somites

简明释义

英[ˈsəʊmaɪts]美[ˈsoʊmaɪts]

n. [动]体节（somite 的复数）

英英释义

单词用法

同义词

反义词

例句

1.In addition, the apoptotic cells were metamerically distributed at the ventral somites of neural tube in the median sections.

神经管腹侧面体节处间充质细胞呈现细胞凋亡节段性分布。

2.In addition, the apoptotic cells were metamerically distributed at the ventral somites of neural tube in the median sections.

神经管腹侧面体节处间充质细胞呈现细胞凋亡节段性分布。

3.Researchers study somites 体节 to understand how vertebrates develop their spinal structures.

研究人员研究 somites 体节 以了解脊椎动物如何发育其脊柱结构。

4.The number of somites 体节 formed can vary significantly between different species of animals.

不同动物物种之间形成的 somites 体节 数量可以显著不同。

5.During embryonic development, the formation of somites 体节 is crucial for the segmentation of the body plan.

在胚胎发育过程中，somites 体节 的形成对身体结构的分段至关重要。

6.Abnormalities in the formation of somites 体节 can lead to congenital disorders.

在 somites 体节 的形成中出现异常可能导致先天性疾病。

7.In zebrafish, the segmentation of somites 体节 occurs at a very rapid rate during early development.

在斑马鱼中，somites 体节 的分段在早期发育过程中发生得非常迅速。

作文

The study of embryonic development is a fascinating field that reveals the intricate processes that shape living organisms. One of the key features in vertebrate development is the formation of somites, which are segmented blocks of mesoderm located on either side of the neural tube. These structures play a critical role in the organization of the body plan and the development of various tissues and organs. Understanding somites is essential for grasping how complex organisms develop from a single fertilized egg.During the early stages of embryogenesis, the mesoderm differentiates into several regions, one of which gives rise to somites. Each pair of somites forms along the head-to-tail axis of the embryo, and they contribute to the formation of the vertebral column, skeletal muscles, and dermis of the skin. The segmentation provided by somites allows for the organized development of these structures, ensuring that the organism has a symmetrical and functional body layout.The process of somite formation, known as somitogenesis, is highly regulated and involves a series of genetic and molecular signals. In vertebrates, this process is influenced by the segmentation clock, a biological mechanism that coordinates the timing and formation of somites. The segmentation clock operates through oscillating gene expression patterns, leading to the periodic formation of somites at regular intervals. This precise timing is crucial, as any disruption can lead to developmental abnormalities.Research on somites has significant implications for understanding congenital disorders and regenerative medicine. For instance, abnormalities in somite formation can result in conditions such as scoliosis or congenital malformations of the spine. By studying the mechanisms behind somite development, scientists aim to uncover potential therapeutic targets for these conditions.Moreover, somites serve as an excellent model for studying tissue engineering and regeneration. Scientists are investigating how to manipulate somite cells to create muscle and bone tissues in vitro, which could have applications in repairing injuries or treating degenerative diseases. The ability to harness the properties of somites could revolutionize regenerative medicine and improve patient outcomes.In conclusion, somites are vital structures in the embryonic development of vertebrates, playing a crucial role in body organization and tissue differentiation. Their formation is a finely tuned process that reflects the complexity of biological systems. As research continues to advance our understanding of somites, we may unlock new avenues for treating developmental disorders and enhancing regenerative therapies. The study of somites not only deepens our knowledge of biology but also holds promise for future medical innovations.

胚胎发育的研究是一个迷人的领域，它揭示了塑造生物体的复杂过程。在脊椎动物的发育中，一个关键特征是体节的形成，体节是位于神经管两侧的分段中胚层块。这些结构在身体计划的组织和各种组织及器官的发展中发挥着至关重要的作用。理解体节对于掌握复杂生物体如何从单个受精卵发展而来是必不可少的。在胚胎发生的早期阶段，中胚层分化为几个区域，其中一个区域产生体节。每对体节沿着胚胎的头尾轴形成，并且它们有助于脊柱、骨骼肌和皮肤真皮的形成。体节提供的分段结构允许这些结构的有序发展，确保生物体具有对称和功能性的身体布局。体节形成的过程被称为体节发生，这一过程受到高度调控，涉及一系列遗传和分子信号。在脊椎动物中，这一过程受到分段时钟的影响，分段时钟是一种生物机制，用于协调体节的形成和时机。分段时钟通过基因表达模式的振荡来运作，导致体节的定期形成。这一精确的时机至关重要，因为任何干扰都可能导致发育异常。对体节的研究对理解先天性疾病和再生医学具有重要意义。例如，体节形成的异常可能导致脊柱侧弯或脊柱的先天性畸形。通过研究体节发展的机制，科学家们旨在揭示这些疾病潜在的治疗靶点。此外，体节作为研究组织工程和再生的优秀模型。科学家们正在研究如何操纵体节细胞，以在体外制造肌肉和骨组织，这可能在修复损伤或治疗退行性疾病方面具有应用潜力。利用体节的特性可能会彻底改变再生医学并改善患者的预后。总之，体节是脊椎动物胚胎发育中的重要结构，在身体组织和组织分化中发挥着关键作用。它们的形成是一个精细调控的过程，反映了生物系统的复杂性。随着研究的不断推进，我们可能会解锁治疗发育障碍和增强再生疗法的新途径。对体节的研究不仅加深了我们对生物学的理解，还为未来的医学创新带来了希望。