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A high-throughput assay for assessing the cell permeability of combinatorial libraries
Peng Yu1, Bo Liu, Thomas Kodadek
1Department of Internal Medicine, University of Texas Southwestern Medical Cetner, 5323 Harry Hines Blvd., Dallas, Texas 75390-8573.
Nature Biotechnology
|May 24, 2005
Summary
Scientists developed a high-throughput assay to measure cell permeability of synthetic molecules. This new method aids in designing cell-permeable peptide-like compounds for manipulating protein-protein interactions.
Area of Science:
- Biochemistry
- Molecular Biology
- Drug Discovery
Background:
- Protein-protein interactions are crucial in cellular processes.
- Peptides are ideal for modulating these interactions but often lack cell permeability.
- Developing cell-permeable peptide mimetics is a significant challenge.
Purpose of the Study:
- To develop a high-throughput assay for assessing relative cell permeability of synthetic molecules.
- To facilitate the design of cell-permeable compounds for biological applications.
Main Methods:
- Utilized steroid fusions to create a novel assay system.
- The assay is designed for high throughput and compatibility with any transfectable cell line.
Main Results:
- The developed assay enables efficient assessment of cell permeability.
- This method supports the identification of molecules with improved cell penetration.
Conclusions:
- The novel assay provides a valuable tool for drug discovery and chemical biology.
- It addresses limitations of current methods for evaluating cell permeability in synthetic molecules.