levo form

简明释义

左旋体

英英释义

例句

1.Doctors often prescribe the levo form for patients with specific needs.

医生通常会为有特定需求的患者开处方左旋形式的药物。

2.The efficacy of the levo form was tested in clinical trials.

该左旋形式的有效性在临床试验中进行了测试。

3.In this experiment, we are focusing on the levo form of the compound.

在这个实验中，我们专注于化合物的左旋形式。

4.You should be aware of the differences between the levo form and the racemic mixture.

你应该了解左旋形式与外消旋混合物之间的区别。

5.The drug is available in both its levo form and the dextro form.

这种药物有其左旋形式和右旋形式两种可供选择。

作文

The term levo form refers to a specific configuration of a chiral molecule, particularly in the context of organic chemistry and pharmacology. Chiral molecules are those that cannot be superimposed on their mirror images, much like left and right hands. The levo form, derived from the Latin word 'laevus', meaning 'left', denotes the left-handed version of a chiral compound. This is crucial in the field of medicine because the different forms of a drug can have vastly different effects on the body. For instance, one enantiomer may be therapeutically beneficial, while its counterpart could be inactive or even harmful.Understanding the significance of the levo form is essential for pharmaceutical development. Many drugs are designed to target specific biological pathways, and the chirality of these drugs plays a pivotal role in their efficacy. A classic example is the drug thalidomide, which was sold in the 1950s and 1960s as a sedative. It was later discovered that one enantiomer had the desired calming effects, while the other caused severe birth defects. This tragic outcome highlighted the importance of studying both the levo form and its corresponding enantiomer in drug formulation.Moreover, the levo form is not only relevant in pharmaceuticals but also in various fields such as biochemistry and nutrition. For instance, amino acids, the building blocks of proteins, can exist in both left-handed and right-handed forms. The human body primarily utilizes the levo form of amino acids, which raises intriguing questions about how dietary sources of protein might influence health. Consuming proteins that predominantly contain the levo form could potentially enhance bodily functions more effectively than those containing the right-handed versions.In addition to its implications in health and medicine, the concept of levo form extends to the realms of environmental science and agriculture. Certain pesticides and herbicides are chiral, and their effectiveness can depend on their specific enantiomeric forms. Understanding which levo form of a chemical is most effective can lead to more efficient and environmentally friendly agricultural practices.In conclusion, the levo form is a fundamental concept that permeates various scientific disciplines. Its significance in medicine, nutrition, and agriculture cannot be overstated. As research continues to advance, a deeper understanding of chiral molecules and their levo form will undoubtedly lead to more innovative solutions and safer products for society. Thus, it is imperative for students and professionals alike to grasp the importance of chirality and the distinction between different enantiomers, particularly the levo form, in their respective fields.

术语levo form指的是一种手性分子的特定构型，特别是在有机化学和药理学的背景下。手性分子是那些无法与其镜像重叠的分子，就像左右手一样。levo form源自拉丁词“laevus”，意为“左”，表示手性化合物的左手版本。这在医学领域至关重要，因为药物的不同形式对身体的影响可能截然不同。例如，一个对映体可能具有治疗效果，而其对应的对映体可能无效甚至有害。理解levo form的重要性对于制药开发至关重要。许多药物旨在靶向特定的生物通路，而这些药物的手性在其有效性中起着关键作用。一个经典的例子是沙利度胺，这种药物在20世纪50年代和60年代作为镇静剂出售。后来发现，一个对映体具有所需的镇静效果，而另一个则导致严重的出生缺陷。这一悲惨的结果突显了在药物配方中研究levo form及其相应对映体的重要性。此外，levo form不仅在制药中相关，而且在生物化学和营养等各个领域也很重要。例如，氨基酸是蛋白质的构建块，可以存在于左手和右手两种形式。人体主要利用levo form的氨基酸，这引发了有关饮食蛋白质来源如何影响健康的有趣问题。摄入主要包含levo form的蛋白质可能比那些包含右手形式的蛋白质更有效地增强身体功能。除了在健康和医学中的影响外，levo form的概念还扩展到环境科学和农业领域。某些农药和除草剂是手性的，其有效性可能取决于其特定的对映体形式。了解哪种levo form的化学物质最有效可以导致更高效和环保的农业实践。总之，levo form是一个基本概念，渗透到多个科学学科中。它在医学、营养和农业中的重要性不容小觑。随着研究的不断推进，对手性分子及其levo form的更深入理解无疑将导致更具创新性和安全性的解决方案。因此，学生和专业人士必须掌握手性的重要性以及不同对映体之间的区别，特别是他们各自领域中的levo form。