cinchona

简明释义

英[sɪŋˈkəʊnə]美[sɪŋˈkoʊnə]

n. 金鸡纳树皮；金鸡纳树

复 数 c i n c h o n a s

英英释义

单词用法

同义词

反义词

例句

1.This paper focuses on the synthesis of cinchona alkaloid catalysts which contains rigid polybenzene moieties and their application in asymmetric catalytic reactions.

本课题所研究的是含有多聚苯刚性分子片段的金鸡纳碱类手性催化剂。

2.Nearby grew a tree, nowadays known as Cinchona.

附近长着一颗树，现在知道是一棵金鸡纳树。

3.An alkaloid, C19H22N2O, derived from the bark of various cinchona trees and used as an antimalarial agent.

金鸡纳宁，辛可宁一种生物碱，c19h22n2o，由金鸡纳树的树皮中。

4.The inclusion complexation behavior of sulfoantocalixarenes with four cinchona alkaloids was investigated by means of fluorescent spectra.

采用荧光光谱方法研究了三种磺化杯芳烃与四种金鸡钠碱药物分子的键合行为。

5.This paper focuses on the synthesis of cinchona alkaloid catalysts which contains rigid polybenzene moieties and their application in asymmetric catalytic reactions.

本课题所研究的是含有多聚苯刚性分子片段的金鸡纳碱类手性催化剂。

6.The drug is derived from the bark of the cinchona tree, native to South America, and by 1856 demand for the drug was surpassing the available supply.

这种药物是从原产于南美洲的金鸡纳树的树皮中提取的。到了1856年，对这种药物的需求已经超过了现有的供应。

7.Quinine and other related cinchona alkaloids were chosen for the separation of some tart enantiomers of phenylalanine, aromatic acids and other acids.

奎宁和其它金鸡纳生物碱类化合物作为手性选择子可分离苯丙氨酸、芳香酸和其它手性酸。

8.The reaction mechanism in tartrate modified catalysts and cinchona modified catalysts are also discussed.

酒石酸及金鸡纳碱修饰型金属催化剂的反应机理也进行了探讨。

9.Gin gets its flavor from juniper tree berries, and the quinine in tonic comes from the cinchona tree.

杜松子酒的口味来源于杜松子的浆果，而碳酸奎宁水中的奎宁来自金鸡纳树。

10.The reaction mechanism in tartrate modified catalysts and cinchona modified catalysts are also discuss...

对酒石酸及金鸡纳碱修饰型金属催化剂的反应机理也进行了探讨。

11.Many people are unaware that cinchona 金鸡纳树 was once a vital resource for treating fevers.

许多人不知道金鸡纳树曾是治疗发热的重要资源。

12.The discovery of cinchona 金鸡纳树 in South America revolutionized the treatment of malaria in the 19th century.

19世纪在南美洲发现金鸡纳树彻底改变了疟疾的治疗方法。

13.Pharmaceutical companies extract quinine from cinchona 金鸡纳树 for use in tonic waters.

制药公司从金鸡纳树中提取奎宁，用于调味水中。

14.The bark of the cinchona 金鸡纳树 is used to produce quinine, which is effective against malaria.

金鸡纳树的树皮用于生产奎宁，能够有效对抗疟疾。

15.In traditional medicine, cinchona 金鸡纳树 has been valued for its therapeutic properties.

在传统医学中，金鸡纳树因其治疗特性而备受重视。

作文

The history of medicine is filled with remarkable discoveries that have changed the course of human health. One such discovery is the use of cinchona, a plant native to South America, which has played a crucial role in the fight against malaria. The bark of the cinchona tree contains quinine, a compound that has been used for centuries to treat this deadly disease. Before the advent of modern medicine, people relied heavily on natural remedies, and cinchona was one of the most effective treatments available. In the early 17th century, European colonizers in Peru discovered the medicinal properties of cinchona. They observed that indigenous people used the bark to alleviate fevers, which were often caused by malaria. This led to the introduction of cinchona to Europe, where it quickly gained popularity as a treatment for various fevers. By the 19th century, the demand for cinchona increased significantly, prompting extensive cultivation of the tree in various tropical regions. The impact of cinchona on public health cannot be overstated. It provided a reliable means of treating malaria, a disease that was rampant in many parts of the world. Quinine, derived from cinchona, became the standard treatment for malaria and was even used by soldiers during World War II to prevent the disease in tropical climates. The effectiveness of cinchona in combating malaria laid the groundwork for future research into antimalarial drugs. However, the story of cinchona is not without its challenges. The overharvesting of the tree in the wild led to a decline in its population, prompting concerns about sustainability. In response, scientists began to explore synthetic alternatives to quinine, which eventually led to the development of new antimalarial medications. Despite these advancements, the legacy of cinchona endures, as it remains a symbol of the connection between nature and medicine. Today, cinchona continues to be studied for its potential applications beyond malaria treatment. Researchers are investigating its other bioactive compounds, which may have therapeutic effects on various diseases. The exploration of cinchona serves as a reminder of the importance of biodiversity in our quest for medical breakthroughs. In conclusion, the significance of cinchona in the history of medicine is profound. It not only provided an effective treatment for malaria but also paved the way for future advancements in pharmacology. As we continue to explore the potential of natural remedies, the story of cinchona highlights the importance of preserving our natural resources and learning from traditional practices. By understanding the value of plants like cinchona, we can better appreciate the intricate relationship between nature and human health, ensuring that future generations benefit from the wisdom of the past.

医学史上充满了改变人类健康进程的显著发现。其中一个发现就是使用奎宁树，这种植物原产于南美洲，在抗击疟疾方面发挥了至关重要的作用。奎宁树的树皮含有奎宁，这是一种被使用了几个世纪的化合物，用于治疗这种致命疾病。在现代医学出现之前，人们在很大程度上依赖自然疗法，而奎宁树是当时有效的治疗方法之一。在17世纪初，欧洲殖民者在秘鲁发现了奎宁树的药用特性。他们观察到土著人民使用树皮来缓解发热，而这些发热通常是由疟疾引起的。这导致了奎宁树被引入欧洲，并迅速获得了作为各种发热治疗的普及。到19世纪，对奎宁树的需求显著增加，促使在各个热带地区广泛种植这种树木。奎宁树对公共卫生的影响不可小觑。它提供了一种可靠的疟疾治疗手段，而疟疾在世界许多地方肆虐。奎宁源自奎宁树，成为疟疾的标准治疗，甚至在第二次世界大战期间被士兵用来预防热带气候中的疾病。奎宁树在抗击疟疾方面的有效性为未来抗疟药物的研究奠定了基础。然而，奎宁树的故事并非没有挑战。对野生树木的过度采伐导致其种群数量下降，引发了对可持续性的担忧。对此，科学家们开始探索合成奎宁的替代品，这最终导致了新型抗疟药物的发展。尽管有了这些进展，奎宁树的遗产仍然存在，因为它仍然是自然与医学之间联系的象征。如今，奎宁树仍在研究中，探索其在疟疾治疗之外的潜在应用。研究人员正在调查其其他生物活性化合物，这些化合物可能对各种疾病具有治疗效果。对奎宁树的探索提醒我们在追求医学突破的过程中生物多样性的重要性。总之，奎宁树在医学史上的重要性深远。它不仅提供了有效的疟疾治疗，还为未来药理学的进步铺平了道路。当我们继续探索自然疗法的潜力时，奎宁树的故事突显了保护自然资源和学习传统实践的重要性。通过理解像奎宁树这样的植物的价值，我们可以更好地欣赏自然与人类健康之间错综复杂的关系，确保未来几代人能够受益于过去的智慧。