hemocyanin

简明释义

英[ˌhiːməˈsaɪənɪn]美[ˌheməˈsaɪənɪn]

n. （昆虫、甲壳的）[生化] 血蓝蛋白，血蓝质

英英释义

单词用法

同义词

反义词

例句

1.When Dr. Yao Cong, a postdoctoral researcher in the laboratory of Dr. Wah Chiu, displays the computer representation of hemocyanin, it glows like a four-part jewel on the computer screen.

当与WahChiu博士同在一个实验室的姚聪博士后，用计算机展示了血蓝蛋白的图像时，它简直就像由四部分组成的宝石在计算机屏幕上闪烁不定。

2.When Dr. Yao Cong, a postdoctoral researcher in the laboratory of Dr. Wah Chiu, displays the computer representation of hemocyanin, it glows like a four-part jewel on the computer screen.

当与WahChiu博士同在一个实验室的姚聪博士后，用计算机展示了血蓝蛋白的图像时，它简直就像由四部分组成的宝石在计算机屏幕上闪烁不定。

3.Scientists have discovered that hemocyanin can also function as an immune response protein in some species.

科学家发现，hemocyanin在某些物种中也可以作为免疫反应蛋白发挥作用。

4.Unlike hemoglobin, hemocyanin is blue when oxygenated, giving certain sea creatures their distinctive color.

与血红蛋白不同，hemocyanin在氧合时呈蓝色，使某些海洋生物具有独特的颜色。

5.Researchers are studying hemocyanin as a potential biomarker for environmental changes in marine ecosystems.

研究人员正在研究hemocyanin作为海洋生态系统环境变化的潜在生物标志物。

6.The blood of some mollusks contains a copper-based molecule called hemocyanin, which is responsible for transporting oxygen.

某些软体动物的血液中含有一种名为hemocyanin（血蓝蛋白）的铜基分子，负责运输氧气。

7.The presence of hemocyanin in the blood can indicate the evolutionary adaptations of certain arthropods.

血液中hemocyanin的存在可以表明某些节肢动物的进化适应性。

作文

Hemocyanin is a fascinating protein that plays a crucial role in the respiratory systems of many invertebrates, particularly arthropods and mollusks. Unlike hemoglobin, which contains iron and gives vertebrate blood its red color, hemocyanin contains copper, which lends a blue hue to the blood of organisms that utilize this protein for oxygen transport. Understanding hemocyanin not only enriches our knowledge of biochemistry but also provides insights into evolutionary adaptations among different species.The structure of hemocyanin is quite complex. It is composed of multiple subunits that come together to form a larger quaternary structure. This protein is found dissolved in the hemolymph of these organisms, which serves a similar function to blood in vertebrates. The presence of copper ions in hemocyanin allows it to bind oxygen molecules efficiently, enabling these creatures to thrive in various environments, from the deep sea to terrestrial habitats.One of the most interesting aspects of hemocyanin is its ability to change color depending on its oxidation state. When oxygen binds to the copper ions, hemocyanin turns blue, while deoxygenated states result in a colorless or pale appearance. This characteristic has fascinated scientists and laypeople alike, as it offers a visual cue to the oxygenation status of the organism's blood.Research into hemocyanin has important implications beyond mere curiosity. For example, studying this protein can lead to advancements in medical science, particularly in the field of artificial blood substitutes. The unique properties of hemocyanin could inspire the development of new materials that mimic its oxygen-carrying capabilities. Furthermore, understanding how hemocyanin functions at a molecular level can provide insights into the evolution of respiratory proteins across different life forms.Moreover, hemocyanin is not just limited to oxygen transport; it also plays roles in immune responses. Some species utilize hemocyanin as a defense mechanism against pathogens. Its ability to exhibit antimicrobial properties makes it a subject of interest for researchers looking into natural antibiotics. This dual functionality highlights the importance of hemocyanin in the overall physiology of the organisms that possess it.In conclusion, hemocyanin is more than just a simple protein; it is a vital component of the biological systems of many invertebrates. Its unique properties, including its copper-based structure and color-changing abilities, make it a topic of significant scientific interest. As we continue to explore the complexities of life at the molecular level, hemocyanin stands out as a prime example of nature's ingenuity. The study of this protein not only enhances our understanding of respiratory mechanisms but also opens doors to potential applications in medicine and biotechnology. Thus, hemocyanin serves as a reminder of the intricate connections between biology, chemistry, and the evolutionary history of life on Earth.

血蓝蛋白是一种引人入胜的蛋白质，在许多无脊椎动物，特别是节肢动物和软体动物的呼吸系统中发挥着至关重要的作用。与含铁的血红蛋白不同，血红蛋白使脊椎动物的血液呈红色，而血蓝蛋白则含有铜，这赋予了利用这种蛋白质进行氧气运输的生物其血液蓝色的色调。理解血蓝蛋白不仅丰富了我们对生物化学的知识，还提供了关于不同物种之间进化适应的见解。血蓝蛋白的结构相当复杂。它由多个亚单位组成，这些亚单位结合在一起形成一个更大的四级结构。这种蛋白质溶解在这些生物的血淋巴中，起着类似于脊椎动物血液的功能。血蓝蛋白中铜离子的存在使其能够高效地结合氧分子，使这些生物能够在从深海到陆地栖息地的各种环境中生存。血蓝蛋白最有趣的方面之一是它能够根据其氧化状态改变颜色。当氧气与铜离子结合时，血蓝蛋白变成蓝色，而去氧状态则导致无色或淡色外观。这一特性吸引了科学家和普通人，因为它为生物血液的氧合状态提供了视觉线索。对血蓝蛋白的研究不仅仅出于好奇。例如，研究这种蛋白质可以促进医学科学的进步，特别是在人工血液替代品的领域中。血蓝蛋白的独特特性可能激发开发新材料，以模仿其氧气携带能力。此外，理解血蓝蛋白在分子水平上的功能可以为理解不同生命形式之间呼吸蛋白的进化提供见解。此外，血蓝蛋白不仅限于氧气运输；它在免疫反应中也发挥作用。一些物种利用血蓝蛋白作为抵御病原体的防御机制。它表现出的抗微生物特性使其成为研究自然抗生素的研究者的兴趣所在。这种双重功能突显了血蓝蛋白在拥有它的生物整体生理中的重要性。总之，血蓝蛋白不仅仅是一种简单的蛋白质；它是许多无脊椎动物生物系统的重要组成部分。其独特的特性，包括基于铜的结构和变色能力，使其成为重要的科学研究主题。随着我们继续探索生命在分子层面的复杂性，血蓝蛋白作为自然智慧的典范脱颖而出。这种蛋白质的研究不仅增强了我们对呼吸机制的理解，还为医学和生物技术的潜在应用开辟了新的方向。因此，血蓝蛋白提醒我们生物学、化学和地球生命进化历史之间的复杂联系。