cytoskeleton

简明释义

英[ˈsaɪtəʊˌskelɪtən]美[ˌsaɪtoʊˈskelɪtn]

n. [细胞] 细胞骨架，细胞支架

英英释义

单词用法

同义词

反义词

例句

1.BACKGROUND: It has been successful to repair articular cartilage defects by using solid carrier as cytoskeleton.

背景：应用固态载体作为细胞支架，修复关节软骨缺损，已有成功经验。

2.SEM Study on the Stereoscopic Structures of Cortical Cytoskeleton in Euplotes sp.

游仆虫皮层细胞骨架立体结构的研究。

3.As the important part of cytoskeleton, microfilament skeleton is composed of actin and actin-binding proteins, and widely exists in eukaryotic cells.

微丝骨架是细胞骨架的重要组成部分，它由肌动蛋白和肌动蛋白结合蛋白组成，广泛存在于真核细胞中。

4.A large portion of the cytoskeleton consists of threadlike microfilaments composed mainly of the contractile actin.

细胞骨架大部分由微丝组成，微丝主要由可收缩的肌动蛋白组成。

5.There were cells adherent to the surface of materials as well as the inside of ventage in the cytoskeleton compound group.

细胞支架复合组材料表面及孔隙内均有细胞附着。

6.Conclusion: The structure of cytoskeleton were effected by cyclic strain force, it play a important role in influence strain.

结论：不同周期性应变对细胞微丝结构产生一定的影响，微丝在细胞感应力的响应中起重要作用。

7.The paraformaldehyde prefixed-coomassie brilliant blue staining is a convenient cytoskeleton staining method for muscle cell.

为了观察肌细胞骨架，对传统考马斯亮蓝染色法进行改良，并与免疫荧光染色法进行了比较。

8.The structure of the cell is maintained by the cytoskeleton, which acts like a scaffolding.

细胞的结构由细胞骨架维持，它像一个支架一样。

9.During cell division, the cytoskeleton reorganizes to ensure proper segregation of chromosomes.

在细胞分裂过程中，细胞骨架重新组织，以确保染色体的正确分离。

10.The cytoskeleton plays a crucial role in intracellular transport, helping to move organelles around the cell.

细胞骨架在细胞内运输中起着至关重要的作用，帮助将细胞器移动到细胞的各个部分。

11.Researchers are studying how the cytoskeleton affects cell shape and movement.

研究人员正在研究细胞骨架如何影响细胞的形状和运动。

12.Disruptions in the cytoskeleton can lead to diseases such as cancer.

在细胞骨架中的干扰可能导致癌症等疾病。

作文

The cell is often referred to as the basic unit of life, and within each cell lies a complex structure that plays a crucial role in maintaining its shape and function. This structure is known as the cytoskeleton, which is derived from the Greek words 'kytos' meaning 'cell' and 'skeleton' referring to the framework. The cytoskeleton is not just a passive support system; it is an intricate network of protein filaments and tubules that provides mechanical support, facilitates cellular movement, and plays a vital role in intracellular transport. One of the primary components of the cytoskeleton is microfilaments, which are composed of actin, a globular protein. These thin filaments are essential for various cellular processes, including muscle contraction, cell division, and maintaining the cell's shape. For instance, in muscle cells, the interaction between actin and myosin filaments allows for contraction and relaxation, enabling movement. Another important element of the cytoskeleton is intermediate filaments, which provide tensile strength to cells. These filaments are made up of various proteins, depending on the cell type, such as keratin in epithelial cells. Intermediate filaments help cells withstand mechanical stress, ensuring they maintain their integrity under pressure. Microtubules, the third main component of the cytoskeleton, are hollow tubes made of tubulin protein. They are crucial for many cellular functions, including the organization of the cell’s internal structure and the separation of chromosomes during cell division. Microtubules also serve as tracks for the movement of organelles and vesicles within the cell, facilitated by motor proteins like kinesin and dynein. The dynamic nature of the cytoskeleton allows it to rapidly reorganize in response to the needs of the cell. This adaptability is essential for processes such as cell migration, where cells must change shape and move to new locations. For example, during embryonic development, cells must migrate to form different tissues, and the cytoskeleton orchestrates this movement through a series of complex signaling pathways. Moreover, the cytoskeleton plays a significant role in cell signaling and communication. It interacts with various signaling molecules, allowing the cell to respond to external stimuli effectively. This interaction is crucial for processes like cell growth, differentiation, and apoptosis (programmed cell death). In conclusion, the cytoskeleton is an essential component of cellular architecture, providing structural support while facilitating movement and communication within the cell. Understanding the cytoskeleton and its functions is vital for comprehending how cells operate and interact with their environment. As research progresses, the implications of the cytoskeleton in health and disease continue to unfold, highlighting its importance in fields such as cancer research and regenerative medicine. The study of the cytoskeleton not only enhances our understanding of cellular biology but also opens doors to potential therapeutic targets for various diseases.

细胞通常被称为生命的基本单位，而在每个细胞内部，存在着一个复杂的结构，这个结构在维持细胞的形状和功能方面起着至关重要的作用。这个结构被称为细胞骨架，其源自希腊语单词“kytos”，意为“细胞”，以及“skeleton”，指框架。细胞骨架不仅仅是一个被动的支撑系统；它是由蛋白质纤维和微管组成的复杂网络，为细胞提供机械支持，促进细胞运动，并在细胞内运输中发挥重要作用。 细胞骨架的主要组成部分之一是微丝，它们由肌动蛋白组成，这是一种球状蛋白。这些细丝对各种细胞过程至关重要，包括肌肉收缩、细胞分裂和维持细胞形状。例如，在肌肉细胞中，肌动蛋白与肌球蛋白的相互作用使得收缩和放松成为可能，从而实现运动。 细胞骨架的另一个重要元素是中间纤维，它们为细胞提供抗拉强度。这些纤维根据细胞类型由不同的蛋白质组成，例如上皮细胞中的角蛋白。中间纤维帮助细胞承受机械压力，确保它们在压力下保持完整性。 微管是细胞骨架的第三个主要组成部分，由微管蛋白构成的空心管。它们对许多细胞功能至关重要，包括细胞内部结构的组织和细胞分裂期间染色体的分离。微管还作为细胞内细胞器和囊泡移动的轨道，借助动力蛋白如驱动蛋白和动蛋白进行运输。 细胞骨架的动态特性使其能够快速重组，以响应细胞的需求。这种适应能力对细胞迁移等过程至关重要，在这些过程中，细胞必须改变形状并移动到新位置。例如，在胚胎发育过程中，细胞必须迁移以形成不同的组织，而细胞骨架通过一系列复杂的信号通路来协调这种运动。 此外，细胞骨架在细胞信号传导和通信中也发挥着重要作用。它与各种信号分子相互作用，使细胞能够有效地响应外部刺激。这种相互作用对细胞生长、分化和凋亡（程序性细胞死亡）等过程至关重要。 总之，细胞骨架是细胞结构的重要组成部分，提供结构支持，同时促进细胞内的运动和通信。理解细胞骨架及其功能对于理解细胞如何运作及其与环境的相互作用至关重要。随着研究的深入，细胞骨架在健康和疾病中的意义不断显现，突显了它在癌症研究和再生医学等领域的重要性。对细胞骨架的研究不仅增强了我们对细胞生物学的理解，还为各种疾病的潜在治疗靶点打开了大门。