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Updated: Jun 4, 2026
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Visualizing Single Molecular Complexes In Vivo Using Advanced Fluorescence Microscopy
Published on: September 8, 2009
Illuminating intracellular signaling and molecules for single cell analysis
Muhammad Awais1, Takeaki Ozawa
1Liverpool NIHR Pancreas Biomedical Research Unit, Department of Molecular and Clinical Cancer Medicine, Institute of Translational Medicine, The University of Liverpool, Liverpool L69 3GA, UK. awais@liverpool.ac.uk
Molecular Biosystems
|February 15, 2011
Summary
Genetically encoded fluorescent and bioluminescent protein probes offer sensitive detection of cellular events in living cells. This review covers designing these advanced probes for research and drug discovery.
Area of Science:
- Biochemistry and Molecular Biology
- Cell Biology
- Biotechnology
Background:
- Fluorescent and bioluminescent proteins are essential tools for detecting small molecules and intracellular events in living cells.
- Analyzing molecular dynamics in real-time at the single-cell level necessitates more sensitive and selective protein-based probes.
- Genetically encoded probes, formed by fusing different proteins or domains, offer a powerful approach for such analyses.
Purpose of the Study:
- To review the fundamental concepts behind designing genetically encoded fluorescent and bioluminescent probes.
- To highlight advancements in probe design over the past decade.
- To explore potential applications of these probes in basic research and drug discovery.
Main Methods:
- Review of literature on genetically encoded fluorescent and bioluminescent probe design.
- Analysis of probe architectures, including fusions of proteins and domains.
- Examination of probe sensitivity, selectivity, and applicability in live-cell imaging.
Main Results:
- Discussion of key design principles for creating effective genetically encoded probes.
- Examples of novel probes developed in the last ten years.
- Identification of challenges and opportunities in probe engineering.
Conclusions:
- Genetically encoded fluorescent and bioluminescent probes are critical for advancing live-cell imaging and molecular analysis.
- Continued innovation in probe design promises significant impact on basic biological research.
- These probes hold substantial potential for accelerating drug discovery and development processes.
