chelator

简明释义

英[ˈkiː.leɪ.tər]美[ˈkiː.leɪ.tər]

n. 螯合剂

英英释义

单词用法

同义词

反义词

例句

1.Results Daphnetin exhibited a modest iron-chelating ability compared with the powerful iron-chelator desferrioxamine B.

结果与强铁螯合剂去铁胺相比 ，瑞香素具有中度的铁螯合能力。

2.When reached to a certain concentration, the chelator EGTA could also block the differentiation of hormogonia.

在达到一定浓度后，金属离子螯合剂EGTA也抑制藻殖段分化。

3.The rinse solution comprises a chelating agent and optionally an acid, or an acid that can function as a chelator.

冲洗液包括一种螯合剂和任选地一种酸，或能起到螯合剂作用的酸。

4.Lead poisoning is a public health problem in the world, the main treatment of it is by using chelator.

铅毒是世界范围内的公害，过去主要采用螯合剂治疗铅毒。

5.The impacts of chelator on metal speciation concentrations correlativity and fly ashes oxidation ability are different.

络合剂的存在对飞灰氧化能力影响与金属形态浓度相关性的影响是不同的。

6.This review summarized the morbidity, mortality, and clinical features of iron overload, and introduced the advantages of the new chelator deferasirox over traditional agents.

本文就铁过载的临床特征、危害性以及祛铁新药地拉罗司对比传统药物的优势做一综述。

7.No patient has been given an iron chelator via a continuous intrathecal infusion, which might be more effective.

尽管连续鞘内注射铁鏊合剂可能更有效，但尚未见有病人经此方法治疗。

8.Adsorbents used in these experiments of the paper are a kind of modified bentonite, which are synthesized using organic chelator DTPA and natural bentonite as raw materials.

本论文实验所用的吸附剂是以有机螯合剂DTPA和天然膨润土为原料，研制合成的改性膨润土。

9.This modulation is achieved by combined administration of both anti-microbial and metal-chelator compounds.

这种调节通过组合施用抗微生物化合物和金属螯合剂化合物来实 现。

10.The scientist developed a new chelator to improve the efficiency of metal recovery.

科学家开发了一种新的螯合剂以提高金属回收的效率。

11.During the experiment, the chelator effectively bound to the iron ions.

在实验中，螯合剂有效地与铁离子结合。

12.Patients with lead poisoning were treated with a specific chelator to detoxify their system.

铅中毒的患者接受了特定的螯合剂治疗以解毒。

13.In medicine, a chelator is used to remove heavy metals from the body.

在医学中，螯合剂用于去除体内的重金属。

14.The agricultural industry uses chelators to enhance nutrient availability in soil.

