polysaccharide

简明释义

英[ˌpɒlɪˈsækəraɪd]美[ˌpɑːlɪˈsækəˌraɪd]

n. [有化]多糖；多聚糖（等于 polysaccharid）

英英释义

单词用法

同义词

反义词

例句

1.Agar is complex polysaccharide, extracted from red algae.

琼脂是一种从红藻中提取的复杂的多糖。

2.The orthogonal experiment L9 (34) was arranged to search out the optimum extraction conditions of Polysaccharide.

按l9(34)正交试验表安排研究多糖的提取条件。

3.Studyed on the method of separation and purification of lentinuns polysaccharide, and identified the concentration.

研究了香菇多糖的分离纯化方法，并进行纯度鉴定。

4.The research indicated artillery methods and the content of polysaccharide has direct relations.

研究表明炮制方法与多糖含量的多少有直接的关系。

5.The objective is to determine the contents of polysaccharide in leaves of Moringa oleifera.

目的是测定辣木叶片中多糖的含量。

6.Lilium brownii Polysaccharide can increase the hypoxia tolerance, anti-oxidation action and immuno-enhancing activity in mice.

百合多糖具有增强小鼠耐缺氧能力、抗氧化及免疫增强作用。

7.The broth contained high concentration of amino nitrogen and fungal polysaccharide.

该发酵液含有较高的氨基态氮，香菇多糖。

8.Glycogen is a stored form of energy in animals and is also classified as a polysaccharide.

糖原是动物体内储存能量的形式，也被归类为一种多糖。

9.Some polysaccharides can be soluble in water, while others are not, affecting their digestibility.

一些多糖可以溶解在水中，而另一些则不能，这影响了它们的可消化性。

10.In the human diet, polysaccharides are vital for providing energy and digestive health.

在人的饮食中，多糖对提供能量和消化健康至关重要。

11.Cellulose, found in the cell walls of plants, is another important polysaccharide that provides structural support.

纤维素存在于植物的细胞壁中，是另一种重要的多糖，为植物提供结构支持。

12.The primary component of starch is a type of polysaccharide, which is a long chain of glucose molecules.

淀粉的主要成分是一种多糖，它是由长链葡萄糖分子组成的。

作文

Polysaccharides are complex carbohydrates that play a crucial role in the biological world. They are formed by long chains of monosaccharide units, which are simple sugars. The structure and function of polysaccharides (多糖) can vary significantly depending on the types of monosaccharides involved and how they are linked together. Some common examples of polysaccharides (多糖) include starch, glycogen, and cellulose. Each of these serves different purposes in living organisms and has unique properties that make them essential for life.Starch is a primary energy storage molecule found in plants. It is composed of numerous glucose units linked together in a manner that allows it to be easily broken down when energy is needed. When humans consume foods rich in starch, such as potatoes or rice, our bodies convert these polysaccharides (多糖) into glucose, which is then used for energy. This process highlights the importance of polysaccharides (多糖) in our diet and overall health.Glycogen, on the other hand, is the storage form of glucose in animals. It is primarily found in the liver and muscle tissues. When an animal needs a quick source of energy, glycogen is broken down into glucose and released into the bloodstream. This rapid release of energy is especially important during physical activities or times of fasting. Thus, polysaccharides (多糖) like glycogen are vital for maintaining energy levels in living organisms.Cellulose is another type of polysaccharide (多糖) that is crucial for plant structure. It forms the cell walls of plants, providing them with rigidity and strength. Unlike starch and glycogen, cellulose cannot be digested by humans because we lack the necessary enzymes to break it down. However, it plays an important role in our digestive system as dietary fiber, helping to regulate bowel movements and maintain gut health.In addition to their roles in energy storage and structural support, polysaccharides (多糖) are also involved in cell signaling and recognition processes. For example, certain polysaccharides (多糖) on the surfaces of cells can act as indicators for immune responses, helping the body to recognize and respond to pathogens. This demonstrates the diverse functions that polysaccharides (多糖) have in biological systems.The study of polysaccharides (多糖) is not only important for understanding biology but also has practical applications in various fields. In the food industry, polysaccharides (多糖) are used as thickeners, stabilizers, and gelling agents. For instance, pectin, a type of polysaccharide (多糖) found in fruits, is commonly used in making jams and jellies. Similarly, alginate, derived from seaweed, is utilized in various food products for its thickening properties.Moreover, polysaccharides (多糖) are being researched for their potential therapeutic uses. Certain polysaccharides (多糖) have been found to possess anti-inflammatory and immune-boosting properties, making them candidates for new treatments in medicine. As we continue to explore the world of polysaccharides (多糖), we uncover more about their significance in health, nutrition, and industry.In conclusion, polysaccharides (多糖) are integral components of life, serving various functions that are essential for both plants and animals. From energy storage to structural support and beyond, their importance cannot be overstated. Understanding polysaccharides (多糖) and their roles in biological systems opens up avenues for further research and innovation in multiple disciplines.

