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Development of a frozen cell array as a high-throughput approach for cell-based analysis.
Jean Philippe Stephan1, Silvia Schanz, Anne Wong
1Department of Assay and Automation Technology, South San Francisco, California 94080, USA. stephanj@gene.com
The American Journal of Pathology
|September 6, 2002
Summary
Researchers developed a novel frozen cell array for high-throughput protein-level analysis. This technology enables efficient drug discovery and target validation by analyzing antibody and ligand binding across diverse cell types.
Area of Science:
- Molecular biology
- Functional genomics
- Protein analysis
Background:
- Advances in molecular biology and genomics increase the need for protein-level analysis tools.
- Current methods like DNA arrays lack protein-specific data.
- High-throughput, cost-efficient technologies are required for protein target identification.
Purpose of the Study:
- To develop a novel frozen cell array technology.
- To enable high-throughput analysis of molecular targets at the protein level.
- To complement existing DNA array data for therapeutic and diagnostic applications.
Main Methods:
- Generation of a frozen cell array using single cell suspensions.
- Application of the cell array for antibody and ligand binding analysis.
- Comparison of cell array data with fluorescence-activated cell sorting (FACS) results.
Main Results:
- Successfully generated a reliable frozen cell array.
- Analyzed monoclonal antibody binding to 24 different cell lines using the array.
- Demonstrated comparable reliability between cell array and FACS methods.
Conclusions:
- The frozen cell array is a reliable and flexible technology.
- This platform supports high-throughput screening for drug discovery.
- The technology is suitable for target validation in molecular biology and diagnostics.