porphyrins

简明释义

英[ˈpɔːfɪrɪnz]美[ˈpɔrfɪrɪnz]

n. [生化]卟啉；卟啉类化合物；波菲利（porphyrin 的复数）

英英释义

单词用法

同义词

反义词

例句

1.This paper mainly introduces the inhibition function of manganese and manganese porphyrins to superoxide and hydroxyl radicals, lipid peroxidation.

介绍了锰及锰卟啉对超氧化物、羟化自由基、脂质过氧化等自由基的抑制作用，并初步讨论了它们的作用机理。

2.The porphyrin moiety was modified on the commercial oligonucleotides through the active 1-hydroxybenzotriazole esters of the porphyrins.

利用卟啉的1-羟基苯并三氮唑活性酯可将卟啉基团直接修饰在商品化的寡核苷酸片断上。

3.The synthesis of natural cyclic tetrapyrroles which include porphyrins, chlorins, bacteriochlorins, isobacteriochlorins and corrins is presently one of the most attractive fields in organic synthesis.

天然环状四吡咯化合物包括卟啉、卟吩、细菌卟吩、异菌卟吩以及可啉等类物质，其合成研究是目前有机合成领域的热点之一。

4.The synthesis of natural cyclic tetrapyrroles which include porphyrins, chlorins, bacteriochlorins, isobacteriochlorins and corrins is presently one of the most attractive fields in organic synthesis.

天然环状四吡咯化合物包括卟啉、卟吩、细菌卟吩、异菌卟吩以及可啉等类物质，其合成研究是目前有机合成领域的热点之一。

5.They engineered it so that one end carries a catalyst-iridium oxide. Bound at the other end are light-sensitive pigments, zinc porphyrins.

他们将其重新编程，使一段带有催化剂——氧化铱，另一端则带有光敏色素锌卟啉。

6.Being various structures and extensive USES, 2-substituted porphyrins and their metal complexes were payed more and more attention.

取代卟啉及其过渡金属配合物以其多样的结构和广泛的用途愈来愈受到人们的重视。

7.Porphyrins are a class of macrocyclic compounds with rigid conjugate structure, it can easily emit strong fluorescence under irradiation.

卟啉是一类具有刚性的共轭大环类化合物，在光的照射下，易被激发，产生强荧光。

8.Certain diseases can lead to an accumulation of porphyrins (卟啉) in the body, indicating a metabolic disorder.

某些疾病可能导致体内积累porphyrins（卟啉），这表明存在代谢障碍。

9.In the study of blood, scientists often analyze porphyrins (卟啉) to understand hemoglobin synthesis.

在血液研究中，科学家们常常分析porphyrins（卟啉）以了解血红蛋白的合成。

10.The presence of elevated levels of porphyrins (卟啉) in urine can indicate porphyria.

尿液中升高的porphyrins（卟啉）水平可能表明卟啉症。

11.The role of porphyrins (卟啉) in photosynthesis is crucial for converting light energy into chemical energy.

在光合作用中，porphyrins（卟啉）的作用对将光能转化为化学能至关重要。

12.Researchers are exploring how porphyrins (卟啉) can be used in photodynamic therapy for cancer treatment.

