pinocytic

简明释义

英[ˌpaɪnəʊˈsaɪtɪk]美[pɪnoʊˈsɪtɪk]

adj. 胞饮的；胞饮作用形成的

英英释义

单词用法

同义词

反义词

例句

1.Tumours have high pinocytic rates .

癌细胞具有高的胞饮速率。

2.Tumours have high pinocytic rates .

癌细胞具有高的胞饮速率。

3.Tumours have high pinocytic rates.

癌细胞具有高的胞饮速率。

4.The cell uses pinocytic 吞饮的 mechanisms to absorb small particles from its environment.

细胞利用pinocytic 吞饮的机制从其环境中吸收小颗粒。

5.In the laboratory, researchers observed that pinocytic 吞饮的 activity increases in response to certain stimuli.

在实验室中，研究人员观察到对特定刺激的反应会增加pinocytic 吞饮的活性。

6.Certain immune cells utilize pinocytic 吞饮的 processes to capture antigens.

某些免疫细胞利用pinocytic 吞饮的过程来捕获抗原。

7.The pinocytic 吞饮的 mechanism is crucial for nutrient uptake in many cell types.

对于许多细胞类型来说，pinocytic 吞饮的机制对营养物质的摄取至关重要。

8.During the study, scientists noted that the pinocytic 吞饮的 rate varies between different cell types.

在研究过程中，科学家注意到不同细胞类型之间的pinocytic 吞饮的速率存在差异。

作文

In the realm of cellular biology, understanding the mechanisms by which cells interact with their environment is crucial. One such mechanism is known as pinocytic (饮胞作用), a process through which cells internalize liquid and small solutes from their surroundings. This essay will explore the significance of pinocytic (饮胞作用) activity in cellular function, its role in nutrient uptake, and its implications in various biological processes. Firstly, it is essential to define what pinocytic (饮胞作用) entails. This process is often referred to as 'cell drinking' and involves the invagination of the cell membrane to form small vesicles that encapsulate extracellular fluid. Unlike phagocytosis, which is the uptake of large particles, pinocytic (饮胞作用) is primarily concerned with liquids and dissolved substances. The vesicles formed during this process can then fuse with lysosomes, where the contents are broken down and utilized by the cell. The importance of pinocytic (饮胞作用) cannot be overstated. It plays a vital role in maintaining cellular homeostasis by regulating the intake of nutrients and other essential molecules. For instance, in nutrient-poor environments, cells may rely heavily on pinocytic (饮胞作用) to acquire necessary resources. This adaptability highlights the dynamic nature of cellular metabolism and the intricate balance that cells must maintain to survive. Moreover, pinocytic (饮胞作用) is not only limited to nutrient uptake; it also plays a significant role in cell signaling and communication. Cells can use this process to internalize signaling molecules, allowing them to respond to changes in their environment effectively. For example, when a hormone binds to its receptor on the cell surface, the subsequent pinocytic (饮胞作用) can lead to a cascade of intracellular events that alter the cell's behavior. This illustrates how pinocytic (饮胞作用) extends beyond mere absorption and is integral to the overall functionality of cells. Furthermore, the study of pinocytic (饮胞作用) has significant implications in medical research. Understanding how cells utilize this process can provide insights into various diseases, including cancer and infections. For instance, some cancer cells exploit pinocytic (饮胞作用) to enhance their survival by efficiently taking up nutrients from their environment. By targeting this pathway, researchers hope to develop new therapeutic strategies that could inhibit tumor growth. In addition, pinocytic (饮胞作用) is also relevant in the context of drug delivery systems. Scientists are exploring ways to harness this natural cellular mechanism to improve the efficacy of treatments. For instance, nanoparticles designed to mimic the properties of substances taken up via pinocytic (饮胞作用) can potentially deliver drugs directly to target cells, enhancing treatment outcomes while minimizing side effects. In conclusion, the pinocytic (饮胞作用) process is a fundamental aspect of cellular biology that facilitates the uptake of fluids and small solutes, contributing to nutrient acquisition and cellular communication. Its significance extends beyond basic biology, impacting fields such as medicine and biotechnology. As research continues to uncover the complexities of pinocytic (饮胞作用), we gain a deeper appreciation for the remarkable capabilities of cells and their ability to adapt to their ever-changing environments.

在细胞生物学领域，理解细胞与其环境相互作用的机制至关重要。其中一种机制被称为pinocytic（饮胞作用），这是细胞从周围环境中内化液体和小溶质的过程。本文将探讨pinocytic（饮胞作用）活动在细胞功能中的重要性、其在营养物质摄取中的作用以及其在各种生物过程中的影响。 首先，定义一下pinocytic（饮胞作用）的含义。这一过程通常被称为“细胞饮水”，涉及细胞膜的内陷形成小囊泡，以封装细胞外液。与吞噬作用不同，后者是大颗粒的摄取，pinocytic（饮胞作用）主要关注液体和溶解物质。在这一过程中形成的囊泡可以与溶酶体融合，在那里内容物被分解并被细胞利用。 pinocytic（饮胞作用）的重要性不容小觑。它在通过调节营养物质和其他必需分子的摄取来维持细胞稳态方面发挥着重要作用。例如，在营养贫乏的环境中，细胞可能会大量依赖pinocytic（饮胞作用）来获取必要的资源。这种适应性突显了细胞代谢的动态特性以及细胞在生存中必须保持的复杂平衡。 此外，pinocytic（饮胞作用）不仅限于营养物质的摄取；它在细胞信号传导和通信中也扮演着重要角色。细胞可以利用这一过程内化信号分子，从而有效地对环境变化做出反应。例如，当激素与细胞表面的受体结合时，随之而来的pinocytic（饮胞作用）可以导致一系列细胞内事件的级联反应，改变细胞的行为。这表明pinocytic（饮胞作用）超越了单纯的吸收，是细胞整体功能的核心部分。 此外，研究pinocytic（饮胞作用）在医学研究中具有重要意义。理解细胞如何利用这一过程可以提供对各种疾病的洞察，包括癌症和感染。例如，一些癌细胞利用pinocytic（饮胞作用）来通过有效地从环境中摄取营养物质来增强其生存能力。通过靶向这一途径，研究人员希望开发新的治疗策略，以抑制肿瘤生长。 此外，pinocytic（饮胞作用）在药物递送系统的背景下也相关。科学家们正在探索利用这一自然细胞机制来改善治疗效果的方法。例如，设计成模仿通过pinocytic（饮胞作用）摄取的物质特性的纳米颗粒可以直接将药物递送到目标细胞，从而提高治疗效果，同时减少副作用。 总之，pinocytic（饮胞作用）过程是细胞生物学的基本方面，它促进液体和小溶质的摄取，促进营养获取和细胞通信。其重要性超越了基础生物学，影响了医学和生物技术等领域。随着研究不断揭示pinocytic（饮胞作用）的复杂性，我们对细胞的非凡能力及其适应不断变化环境的能力有了更深刻的理解。