hydrophilic group

简明释义

亲水基团

英英释义

例句

1.The presence of a hydrophilic group (亲水基团) in the molecule enhances its solubility in water.

分子中存在一个亲水基团（亲水基团）可以增强其在水中的溶解度。

2.Polymers with a strong hydrophilic group (亲水基团) can absorb large amounts of water.

具有强烈亲水基团（亲水基团）的聚合物可以吸收大量水分。

3.In drug design, incorporating a hydrophilic group (亲水基团) can improve the bioavailability of the medication.

在药物设计中，加入一个亲水基团（亲水基团）可以提高药物的生物利用度。

4.The hydrophilic group (亲水基团) helps proteins to maintain their structure in an aqueous environment.

在水相环境中，亲水基团（亲水基团）帮助蛋白质保持其结构。

5.Surfactants often contain a hydrophilic group (亲水基团) that allows them to interact with water molecules.

表面活性剂通常含有一个亲水基团（亲水基团），使其能够与水分子相互作用。

作文

In the field of chemistry and biology, understanding the properties of molecules is crucial for numerous applications, including drug development, material science, and biochemistry. One important concept that often arises in these discussions is the presence of a hydrophilic group, which refers to a part of a molecule that is attracted to water. This characteristic plays a significant role in determining how substances interact with each other in aqueous environments.A hydrophilic group typically contains polar bonds or ionic components that can form hydrogen bonds with water molecules. Examples of hydrophilic groups include hydroxyl (-OH) groups, carboxyl (-COOH) groups, and amino (-NH2) groups. The presence of these groups can significantly enhance the solubility of a compound in water, making it more bioavailable and allowing it to participate in various biochemical processes.For instance, consider the role of hydrophilic groups in the structure of proteins. Proteins are composed of long chains of amino acids, some of which contain hydrophilic groups. These groups enable proteins to interact with the aqueous environment of cells, facilitating essential functions such as enzyme activity and signal transduction. Without hydrophilic groups, many proteins would not be able to fold correctly or perform their biological roles effectively.Moreover, the presence of hydrophilic groups is also vital in the formulation of pharmaceuticals. Many drugs are designed to have specific hydrophilic groups to ensure they dissolve properly in bodily fluids, which is essential for their absorption and efficacy. For example, a drug with a strong hydrophilic group may be more soluble in blood plasma, leading to better distribution throughout the body and improved therapeutic outcomes.In material science, hydrophilic groups are equally important. Surfaces that are treated to become hydrophilic can attract water, which can be beneficial in applications such as coatings for medical devices or in creating self-cleaning surfaces. By incorporating hydrophilic groups into materials, scientists can manipulate the properties of the surface to achieve desired functionalities, such as increased wettability or enhanced adhesion.On the other hand, the balance between hydrophilic and hydrophobic (water-repelling) groups within a molecule is critical. Molecules with both hydrophilic groups and hydrophobic regions can exhibit unique behaviors, such as forming micelles in solution. This property is exploited in various applications, including detergents and emulsifiers, which help to stabilize mixtures of oil and water.In summary, the concept of a hydrophilic group is fundamental in understanding the behavior of molecules in biological and chemical systems. These groups not only influence solubility and interaction with water but also play a pivotal role in the functionality of proteins, the design of pharmaceuticals, and the development of advanced materials. As research continues to explore the significance of hydrophilic groups, it becomes increasingly clear that they are integral to many scientific advancements and innovations.

在化学和生物学领域，理解分子的性质对于药物开发、材料科学和生物化学等众多应用至关重要。在这些讨论中，一个重要的概念是存在的亲水基团，它指的是分子的一部分，它对水有吸引力。这一特性在决定物质如何在水相环境中相互作用时发挥着重要作用。亲水基团通常包含极性键或离子成分，可以与水分子形成氢键。亲水基团的例子包括羟基（-OH）基团、羧基（-COOH）基团和氨基（-NH2）基团。这些基团的存在可以显著增强化合物在水中的溶解度，使其更具生物利用度，并允许它参与各种生化过程。例如，考虑亲水基团在蛋白质结构中的作用。蛋白质由长链氨基酸组成，其中一些含有亲水基团。这些基团使蛋白质能够与细胞的水相环境相互作用，从而促进酶活性和信号转导等基本功能。如果没有亲水基团，许多蛋白质将无法正确折叠或有效执行其生物角色。此外，亲水基团的存在在药物配方中也至关重要。许多药物被设计为具有特定的亲水基团，以确保它们在体液中适当地溶解，这对于它们的吸收和疗效至关重要。例如，具有强亲水基团的药物可能在血浆中更易溶解，从而导致在全身的更好分布和改善的治疗效果。在材料科学中，亲水基团同样重要。经过处理以变得亲水的表面可以吸引水，这在医疗设备涂层或创造自清洁表面等应用中是有益的。通过将亲水基团融入材料中，科学家可以操控表面的性质，以实现所需的功能，例如增加润湿性或增强附着力。另一方面，分子内亲水基团与疏水（排水）基团之间的平衡至关重要。具有亲水基团和疏水区域的分子可以表现出独特的行为，例如在溶液中形成胶束。这种特性在各种应用中被利用，包括洗涤剂和乳化剂，它们帮助稳定油和水的混合物。总之，亲水基团的概念在理解生物和化学系统中分子的行为方面是基础。这些基团不仅影响溶解度和与水的相互作用，而且在蛋白质的功能、药物的设计和先进材料的发展中发挥着关键作用。随着研究继续探索亲水基团的重要性，越来越清楚的是，它们是许多科学进步和创新的不可或缺的组成部分。