cornification

简明释义

英[ˌkɔːnɪfɪˈkeɪʃən]美[ˌkɔrnəfɪˈkeʃən]

n. [组织] 角化；[生理] 角质化

英英释义

单词用法

同义词

反义词

例句

1.Stratified squamous epithelium with beginning surface cornification.

角化的复层扁平上皮。

2.Transitional corneocytes are almost absent suggesting that the process of cornification is very rapid.

过渡期的角化细胞几乎不存在，提示其角质化过程非常迅速。

3.Transitional corneocytes are almost absent suggesting that the process of cornification is very rapid.

过渡期的角化细胞几乎不存在，提示其角质化过程非常迅速。

4.Vitamin A is known to influence cornification 角化 in epithelial tissues.

维生素A已知会影响上皮组织中的角化。

5.The process of cornification 角化 is essential for the formation of a protective barrier on the skin.

角化的过程对于皮肤保护屏障的形成至关重要。

6.During the maturation of keratinocytes, cornification 角化 plays a crucial role.

在角质形成细胞的成熟过程中，角化起着至关重要的作用。

7.In certain dermatological conditions, excessive cornification 角化 can lead to thickened skin.

在某些皮肤病状况下，过度的角化可能导致皮肤增厚。

8.The study focused on how cornification 角化 affects the healing process of wounds.

这项研究集中于角化如何影响伤口愈合过程。

作文

The process of skin development is fascinating, particularly when we delve into the concept of cornification. This term refers to the transformation of epithelial cells into a tough, protective layer found in the outermost part of the skin, known as the stratum corneum. The process of cornification is crucial for maintaining the integrity and barrier function of the skin. As we examine the stages of skin development, it becomes evident that cornification plays a pivotal role in protecting our bodies from external threats such as pathogens, chemicals, and physical abrasions.During cornification, keratinocytes, the primary cells in the epidermis, undergo significant changes. These cells begin their life cycle in the basal layer of the epidermis, where they proliferate and migrate upwards towards the skin surface. As they ascend, they start to lose their nuclei and organelles, a process that is essential for cornification. This loss of cellular components allows keratinocytes to become filled with keratin, a fibrous protein that provides strength and resilience to the skin.The importance of cornification can be observed in various aspects of dermatology. For instance, conditions such as psoriasis and ichthyosis are characterized by abnormal cornification processes. In psoriasis, there is an accelerated rate of cell turnover, leading to thickened patches of skin covered with scales. On the other hand, ichthyosis involves a defect in the cornification process, resulting in dry, scaly skin that lacks the normal barrier function. Understanding these conditions helps dermatologists develop effective treatments that target the underlying mechanisms of cornification.Moreover, cornification is not limited to the skin. It also occurs in other epithelial tissues throughout the body, such as the lining of the mouth, esophagus, and vagina. In these areas, cornification serves to protect against mechanical stress and maintain homeostasis. The study of cornification across different tissues highlights its evolutionary significance in preserving the health and functionality of various organs.In conclusion, cornification is a vital biological process that contributes to the formation of a protective barrier in the skin and other epithelial tissues. By understanding the mechanisms of cornification, researchers and medical professionals can better address skin disorders and improve overall skin health. As we continue to explore the intricacies of human biology, the significance of cornification will undoubtedly remain a key area of interest in dermatological research and treatment. The ongoing study of this process not only enhances our knowledge of skin physiology but also opens new avenues for therapeutic interventions in skin-related diseases.

皮肤发育的过程是引人入胜的，特别是当我们深入探讨“角化”这一概念时。这个术语指的是上皮细胞转变为一种坚韧的保护层的过程，这种保护层存在于皮肤最外层，称为角质层。“角化”的过程对于维持皮肤的完整性和屏障功能至关重要。当我们研究皮肤发育的阶段时，显而易见的是，“角化”在保护我们的身体免受病原体、化学物质和物理磨损等外部威胁方面发挥了关键作用。在“角化”过程中，角质形成细胞，即表皮中的主要细胞，经历显著的变化。这些细胞在表皮的基底层开始其生命周期，在那里它们增殖并向上迁移到皮肤表面。随着它们的上升，它们开始失去其细胞核和细胞器，这一过程对“角化”至关重要。这种细胞成分的丧失使角质形成细胞充满角蛋白，这是一种提供皮肤强度和韧性的纤维蛋白。“角化”的重要性可以在皮肤病学的各个方面观察到。例如，银屑病和鱼鳞病等疾病的特征是异常的“角化角化”过程中的缺陷，导致干燥、鳞屑状的皮肤缺乏正常的屏障功能。理解这些病症有助于皮肤科医生开发针对“角化”机制的有效治疗方法。此外，“角化”不仅限于皮肤。它还发生在身体其他上皮组织中，例如口腔、食道和阴道的内衬。在这些区域，“角化”用于抵御机械压力并维持内稳态。对不同组织中“角化”的研究突显了其在保护各种器官健康和功能方面的进化重要性。总之，“角化”是一个重要的生物过程，有助于在皮肤和其他上皮组织中形成保护屏障。通过理解“角化”的机制，研究人员和医疗专业人员可以更好地解决皮肤疾病问题并改善整体皮肤健康。随着我们继续探索人体生物学的复杂性，“角化”的重要性无疑将成为皮肤病学研究和治疗中的一个关键领域。对这一过程的持续研究不仅增强了我们对皮肤生理的认识，还为皮肤相关疾病的治疗干预开辟了新的途径。