重要作用。如果这些微管状纺锤体不能正常工作，细胞可能会得到不正确数量的染色体，导致遗传疾病或癌症等疾病。此外，微管状结构对于细胞内的细胞器运动也是不可或缺的。运动蛋白，如驱动蛋白和动力蛋白，沿着微管状轨道移动，以运输细胞货物，包括囊泡和其他细胞器。这个运输系统类似于铁路网络，其中微管状纤维充当轨道，而运动蛋白则充当列车。这个高效的系统对于维持细胞功能至关重要，特别是在较大的细胞中，仅靠扩散无法有效地在长距离内运输材料。微管状结构的重要性不仅限于个别细胞；它们还在组织和器官的形成中发挥着重要作用。例如，在神经元中，微管状网络对信号的传递至关重要，使得神经系统不同部分之间能够进行交流。微管状结构提供的稳定性和组织性确保神经元能够有效地传递信息，这对于所有身体功能都是基础。近年来，研究越来越关注微管状结构在疾病中的作用。微管状动态的异常与各种疾病有关，包括阿尔茨海默病和帕金森病。在这些疾病中，微管状系统的正常功能受到干扰，导致细胞运输受损，最终导致细胞死亡。这突显了理解微管状生物学的必要性，不仅是为了基础科学，也是为了开发治疗策略。总之，研究微管状结构揭示了它们在细胞组织、运输和分裂中的关键角色。它们的动态特性及参与各种细胞过程使其成为健康和疾病研究的焦点。随着我们继续探索细胞生命的复杂性，微管状元素的重要性无疑将继续处于生物学研究的前沿，为医学科学和生物技术的发展铺平道路。更好地理解这些结构可能会带来突破性进展，以治疗因其功能障碍而引起的疾病，最终增强我们对细胞水平生命的认识。