glycolipid

简明释义

英[ˌɡlaɪkəʊˈlɪpɪd]美[ˌɡlaɪkəˈlɪpɪd]

n. 糖脂类

英英释义

单词用法

同义词

反义词

例句

1.The strain LZ25-11 of high yield biosurfactant was obtained after UV treatment from L-21, its output of glycolipid was increased by 112.5%.

同时对生物表面活性剂产生菌l - 21进行了紫外诱变，筛选到一株糖脂产量提高了112.5%的突变株lz25.11。

2.The strain LZ25-11 of high yield biosurfactant was obtained after UV treatment from L-21, its output of glycolipid was increased by 112.5%.

同时对生物表面活性剂产生菌l - 21进行了紫外诱变，筛选到一株糖脂产量提高了112.5%的突变株lz25.11。

3.Few glycolipid antigens have been discovered so far, although some have now been identified in bacteria and pollen.

到目前为止确定的糖脂类抗原很少，只在细菌和花粉中发现了一部分。

4.Moreover, it is the first to show effectiveness of a monoclonal antibody targeting a glycolipid.

然而，它是首次显示了针对糖脂发挥作用的单克隆抗体的有效性。

5.In some plants, glycolipid constitute the major polar lipids in ceil membranes.

在有些植物中糖脂是细胞膜中主要的极性油脂。

6.The major glycolipid accumulated in tissue is globotriaosylceramide (gl - 3).

组织中堆积的糖脂主要是神经酰胺三己糖苷(GL-3)。

7.The cell membrane is composed of a variety of molecules, including proteins and glycolipids (糖脂).

细胞膜由多种分子组成，包括蛋白质和糖脂。

8.In the human body, glycolipids (糖脂) play a crucial role in cell recognition.

在人体内，糖脂在细胞识别中发挥着至关重要的作用。

9.Certain glycolipids (糖脂) are involved in signaling pathways that regulate immune responses.

某些糖脂参与调节免疫反应的信号通路。

10.Researchers are studying the effects of glycolipids (糖脂) on cancer cell growth.

研究人员正在研究糖脂对癌细胞生长的影响。

11.The presence of specific glycolipids (糖脂) can influence the behavior of pathogens.

特定的糖脂的存在可以影响病原体的行为。

作文

In the vast realm of biochemistry, one of the fascinating components that play a crucial role in cellular structure and function is the glycolipid. A glycolipid is a type of lipid molecule that contains a carbohydrate attached to a glycerol backbone. These molecules are primarily found in the cell membranes of various organisms, including plants, animals, and microorganisms. The presence of glycolipids contributes significantly to the structural integrity of cell membranes, as well as to their functional properties. The structure of a glycolipid typically consists of a hydrophobic tail made up of fatty acid chains and a hydrophilic head that includes one or more sugar units. This unique arrangement allows glycolipids to form bilayers, which are essential for maintaining the integrity of cell membranes. The hydrophobic tails face inward, away from water, while the hydrophilic heads face outward, interacting with the aqueous environment. This amphipathic nature of glycolipids is vital for creating a barrier that separates the interior of the cell from its external surroundings. Beyond their structural role, glycolipids also serve as recognition sites on the cell surface. They play a pivotal role in cell-cell communication and signaling. For instance, specific glycolipids can be recognized by proteins on neighboring cells, facilitating processes such as immune response and tissue formation. In this way, glycolipids contribute to the overall functioning of multicellular organisms by enabling cells to interact and communicate effectively. Moreover, glycolipids are involved in various biological processes, including cell adhesion, membrane stability, and signal transduction. They can act as receptors for pathogens, allowing viruses and bacteria to attach to host cells. Understanding the mechanisms by which glycolipids function is crucial for developing therapeutic strategies against infections and diseases. In the context of human health, alterations in glycolipid metabolism have been linked to several diseases, including cancer and neurodegenerative disorders. Research has shown that certain types of glycolipids can influence tumor growth and progression, making them potential targets for cancer therapies. Additionally, abnormalities in glycolipid synthesis and degradation can lead to conditions such as Fabry disease and Gaucher disease, which are characterized by the accumulation of specific glycolipids in various tissues. In conclusion, glycolipids are indispensable components of cell membranes that not only provide structural support but also facilitate critical biological functions. Their complex roles in cell communication, recognition, and metabolism underscore their importance in both basic biology and medical research. As we continue to explore the intricate world of glycolipids, we gain valuable insights into how these molecules contribute to the overall health and functioning of living organisms.

在生物化学的广阔领域中，扮演着细胞结构和功能重要角色的一个迷人组成部分是糖脂。糖脂是一种脂质分子，含有附着在甘油骨架上的碳水化合物。这些分子主要存在于各种生物的细胞膜中，包括植物、动物和微生物。糖脂的存在对细胞膜的结构完整性以及其功能特性有着显著的贡献。 糖脂的结构通常由由脂肪酸链构成的疏水性尾部和包含一个或多个糖单位的亲水性头部组成。这种独特的排列使得糖脂能够形成双层，这是维持细胞膜完整性的关键。疏水性尾部朝内，远离水，而亲水性头部朝外，与水相互作用。这种两亲性质对于创建一个将细胞内部与外部环境分开的屏障至关重要。 除了结构作用外，糖脂还作为细胞表面的识别位点。它们在细胞间通信和信号传递中发挥着关键作用。例如，特定的糖脂可以被邻近细胞上的蛋白质识别，从而促进免疫反应和组织形成等过程。通过这种方式，糖脂通过使细胞能够有效地相互作用和交流，促进多细胞生物的整体功能。 此外，糖脂还参与多种生物过程，包括细胞粘附、膜稳定性和信号转导。它们可以作为病原体的受体，使病毒和细菌能够附着到宿主细胞上。理解糖脂的功能机制对于开发针对感染和疾病的治疗策略至关重要。 在人体健康的背景下，糖脂代谢的改变与多种疾病相关，包括癌症和神经退行性疾病。研究表明，某些类型的糖脂可以影响肿瘤的生长和进展，使其成为癌症治疗的潜在靶点。此外，糖脂合成和降解的异常可能导致如法布里病和高雪病等疾病，这些疾病的特征是在各种组织中积累特定的糖脂。 总之，糖脂是细胞膜不可或缺的组成部分，它们不仅提供结构支持，还促进关键的生物功能。它们在细胞通信、识别和代谢中的复杂角色凸显了它们在基础生物学和医学研究中的重要性。随着我们继续探索糖脂的复杂世界，我们获得了关于这些分子如何促进生物体整体健康和功能的宝贵见解。