Recent Advances in Organofluoroprobes for Brain Imaging: Progress, Challenges, and Future Directions

Area of Science:

• Neuroimaging
• Biomarker Discovery
• Molecular Design

Background:

• Early diagnosis of neurodegenerative diseases is challenging due to complex pathophysiology.
• Organofluoroprobes offer promising visualization of key biomarkers like amyloid-beta and tau.
• Current probes face limitations such as poor specificity and blood-brain barrier penetration.

Purpose of the Study:

• To review advancements in small-molecule organofluoroprobes for neurodegenerative disease imaging.
• To discuss emerging probe types including AIE luminogens and photoacoustic probes.
• To highlight the impact of artificial intelligence on fluoroprobe development.

Main Methods:

• Review of various organofluoroprobe scaffolds (curcumin, BODIPY, cyanine, etc.).
• Discussion of biomarker-activated probes, AIE luminogens, and photoacoustic probes.
• Exploration of AI and computational methods (deep learning, virtual screening) in probe design.

Main Results:

• Organofluoroprobes enable visualization of essential biomarkers for diseases like Alzheimer's and Parkinson's.
• AI integration accelerates the prediction of probe properties and in vivo performance.
• New probe designs offer potential for enhanced tissue penetration and multimodal imaging.

Conclusions:

• Organofluoroprobes are crucial for early neurodegenerative disease detection.
• AI-driven design significantly optimizes fluoroprobe development, reducing time and cost.
• Future directions involve AI-synthetic chemistry convergence for next-generation clinical brain imaging probes.