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相关实验视频

Updated: Jul 16, 2025

Competitive Genomic Screens of Barcoded Yeast Libraries
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Competitive Genomic Screens of Barcoded Yeast Libraries

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剂量-反应-基于活动的DNA编码图书馆查.

Patrick R Fitzgerald1, Wesley G Cochrane2, Brian M Paegel2,3

  • 1Skaggs Doctoral Program in the Chemical and Biological Sciences, Scripps Research, La Jolla, California 92037, United States.

ACS medicinal chemistry letters
|September 22, 2023
PubMed
概括
此摘要是机器生成的。

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这项研究引入了使用光分裂的剂量反应DNA编码库 (DEL) 选. 这种方法通过展示光化学剂量依赖反应来证实查结果,提高药物发现效率.

科学领域:

  • 生物化学 生物化学
  • 药用化学 医学化学
  • 药物发现 药物发现 药物发现

背景情况:

  • 剂量反应数据增强了对选命中真实性的信心.
  • DNA编码库 (DEL) 选是一种强大的工具,用于识别生物标的小分子调节器.
  • 光化学方法可以精确控制化合物释放和度.

研究的目的:

  • 为了证明剂量反应固相DNA编码库 (DEL) 选.
  • 为了验证光化学剂量反应DEL查对优先考虑药物线索的有用性.
  • 使用这种新的查方法,评估命中率并识别抗Xa因子 (FXa) 和自毒素 (ATX) 的抑制剂.

主要方法:

  • 一个拥有55,296个成员的DNA编码库 (DEL) 用光分裂诱导的化合物释放进行了选.
  • 复合剂量由微流体滴中的不同紫外线强度调节.
  • 对模型酶药物标进行了查:XA因子 (FXa) 和自毒素 (ATX).

主要成果:

  • 对于FXa和ATX屏幕,观察到光化学剂量依赖的命中率.
  • FXa的命中包括与已知的抑制剂一致的结构,其中四种化合物表现出抑制活性 (IC50值在4.2到19微米之间).
  • 顶级ATX热量,包括二二胺醇和四化诺,被验证为抑制剂 (IC50值范围从1到13μM).

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Last Updated: Jul 16, 2025

Competitive Genomic Screens of Barcoded Yeast Libraries
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Competitive Genomic Screens of Barcoded Yeast Libraries

Published on: August 11, 2011

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Kinetic Screening of Nuclease Activity using Nucleic Acid Probes
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High-throughput Functional Screening using a Homemade Dual-glow Luciferase Assay
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结论:

  • 光化学剂量-反应DEL选有效地优先考虑合成的命中.
  • 这种方法提高了DEL活动中领先识别的效率.
  • 证明的剂量反应能力增加了对确定的命中药物的真实性的信心.