研究人员正在探索如何将porphyrins（卟啉）用于癌症治疗中的光动力疗法。

作文

Porphyrins are a group of organic compounds that play a crucial role in various biological processes. These complex molecules are characterized by their large, cyclic structures composed of four pyrrole rings linked by methine bridges. One of the most well-known examples of a porphyrin (卟啉) is heme, which is an essential component of hemoglobin in red blood cells. Heme is responsible for oxygen transport throughout the body, highlighting the importance of porphyrins (卟啉) in respiratory biology.In addition to heme, porphyrins (卟啉) are also found in chlorophyll, the green pigment in plants that enables photosynthesis. Chlorophyll absorbs light energy from the sun, allowing plants to convert carbon dioxide and water into glucose and oxygen. This process is fundamental to life on Earth, as it provides the primary source of energy for nearly all living organisms. The role of porphyrins (卟啉) in both animal and plant life emphasizes their significance in the biochemical world.The study of porphyrins (卟啉) extends beyond their biological functions; they also have important applications in medical science. For instance, certain porphyrins (卟啉) can be used as photosensitizers in photodynamic therapy for cancer treatment. In this approach, a porphyrin (卟啉) compound is administered to the patient and subsequently activated by light, leading to the generation of reactive oxygen species that can destroy cancer cells. This innovative use of porphyrins (卟啉) demonstrates their potential in therapeutic applications.Furthermore, the unique properties of porphyrins (卟啉) make them valuable in various industrial applications. They are utilized in the production of dyes, pigments, and catalysts. The ability of porphyrins (卟啉) to form stable complexes with metal ions allows for the development of sensors and electronic devices. Researchers are continuously exploring new ways to harness the characteristics of porphyrins (卟啉) for technological advancements.Despite their many benefits, it is essential to understand the potential risks associated with porphyrins (卟啉). Some porphyrins (卟啉) can accumulate in the body and lead to disorders such as porphyria, a group of diseases that result from the buildup of porphyrins (卟啉) and their precursors. Symptoms of porphyria can range from skin sensitivity to severe abdominal pain, depending on the type of disorder. Therefore, ongoing research is necessary to comprehend the full implications of porphyrins (卟啉) in health and disease.In conclusion, porphyrins (卟啉) are fascinating compounds with diverse roles in nature, medicine, and industry. Their involvement in vital biological processes, such as oxygen transport and photosynthesis, underscores their importance in sustaining life. Additionally, their applications in medical therapies and technology highlight their versatility. As research continues to unveil the complexities of porphyrins (卟啉), we gain a deeper appreciation for these remarkable molecules and their impact on our world.

卟啉是一类有机化合物，在各种生物过程中发挥着至关重要的作用。这些复杂的分子以其由四个吡咯环通过亚甲基桥连接而成的大环结构为特征。最著名的卟啉（porphyrin）例子之一是血红素，它是红血细胞中血红蛋白的基本组成部分。血红素负责在全身运输氧气，突显了卟啉（porphyrin）在呼吸生物学中的重要性。除了血红素，卟啉（porphyrin）还存在于叶绿素中，叶绿素是植物中使光合作用得以进行的绿色色素。叶绿素吸收来自太阳的光能，使植物能够将二氧化碳和水转化为葡萄糖和氧气。这个过程对地球上的生命至关重要，因为它为几乎所有生物提供了主要的能量来源。卟啉（porphyrin）在动物和植物生命中的作用强调了它们在生物化学世界中的重要性。卟啉（porphyrin）的研究不仅限于其生物功能；它们在医学科学中也有重要应用。例如，某些卟啉（porphyrin）可用作光动力疗法中的光敏剂用于癌症治疗。在这种方法中，将卟啉（porphyrin）化合物施用于患者，然后通过光激活，导致生成反应性氧物种，从而摧毁癌细胞。这种卟啉（porphyrin）的创新使用展示了它们在治疗应用中的潜力。此外，卟啉（porphyrin）的独特性质使其在各种工业应用中具有价值。它们被用于染料、颜料和催化剂的生产。卟啉（porphyrin）与金属离子形成稳定配合物的能力允许开发传感器和电子设备。研究人员不断探索利用卟啉（porphyrin）特性推动技术进步的新方法。尽管有许多好处，但理解与卟啉（porphyrin）相关的潜在风险也是至关重要的。某些卟啉（porphyrin）可能在体内积累，导致如卟啉症等疾病，这是一组由于卟啉（porphyrin）及其前体的积累而引起的疾病。卟啉症的症状因类型不同而异，可能从皮肤敏感到严重腹痛。因此，持续的研究对于理解卟啉（porphyrin）在健康和疾病中的全面影响是必要的。总之，卟啉（porphyrin）是具有多样角色的迷人化合物，存在于自然、医学和工业中。它们在氧气运输和光合作用等重要生物过程中的参与强调了它们维持生命的重要性。此外，它们在医学疗法和技术中的应用突显了它们的多功能性。随着研究的不断深入，我们对这些非凡分子及其对我们世界的影响有了更深的认识。