Iron Oxide-Based Magneto-Optical Nanocomposites for In Vivo Biomedical Applications

Area of Science:

• Biomedical Engineering
• Nanotechnology
• Materials Science

Background:

• Iron oxide nanoparticles (IONPs) are crucial in nanomedicine for targeted delivery, imaging, and therapy.
• Limitations of IONPs, like poor MRI resolution, can be addressed by integrating optical probes.
• Magneto-optical nanoparticles leverage magnetic fields and light for diverse biomedical applications.

Purpose of the Study:

• To review in vivo applications of magneto-optical nanoparticles.
• To classify these nanocomposites into distinct categories (Class 1-6).
• To discuss their potential toxicity and clinical translation challenges.

Main Methods:

• Focused on selecting nanocomposites with IONPs conjugated to optical probes.
• Classified selected nanoparticles into six categories.
• Reviewed only in vivo studies and discussed toxicity and clinical prospects.

Main Results:

• Presented a classification of magneto-optical nanoparticles based on IONP-optical probe conjugation.
• Highlighted in vivo applications across various disease models.
• Briefly discussed toxicity and challenges for clinical translation.

Conclusions:

• Magneto-optical nanoparticles offer significant potential for in vivo biomedical applications.
• Further research is needed to address toxicity and facilitate clinical translation.
• This review provides a framework for understanding and developing these advanced nanomaterials.