luciferin

简明释义

英[luːˈsɪfərɪn]美[luːˈsɪfərɪn]

n. 萤光素

英英释义

单词用法

同义词

反义词

例句

1.Instead of having freely available luciferin, they contain molecules called photoproteins which are, in effect, luciferin proteins that already have oxygen bound to them.

虽然不含有随处可得的荧光素，他们含有一种叫做“发光蛋白”，实际上就是和氧气连接的荧光素蛋白质。

2.ATP-Bioluminescence method allowed the rapid quantification of microorganisms by measuring their intracellular ATP in the firefly luciferin-luciferase BL reaction.

生物发光法是一种用于分析待检测样品中有无微生物及其数量的方法。

3.The luciferin-luciferase's reaction system may emit fluorescence, while the toxic substances will suppress the luminous intensity.

荧光素—荧光素酶反应体系能发出荧光，毒性物质的存在则会抑制荧光的发光强度。

4.The mice were also regularly injected with luciferin, so that the luciferase would have the fuel it needed to glow.

小鼠还定期注射荧光素，以便荧光素酶能够持续发光。

5.The simplest light-producing reactions require an organic molecule, known as a luciferin, to be oxidised by oxygen, a process that is helped along by an enzyme known as luciferase.

最简单的发光反应需要一种叫做荧光素有机分子，在荧光素酶的帮助下，进行被氧气氧化的氧化反应。

6.Light is emitted when luciferase is exposed to the appropriate luciferin substrate. Photon emission can be detected by light sensitive apparatus such as a luminometer or modified optical microscopes.

在荧光素酶中加入正确的荧光素底物就可以放出荧光，而发出的光子可以被光敏感元件，如荧光探测器或改进后的光学显微镜探测到。

7.Researchers realised that adding luciferase and luciferin to a sample of water or food could be used to detect ATP, and thus determine whether the sample contained bacteria or other pathogens.

研究者透露说，在水或食物样品中加入荧光素酶和荧光素可以被用来检测atp，这样就可以确定样品中是否存有细菌或者其他病原体。

8.The first is known as a luciferin . This is the chemical that creates the light.

其一为虫荧光素，这种化学物质可以制造光亮；

9.Light is emitted when luciferase is exposed to the appropriate luciferin substrate. Photon emission can be detected by light sensitive apparatus such as a luminometer or modified optical microscopes.

在荧光素酶中加入正确的荧光素底物就可以放出荧光，而发出的光子可以被光敏感元件，如荧光探测器或改进后的光学显微镜探测到。

10.The insects take in oxygen and, inside special cells, combine it with a substance called luciferin to produce light with almost no heat.

首先，萤火虫吸氧通过特殊的细胞与一种叫荧光素的物质结合就会几乎毫不放热的发出光亮。

11.Scientists have isolated luciferin (荧光素) from various species for further research.

科学家们从不同物种中分离出luciferin（荧光素）以进行进一步研究。

12.Researchers are studying how luciferin (荧光素) can be used in medical imaging.

研究人员正在研究如何利用luciferin（荧光素）用于医学成像。

13.The glow of the deep-sea creatures is attributed to the high concentration of luciferin (荧光素) in their bodies.

深海生物的光辉归因于其体内高浓度的luciferin（荧光素）。

14.Fireflies produce light through a chemical reaction involving luciferin (荧光素).

萤火虫通过涉及luciferin（荧光素）的化学反应产生光。

15.The bioluminescent jellyfish emits light due to the presence of luciferin (荧光素) in its body.

