Enzyme-Activatable Fluorogenic Probes: Design Strategies, Biomedical Applications, and Future Perspectives.

Area of Science:

• Biochemistry and Molecular Biology
• Chemical Biology
• Biomedical Engineering

Background:

• Enzymes are critical for cellular functions, and their dysregulation is linked to various diseases.
• Accurate monitoring of enzyme activity is vital for understanding biological processes and disease pathology.
• Enzyme-activatable fluorogenic probes (EAFPs) have emerged as powerful tools for real-time enzyme activity assessment.

Purpose of the Study:

• To provide a comprehensive overview of the state-of-the-art enzyme-activatable fluorogenic probes (EAFPs).
• To discuss the fundamental design principles, molecular engineering, and sensing mechanisms of EAFPs.
• To highlight the diverse biomedical applications and future potential of EAFPs in research and clinical settings.

Main Methods:

• Review and synthesis of current literature on EAFPs.
• Analysis of molecular engineering, sensing mechanisms, and design strategies for EAFPs.
• Presentation of representative examples of EAFPs in various biomedical applications.

Main Results:

• EAFPs have evolved significantly, offering high spatiotemporal resolution and multifunctional biosensing capabilities.
• Cutting-edge EAFPs demonstrate diverse structural features and recognition mechanisms for specific enzyme targets.
• EAFPs show significant utility in biomarker imaging, disease diagnosis, drug screening, and therapeutic testing.

Conclusions:

• EAFPs are indispensable tools for studying enzyme dynamics and disease mechanisms.
• Continued development of high-performance EAFPs will accelerate fundamental research and translational applications.
• Future research should focus on addressing existing challenges to further enhance EAFP capabilities for specific scenarios.