epiblastic

简明释义

英[ˌɛpɪˈblæstɪk]美[ˌɛpɪˈblæstɪk]

adj. 外胚层的

英英释义

单词用法

同义词

反义词

例句

1.Tooth is a typical epithelium-mesenchyme organ, which is formed through the mutual function between the original oral epithelium and epiblastic mesenchyme from the neural crest below.

牙齿是典型的上皮-间充质器官，由原口腔上皮和其下方的神经嵴来源的外胚间充质相互作用而形成。

2.Tooth is a typical epithelium-mesenchyme organ, which is formed through the mutual function between the original oral epithelium and epiblastic mesenchyme from the neural crest below.

牙齿是典型的上皮-间充质器官，由原口腔上皮和其下方的神经嵴来源的外胚间充质相互作用而形成。

3.The cells in the early embryo are primarily derived from the epiblastic 外胚层的 layer.

早期胚胎中的细胞主要来源于epiblastic 外胚层的层。

4.During gastrulation, the epiblastic 外胚层的 cells migrate to form different germ layers.

在原肠胚形成过程中，epiblastic 外胚层的细胞迁移以形成不同的胚层。

5.Research shows that epiblastic 外胚层的 stem cells can differentiate into various cell types.

研究表明，epiblastic 外胚层的干细胞可以分化成多种细胞类型。

6.The epiblastic 外胚层的 tissue plays a crucial role in the formation of the nervous system.

epiblastic 外胚层的组织在神经系统的形成中起着至关重要的作用。

7.In amphibians, the epiblastic 外胚层的 cells contribute to skin and sensory organs.

在两栖动物中，epiblastic 外胚层的细胞有助于皮肤和感官器官的形成。

作文

The study of embryology provides fascinating insights into the development of organisms. One crucial aspect of this field is the understanding of the different layers of cells that form during the early stages of development. Among these layers, the term epiblastic refers to the outermost layer of cells in an embryo, which plays a vital role in forming various structures and organs. The epiblastic layer is primarily responsible for the development of the skin and nervous system, making it essential for proper organismal development. In the early stages of embryogenesis, the fertilized egg undergoes a series of divisions, leading to the formation of a structure known as the blastula. This structure then differentiates into three primary germ layers: ectoderm, mesoderm, and endoderm. The epiblastic layer corresponds to the ectoderm, which is crucial for the formation of external tissues. Understanding the properties and functions of the epiblastic layer can shed light on how various systems in the body are established and interact with one another. One of the most significant roles of the epiblastic layer is its involvement in the process of neurulation, where the neural tube forms from the ectoderm. This neural tube eventually develops into the central nervous system, which includes the brain and spinal cord. Any disruptions or abnormalities in this process can lead to severe congenital disabilities, emphasizing the importance of the epiblastic layer in early development. Moreover, research has shown that the epiblastic layer is not only involved in forming the skin and nervous system but also plays a role in signaling pathways that influence the development of other tissues. For instance, the interactions between the epiblastic cells and the underlying mesoderm are critical for the proper formation of muscles and bones. This intricate communication between different layers highlights the complexity of embryonic development and the significance of each layer's contribution. In recent years, advancements in stem cell research have allowed scientists to explore the potential of epiblastic cells in regenerative medicine. By understanding how these cells differentiate and contribute to tissue formation, researchers hope to harness their capabilities for therapeutic purposes. The ability to manipulate epiblastic cells could lead to breakthroughs in treating conditions caused by tissue damage or loss. In conclusion, the epiblastic layer is a fundamental component of embryonic development, influencing the formation of critical structures such as the skin and nervous system. Its role in cellular signaling and interaction with other germ layers underscores the complexity of developmental biology. As research continues to advance, our understanding of the epiblastic layer will undoubtedly expand, opening new avenues for medical science and improving our ability to address developmental disorders and injuries.

胚胎学的研究提供了对生物体发育的迷人见解。这个领域的一个关键方面是理解在发育早期阶段形成的不同细胞层次。在这些层次中，术语epiblastic指的是胚胎中的最外层细胞，这一层在形成各种结构和器官中起着至关重要的作用。epiblastic层主要负责皮肤和神经系统的发育，因此对于适当的生物体发育至关重要。 在胚胎发生的早期阶段，受精卵经历一系列的分裂，形成一个称为囊胚的结构。这个结构随后分化为三种主要的胚层：外胚层、中胚层和内胚层。epiblastic层对应于外胚层，这对外部组织的形成至关重要。理解epiblastic层的特性和功能可以揭示身体中各种系统是如何建立和相互作用的。 epiblastic层最重要的角色之一是参与神经管形成的过程，即从外胚层形成神经管。这个神经管最终发育成中枢神经系统，包括大脑和脊髓。这个过程中的任何干扰或异常都可能导致严重的先天性缺陷，强调了epiblastic层在早期发育中的重要性。 此外，研究表明，epiblastic层不仅参与皮肤和神经系统的形成，还在影响其他组织发育的信号通路中发挥作用。例如，epiblastic细胞与下方中胚层之间的相互作用对于肌肉和骨骼的正确形成至关重要。这些不同层次之间的复杂交流突显了胚胎发育的复杂性以及每一层的贡献的重要性。 近年来，干细胞研究的进展使科学家能够探索epiblastic细胞在再生医学中的潜力。通过了解这些细胞的分化及其在组织形成中的作用，研究人员希望利用它们的能力用于治疗目的。操控epiblastic细胞的能力可能会导致治疗由组织损伤或丧失引起的疾病的突破。 总之，epiblastic层是胚胎发育的基本组成部分，影响着皮肤和神经系统等关键结构的形成。它在细胞信号传导和与其他胚层的相互作用中的作用突显了发育生物学的复杂性。随着研究的不断推进，我们对epiblastic层的理解无疑会扩展，为医学科学开辟新的途径，并改善我们应对发育障碍和损伤的能力。