Activatable NIR Schaap's 1,2-Dioxetane-Based Chemiluminescent Probes for Bioimaging Applications.

Area of Science:

• Biomedical Optics
• Molecular Imaging
• Nanotechnology

Background:

• Chemiluminescent imaging offers high signal-to-noise ratios and deep-tissue penetration by eliminating autofluorescence.
• Near-infrared (NIR) chemiluminescent probes are crucial for optical imaging due to their enhanced tissue penetration and reduced light scattering.
• Molecular engineering, including chemiluminescence resonance energy transfer (CRET) and extended conjugation, shifts emission to the NIR region.

Purpose of the Study:

• To review molecular design strategies for near-infrared (NIR) chemiluminescent probes.
• To explore the bioimaging applications of NIR chemiluminescent probes in disease theranostics.
• To discuss current challenges and future perspectives in NIR chemiluminescence imaging.

Main Methods:

• Review of molecular design strategies for NIR chemiluminescent probes.
• Analysis of bioimaging applications, particularly in disease theranostics.
• Discussion of existing challenges and future outlooks for the field.

Main Results:

• Molecular engineering enables the development of NIR chemiluminescent probes with improved tissue penetration.
• 1,2-dioxetane-based probes offer advantages in synthesis, modification, and biomarker activation compared to traditional probes.
• NIR chemiluminescent probes show significant potential for advanced disease theranostics and bioimaging.

Conclusions:

• NIR chemiluminescent probes represent a significant advancement in bioimaging, offering superior performance characteristics.
• Strategic molecular design is key to developing effective NIR chemiluminescent probes for various applications.
• Further research into challenges and future perspectives will drive innovation in NIR chemiluminescence imaging for theranostics.