dendrimers

简明释义

英[ˈdendrɪməz]美[ˈdendrɪmərz]

树枝状大分子

英英释义

单词用法

同义词

反义词

例句

1.The dendrimers support an efficient uptake of analyte molecules by the film material and therefore enable a high sensitivity of the sensor.

该枝晶体有助于通过膜材料来有效的吸纳待分析物分子，由此使该传感器能够有高的敏感性。

2.The synthesis of peptide dendrimers reported in recent years were briefly introduced in this review.

本文综述了近年来所报道的多肽树枝状大分子的合成进展。

3.In this paper, methods of synthesis of siloxane dendrimers, carbosilane dendrimers and silane dendrimers, and progress in silicon-based dendritic metal complexes were summarized.

本文主要综述了硅氧烷型、碳硅烷型、硅烷型树枝状大分子的合成方法及含硅的树状金属络合物的研究进展。

4.Synthesis and characterization of poly(amidoamine)(PAMAM) dendrimers are conducted by taking the benzene ring as nucleus.

合成了以苯环为核的一类端胺基树枝状化合物，并对其进行了表征。

5.The researchers start out by synthesizing gold nanoparticles within amine-terminated dendrimers. Next, dye molecules and a targeting molecule, folic acid, are attached to the ends of the dendrimers.

科学家首先在金纳米颗粒上结合了胺聚合物，然后再分别结合上染料分子、目标分子、叶酸等。

6.Dendrimers are macromolecules with a regular and highly branched three-dimensional architecture. Silicon-based dendrimers are dendrimers with Si-atoms as branching point between two generations.

树枝状大分子是一类具有规则的、高度支化的三维结构的高分子，含硅的树枝状大分子是以硅原子作为两代之间的支化点的树枝状大分子。

7.Results Dendrimers could solubilize drugs, serve as drug carriers in gene therapy, produce self-pharmacologic action.

结果树状聚合物可以增溶药物、作为药物和基因治疗的载体，并自身具有药理作用且较安全。

8.Researchers are exploring the use of dendrimers for targeted drug delivery.

研究人员正在探索使用树枝状聚合物进行靶向药物递送。

9.The unique structure of dendrimers allows them to encapsulate various therapeutic agents.

由于树枝状聚合物独特的结构，它们能够封装多种治疗剂。

10.In nanotechnology, dendrimers are used for creating nanoscale devices.

在纳米技术中，树枝状聚合物被用于制造纳米级设备。

11.The stability of dendrimers makes them suitable for biomedical applications.

由于树枝状聚合物的稳定性，使它们适合于生物医学应用。

12.Scientists are studying how dendrimers can improve imaging techniques in medicine.

科学家们正在研究树枝状聚合物如何改善医学成像技术。

作文

Dendrimers are a class of synthetic macromolecules that have garnered significant attention in the fields of chemistry, materials science, and nanotechnology. These unique structures are characterized by their tree-like branching architecture, which allows for a high degree of surface functionality and tunability. The name 'dendrimer' is derived from the Greek word 'dendron,' meaning tree, which aptly describes their branched structure. One of the most fascinating aspects of dendrimers (树枝聚合物) is their ability to encapsulate other molecules within their core, making them ideal candidates for drug delivery systems. This property enables researchers to design dendrimers (树枝聚合物) that can transport therapeutic agents directly to targeted cells, thereby minimizing side effects and improving the efficacy of treatments. The synthesis of dendrimers (树枝聚合物) typically involves a stepwise approach, where each layer of branching is added in a controlled manner. This precision in construction is what differentiates dendrimers (树枝聚合物) from other polymeric materials. Because of their uniform size and shape, dendrimers (树枝聚合物) can be easily characterized and analyzed, allowing scientists to predict their behavior in various environments. This predictability is crucial for applications in drug delivery, where the interaction of the dendrimers (树枝聚合物) with biological systems must be well understood. In addition to their use in pharmaceuticals, dendrimers (树枝聚合物) are also being explored for applications in gene therapy, where they can facilitate the transport of genetic material into cells. Their ability to form complexes with DNA or RNA makes them valuable tools for researchers aiming to develop new therapies for genetic disorders. Furthermore, dendrimers (树枝聚合物) can also be functionalized with targeting ligands, which can enhance their specificity towards certain cell types, thus increasing the effectiveness of gene delivery. Another exciting area of research involving dendrimers (树枝聚合物) is in the field of diagnostics. Due to their high surface area and the ability to attach multiple diagnostic agents, dendrimers (树枝聚合物) can be used as contrast agents in imaging techniques such as MRI or CT scans. By modifying the surface of dendrimers (树枝聚合物) with fluorescent dyes or other imaging agents, scientists can create highly sensitive probes that can detect diseases at an early stage. Despite their many advantages, the development and application of dendrimers (树枝聚合物) also come with challenges. One of the primary concerns is the potential toxicity of these materials, especially when used in medical applications. Researchers are actively investigating the biocompatibility of dendrimers (树枝聚合物) and their degradation products to ensure that they do not pose risks to human health. Additionally, the cost of synthesizing dendrimers (树枝聚合物) can be relatively high, which may limit their widespread use in clinical settings. In conclusion, dendrimers (树枝聚合物) represent a versatile and promising class of nanomaterials with numerous applications in medicine, diagnostics, and beyond. Their unique structural properties and ability to be tailored for specific functions make them invaluable tools in advancing scientific research. As our understanding of dendrimers (树枝聚合物) continues to grow, it is likely that we will see even more innovative applications emerge in the future, potentially revolutionizing the way we approach drug delivery and disease diagnosis.

