相关实验视频

Updated: Apr 10, 2026

Microwave-Assisted Preparation of 1-Aryl-1H-pyrazole-5-amines

Microwave-Assisted Preparation of 1-Aryl-1H-pyrazole-5-amines

Published on: June 23, 2019

新型二二衍生物:设计,合成,细胞毒性,亡,分子建模和DNA结合研究

Manish Rana^1,2, Imran Ansari³, Charmy Twala⁴

¹Molecular and Biophysical Research Lab (MBRL), Department of Chemistry, Jamia Millia Islamia, New Delhi, India.

Journal of biomolecular structure & dynamics

|November 29, 2024

概括

新型醇衍生物对对正常HepG2细胞具有低毒性的MCF-7细胞具有有前途的抗癌活性. 进一步的研究探索了它们的DNA结合,分子建模以及抗氧化和ADMET特性.

科学领域:

药用化学医学化学
有机合成有机合成
分子药理学分子药理学

背景情况:

皮拉衍生物因其多样化的生物活性而得到认可.
哈尔科因作为多功能前体,用于合成像Pyrazolines这样的异环化合物.
针对特定的癌症细胞系需要具有更好的疗效和安全性特征的新型化学实体.

研究的目的:

设计和合成新型的pyrazoline衍生物.
为了评估合成化合物对人类癌症细胞系的抗癌潜力.
研究作用机制,包括DNA结合和分子相互作用.

主要方法:

通过环化合成pyrazoline衍生物 (3a-3e,4a-4e).
使用UV-Vis,FT-IR,NMR,质谱和X射线晶体学进行结构阐明.
使用MTT检测,流细胞计,DNA结合研究,分子建模,DPPH检测和ADMET预测进行抗癌活性查.

主要成果:

化合物2b,3b和3e对MCF-7细胞表现出显著的抗癌活性.
这些活性化合物对HepG2正常细胞具有低毒性.
DNA结合研究显示了3b和3e与CT-DNA的相互作用;分子建模确定了潜在的氨酸激酶受体相互作用.

结论:

合成的pyrazoline衍生物具有作为抗癌剂的潜力,特别是针对MCF-7细胞.
对它们的DNA结合和分子相互作用的进一步调查支持了它们的治疗前景.
这项研究为开发具有良好的安全性概况的新型基于pyrazoline的抗癌药物提供了基础.

关键词:

接收人接收人这就是CT-DNA.皮拉索林 (Pyrazoline) 是一种酸盐.这是一种抗癌药物.抗氧化剂是一种抗氧化剂.分子建模分子建模

更多相关视频

Functionalized Spirocyclic Heterocycle Synthesis and Cytotoxicity Assay

Functionalized Spirocyclic Heterocycle Synthesis and Cytotoxicity Assay

Published on: February 9, 2021

Quantitative Structure-Activity Relationship, Activity Prediction, and Molecular Dynamics of Non-nucleotide Reverse Transcriptase Inhibitors

Quantitative Structure-Activity Relationship, Activity Prediction, and Molecular Dynamics of Non-nucleotide Reverse Transcriptase Inhibitors

Published on: May 9, 2025

相关概念视频

Drug-Receptor Bonds

Drug-Receptor Bonds

Drug-receptor bonds are formed through various chemical forces when drugs interact with target cells. Covalent bonds, strong and irreversible, are exemplified by DNA-alkylating anticancer agents that inhibit cell division. However, such irreversible drug binding lacks selectivity and can modify the DNA of the surrounding healthy cells. Covalent binding often contributes to tissue toxicity, as seen with chloroform and paracetamol metabolites binding to the liver, causing hepatotoxicity.
In...

Structure-Activity Relationships and Drug Design

Structure-Activity Relationships and Drug Design

Drug design is a dynamic field that involves discovering and developing new medications based on specific biological targets. This process heavily relies on structure-activity relationships (SAR) and quantitative structure-activity relationships (QSAR) to guide the design and optimization of efficient drugs.
SAR studies the intricate relationship between a drug's chemical structure and biological activity. It focuses on understanding how modifications to a drug's structure can influence...

Inhibitors of Bacterial DNA Synthesis

Inhibitors of Bacterial DNA Synthesis

Bacterial pathogens depend on precise and efficient DNA replication to sustain infection. Two type II topoisomerases—DNA gyrase and topoisomerase IV—are critical to this process, as they resolve DNA supercoiling and unlink chromosomes during replication. Fluoroquinolones, synthetic derivatives of quinolones, exploit this mechanism by stabilizing the transient DNA–enzyme cleavage complex, preventing strand religation, and causing lethal double-strand breaks. These...