农业行业使用螯合剂来增强土壤中的养分可用性。

作文

In the field of chemistry and medicine, the term chelator refers to a substance that can form multiple bonds with a metal ion. This property allows chelators to effectively bind and remove heavy metals from the body or other environments. The importance of chelators cannot be overstated, especially in the context of treating heavy metal poisoning, managing metal levels in patients with certain medical conditions, and even in industrial applications where metal ions need to be controlled.One of the most well-known chelators is ethylenediaminetetraacetic acid (EDTA). EDTA is frequently used in clinical settings to treat lead poisoning. When a patient is exposed to lead, it can accumulate in the body and cause serious health issues. By administering EDTA, doctors can help the body excrete lead through urine, thereby reducing its toxic effects. This process highlights how chelators play a crucial role in detoxification and health recovery.Moreover, chelators are not limited to human health. They are also essential in agriculture and environmental science. For instance, in agriculture, chelators can help enhance the availability of nutrients to plants by binding with metal ions in the soil. This ensures that essential minerals like iron, manganese, and zinc are more accessible to crops, promoting better growth and yield. In this way, chelators serve as vital tools for improving food production and sustainability.On the environmental front, chelators are used in remediation processes to clean up contaminated sites. Heavy metals from industrial waste can leach into the soil and groundwater, posing significant risks to ecosystems and human health. By applying chelators to these polluted areas, scientists can facilitate the extraction of harmful metals, restoring the environment to a safer state. This application underscores the versatility and importance of chelators beyond their medical uses.Additionally, chelators are utilized in various industrial processes, such as in the manufacturing of cleaning agents and detergents. These products often contain chelators to bind hard water ions, enhancing the effectiveness of the cleaning process. By preventing mineral buildup on surfaces and in appliances, chelators contribute to the longevity and efficiency of household and industrial equipment.Despite their benefits, the use of chelators is not without controversy. Some studies have raised concerns about the potential overuse of chelators in clinical settings, suggesting that they may lead to the depletion of essential metals in the body if not used judiciously. Therefore, it is critical for healthcare professionals to carefully evaluate the necessity of chelators in treatment plans, balancing their therapeutic benefits against possible risks.In conclusion, chelators are remarkable compounds that serve multiple purposes across various fields, including medicine, agriculture, and environmental science. Their ability to bind metal ions makes them invaluable in detoxification processes, nutrient management, and pollution remediation. As research continues to evolve, the understanding and applications of chelators will likely expand, offering new solutions to both health and environmental challenges. The future of chelators holds promise, paving the way for advancements that could significantly enhance our quality of life and the health of our planet.

在化学和医学领域，术语螯合剂指的是一种能够与金属离子形成多重键的物质。这一特性使得螯合剂能够有效地结合并去除体内或其他环境中的重金属。螯合剂的重要性不容小觑，尤其是在治疗重金属中毒、管理某些疾病患者的金属水平，甚至在工业应用中需要控制金属离子的情况下。最著名的螯合剂之一是乙二胺四乙酸（EDTA）。EDTA常用于临床上治疗铅中毒。当患者接触到铅时，铅会在体内累积并导致严重的健康问题。通过施用EDTA，医生可以帮助身体通过尿液排出铅，从而减少其毒性影响。这一过程突显了螯合剂在解毒和健康恢复中的关键作用。此外，螯合剂不仅限于人类健康。它们在农业和环境科学中也至关重要。例如，在农业中，螯合剂可以通过与土壤中的金属离子结合来增强植物对养分的可用性。这确保了铁、锰和锌等必需矿物质更容易被作物吸收，促进更好的生长和产量。因此，螯合剂作为改善粮食生产和可持续性的关键工具发挥着重要作用。在环境方面，螯合剂被用于修复过程，以清理受污染的地点。来自工业废物的重金属可能渗入土壤和地下水，对生态系统和人类健康构成重大风险。通过将螯合剂应用于这些污染区域，科学家可以促进有害金属的提取，恢复环境的安全状态。这一应用强调了螯合剂在医疗用途之外的多样性和重要性。此外，螯合剂还用于各种工业过程，例如清洁剂和洗涤剂的制造。这些产品通常含有螯合剂，以结合硬水离子，提高清洁过程的有效性。通过防止矿物质在表面和设备上的积聚，螯合剂有助于家庭和工业设备的使用寿命和效率。尽管有诸多好处，但螯合剂的使用并非没有争议。一些研究提出了在临床环境中过度使用螯合剂的潜在担忧，认为如果不谨慎使用，可能导致体内必需金属的耗竭。因此，医疗专业人员在治疗计划中仔细评估螯合剂的必要性至关重要，以平衡其治疗益处与可能的风险。总之，螯合剂是令人惊叹的化合物，在医学、农业和环境科学等多个领域发挥着多重作用。它们结合金属离子的能力使其在解毒过程、营养管理和污染修复中不可或缺。随着研究的不断发展，对螯合剂的理解和应用可能会扩展，为健康和环境挑战提供新的解决方案。螯合剂的未来充满希望，为改善我们的生活质量和地球健康铺平了道路。