这种生物发光的水母因体内含有luciferin（荧光素）而发出光芒。

作文

The natural world is full of wonders, and one of the most fascinating phenomena is bioluminescence. This extraordinary ability to produce light is found in various organisms, including fireflies, certain fungi, and deep-sea creatures. At the heart of this process lies a molecule known as luciferin, which plays a crucial role in the biochemical reactions that lead to the emission of light. Understanding luciferin not only sheds light on the beauty of nature but also opens doors to numerous scientific applications.Bioluminescence occurs when luciferin, a light-emitting compound, reacts with oxygen in the presence of an enzyme called luciferase. This reaction releases energy in the form of light. The color of the emitted light can vary depending on the type of luciferin and the organism that produces it. For example, fireflies typically emit a yellow-green light, while some marine organisms can produce blue light, which travels farther underwater.The study of luciferin has significant implications in various fields, including medicine, environmental science, and biotechnology. Researchers have been exploring the potential of using luciferin and luciferase in medical diagnostics. For instance, bioluminescent markers can be used to track cellular processes or detect the presence of specific pathogens. This innovative approach could revolutionize how we diagnose diseases and monitor health conditions.In addition to its applications in medicine, luciferin is also valuable in ecological research. Scientists use bioluminescent organisms as indicators of environmental changes. For example, the presence or absence of certain bioluminescent species can provide insights into the health of marine ecosystems. By studying these organisms, researchers can monitor pollution levels and the impact of climate change on biodiversity.Moreover, the unique properties of luciferin have inspired advancements in biotechnology. Genetic engineering techniques have enabled scientists to insert the genes responsible for producing luciferin and luciferase into other organisms. This has led to the development of genetically modified plants and animals that exhibit bioluminescence. Such innovations could have practical applications, such as creating sustainable lighting solutions or developing new ways to visualize biological processes.Despite the many benefits of studying luciferin, there are still challenges to overcome. One significant hurdle is the difficulty in synthesizing luciferin in the lab. Researchers are working to develop more efficient methods for producing this compound, which would facilitate further studies and applications. Additionally, understanding the ecological roles of bioluminescent organisms is essential to ensure their conservation and the preservation of their habitats.In conclusion, luciferin is a remarkable molecule that exemplifies the wonders of nature. Its role in bioluminescence not only captivates our imagination but also holds immense potential for scientific advancement. As we continue to explore the mysteries of luciferin, we unlock new possibilities in medicine, environmental science, and biotechnology. The study of this fascinating compound reminds us of the intricate connections between living organisms and the environment, highlighting the importance of protecting our planet’s biodiversity for future generations.

自然界充满了奇迹，其中最迷人的现象之一就是生物发光。这种产生光的非凡能力存在于各种生物中，包括萤火虫、某些真菌和深海生物。在这一过程中，位于核心的分子被称为luciferin，它在导致光的发射的生化反应中起着至关重要的作用。理解luciferin不仅揭示了自然的美丽，还为许多科学应用打开了大门。生物发光发生在luciferin（一种发光化合物）与氧气在一种叫做荧光素酶的酶的存在下反应时。这一反应以光的形式释放能量。发出的光的颜色可以根据不同类型的luciferin和产生它的生物而有所不同。例如，萤火虫通常发出黄绿色的光，而某些海洋生物可以产生蓝光，这种光在水下传播得更远。对luciferin的研究在医学、环境科学和生物技术等多个领域具有重要意义。研究人员一直在探索使用luciferin和荧光素酶进行医学诊断的潜力。例如，生物发光标记可以用来追踪细胞过程或检测特定病原体的存在。这种创新的方法可能会彻底改变我们诊断疾病和监测健康状况的方式。除了在医学中的应用外，luciferin在生态研究中也很有价值。科学家们利用生物发光生物作为环境变化的指示剂。例如，某些生物发光物种的存在或缺失可以提供对海洋生态系统健康状况的见解。通过研究这些生物，研究人员可以监测污染水平和气候变化对生物多样性的影响。此外，luciferin的独特特性激发了生物技术的进步。基因工程技术使科学家能够将负责生产luciferin和荧光素酶的基因插入其他生物中。这导致了转基因植物和动物的开发，这些生物表现出生物发光特性。这些创新可能具有实际应用，例如创造可持续的照明解决方案或开发新的可视化生物过程的方法。尽管对luciferin的研究带来了许多好处，但仍然面临挑战。其中一个重大障碍是实验室合成luciferin的困难。研究人员正在努力开发更高效的生产这种化合物的方法，以促进进一步的研究和应用。此外，了解生物发光生物的生态角色对于确保它们的保护及其栖息地的保存至关重要。总之，luciferin是一个非凡的分子，体现了自然的奇迹。它在生物发光中的作用不仅吸引着我们的想象力，而且还蕴含着科学进步的巨大潜力。随着我们继续探索luciferin的奥秘，我们解锁了医学、环境科学和生物技术的新可能性。对这一迷人化合物的研究提醒我们生物体与环境之间错综复杂的联系，强调了保护我们星球生物多样性的重要性，以造福未来世代。