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Homogeneous fluorescence readouts for miniaturized high-throughput screening: theory and practice
1Molecular Interactions and New Assay Technologies, SmithKline Beecham Pharmaceuticals, New Frontiers Science Park, Third Avenue, Harlow, UK CM19 5AW.
Drug Discovery Today
|August 4, 1999
Summary
Fluorescence detection is key for high-throughput screening. This review explains major fluorescence techniques, guiding readout selection and assay design for optimal results.
Area of Science:
- Biotechnology
- Analytical Chemistry
- Assay Development
Background:
- Fluorescence techniques are crucial for miniaturized ultra-high-throughput screening (UHTS).
- Various fluorescence methods exist, each with unique strengths and weaknesses.
- A systematic approach is needed for selecting appropriate techniques and designing assays.
Purpose of the Study:
- To summarize major fluorescence techniques used in screening.
- To explain the fundamental principles behind these techniques.
- To provide a theory-led strategy for readout selection and assay design.
Main Methods:
- Literature review of major fluorescence detection methods.
- Explanation of underlying principles for each technique.
- Development of a strategic framework for assay design.
Main Results:
- Overview of diverse fluorescence techniques including FRET, FP, TRF, and fluorescence imaging.
- Detailed explanation of principles like spectral properties, quantum yield, and photobleaching.
- Guidance on matching technique characteristics to assay requirements.
Conclusions:
- Understanding fluorescence principles is vital for effective assay development.
- A theory-led approach optimizes readout selection in UHTS.
- This review serves as a guide for researchers in assay design and technique selection.