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Related Experiment Videos

AlphaScreen kinase HTS platforms.

Greg Warner1, Chantal Illy, Liliana Pedro

  • 1PerkinElmer Life and Analytical Sciences, 549 Albany Street, Boston, MA 02118, USA. Roger.Bosse@perkinelmer.com

Current Medicinal Chemistry
|March 23, 2004
PubMed
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This study presents AlphaScreen assay models for high-throughput screening (HTS) of kinase inhibitors. These adaptable methods enable efficient discovery of potential drugs targeting tyrosine kinases and serine/threonine kinases for various diseases.

Area of Science:

  • Biochemistry
  • Pharmacology
  • Drug Discovery

Background:

  • Kinases are crucial targets in drug discovery, involved in cell signaling, growth, and differentiation.
  • Current screening campaigns focus on identifying kinase inhibitors for cancer, inflammatory, and immunological diseases.
  • AlphaScreen technology offers a flexible platform for developing robust kinase assays.

Purpose of the Study:

  • To develop adaptable AlphaScreen assay models for high-throughput screening (HTS) of kinase inhibitors.
  • To present methods for screening inhibitors against specific kinases: beta-insulin receptor tyrosine kinase (IRKD) and p38 MAP kinase.

Main Methods:

  • Developed direct and indirect AlphaScreen assay formats for kinase screening.
  • Utilized generic anti-phosphotyrosine antibodies for tyrosine kinase assays (direct format).

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  • Employed specific antibodies with Protein A-conjugated Acceptor beads and biotinylated substrates with Streptavidin-coated Donor beads for serine/threonine kinase assays (indirect format).

    • Main Results:

    • Successfully established versatile AlphaScreen assay models for kinase inhibitor screening.
    • Demonstrated the application of these models for screening against soluble beta-insulin receptor tyrosine kinase (IRKD) and p38 MAP kinase.

    Conclusions:

    • AlphaScreen provides a flexible and efficient platform for developing kinase assays suitable for HTS.
    • The presented methods facilitate the discovery of novel kinase inhibitors for therapeutic applications.
    • These assays are valuable tools for pharmaceutical and biotech companies in their drug discovery pipelines.