树枝聚合物是一类合成的大分子，在化学、材料科学和纳米技术领域引起了广泛关注。这些独特的结构以其树状分支的架构为特征，使其具有高度的表面功能性和可调性。‘树枝聚合物’这个名称源于希腊语‘dendron’，意为树，这恰如其分地描述了它们的分支结构。dendrimers（树枝聚合物）最令人着迷的方面之一是它们能够在其核心内封装其他分子，使其成为理想的药物输送系统候选者。这一特性使研究人员能够设计出可以直接将治疗剂运输到目标细胞的dendrimers（树枝聚合物），从而减少副作用并提高治疗效果。 dendrimers（树枝聚合物）的合成通常采用逐步方法，在这种方法中，每一层分支都是以控制的方式添加的。这种精确的构造是dendrimers（树枝聚合物）与其他聚合物材料的区别所在。由于其均匀的大小和形状，dendrimers（树枝聚合物）可以很容易地被表征和分析，使科学家能够预测它们在各种环境中的行为。这种可预测性对于药物输送应用至关重要，因为必须充分了解dendrimers（树枝聚合物）与生物系统的相互作用。 除了在制药中的应用外，dendrimers（树枝聚合物）还被探索用于基因治疗，其中它们可以促进遗传材料进入细胞的运输。它们与DNA或RNA形成复合物的能力使其成为研究人员开发新疗法以治疗遗传疾病的宝贵工具。此外，dendrimers（树枝聚合物）还可以用靶向配体功能化，从而增强其对某些细胞类型的特异性，从而提高基因输送的有效性。 涉及dendrimers（树枝聚合物）的另一个令人兴奋的研究领域是诊断学。由于其高表面积以及附加多种诊断剂的能力，dendrimers（树枝聚合物）可以用作成像技术（如MRI或CT扫描）中的对比剂。通过修改dendrimers（树枝聚合物）的表面以附加荧光染料或其他成像剂，科学家可以创建高度敏感的探针，能够在早期阶段检测疾病。 尽管有许多优势，但dendrimers（树枝聚合物）的开发和应用也面临挑战。主要关注的问题之一是这些材料的潜在毒性，特别是在医学应用中。研究人员正在积极调查dendrimers（树枝聚合物）及其降解产物的生物相容性，以确保它们不会对人类健康构成风险。此外，合成dendrimers（树枝聚合物）的成本相对较高，这可能限制其在临床环境中的广泛使用。 总之，dendrimers（树枝聚合物）代表了一类多功能且前景广阔的纳米材料，在医学、诊断等领域具有众多应用。它们独特的结构特性和针对特定功能的可调性使其成为推动科学研究的重要工具。随着我们对dendrimers（树枝聚合物）的理解不断深入，我们很可能会看到未来出现更多创新应用，可能会彻底改变我们对药物输送和疾病诊断的处理方式。