多糖是复杂的碳水化合物，在生物世界中发挥着至关重要的作用。它们由长链单糖单位构成，这些单糖是简单的糖。polysaccharides（多糖）的结构和功能可能因所涉及的单糖类型及其连接方式而显著不同。一些常见的polysaccharides（多糖）包括淀粉、糖原和纤维素。这些每一种在生物体中都具有不同的用途，并具有使其对生命至关重要的独特性质。淀粉是植物中主要的能量储存分子。它由许多葡萄糖单位链接而成，以便在需要能量时能够轻松分解。当人类摄入富含淀粉的食物，如土豆或大米时，我们的身体会将这些polysaccharides（多糖）转化为葡萄糖，然后用于能量。这一过程突显了polysaccharides（多糖）在我们饮食和整体健康中的重要性。另一方面，糖原是动物中葡萄糖的储存形式。它主要存在于肝脏和肌肉组织中。当动物需要快速的能量来源时，糖原会被分解为葡萄糖并释放到血液中。这种快速释放能量的能力在剧烈运动或禁食时尤为重要。因此，像糖原这样的polysaccharides（多糖）对于维持生物体的能量水平至关重要。纤维素是另一种对植物结构至关重要的polysaccharide（多糖）。它形成植物的细胞壁，为植物提供刚性和强度。与淀粉和糖原不同，人类无法消化纤维素，因为我们缺乏必要的酶来分解它。然而，它在我们的消化系统中作为膳食纤维发挥着重要作用，帮助调节肠道运动和维持肠道健康。除了在能量储存和结构支持方面的作用外，polysaccharides（多糖）还参与细胞信号传递和识别过程。例如，某些polysaccharides（多糖）可以作为免疫反应的指示物，帮助身体识别和应对病原体。这表明polysaccharides（多糖）在生物系统中具有多样的功能。对polysaccharides（多糖）的研究不仅对理解生物学重要，还在多个领域具有实际应用。在食品工业中，polysaccharides（多糖）被用作增稠剂、稳定剂和凝胶剂。例如，果胶是一种存在于水果中的polysaccharide（多糖），通常用于制作果酱和果冻。同样，海藻提取的海藻酸盐也因其增稠特性而被广泛应用于各种食品中。此外，polysaccharides（多糖）也正在被研究其潜在的治疗用途。某些polysaccharides（多糖）被发现具有抗炎和增强免疫的特性，使它们成为新疗法的候选者。随着我们继续探索polysaccharides（多糖）的世界，我们将进一步发现它们在健康、营养和工业中的重要性。总之，polysaccharides（多糖）是生命的组成部分，承担着对植物和动物至关重要的多种功能。从能量储存到结构支持及其他，polysaccharides（多糖）的重要性不容小觑。理解polysaccharides（多糖）及其在生物系统中的作用为多个学科的进一步研究和创新开辟了新的途径。