Polymeric nanoparticles in radiopharmaceutical delivery strategies

Area of Science:

• Biomedical Engineering
• Nanotechnology
• Radiopharmacology

Background:

• Polymer nanoparticles (NPs) are extensively researched for biomedical applications.
• Radiopharmaceuticals utilize NPs as carriers for radionuclides and drugs, enabling targeted delivery for various diseases.
• Current delivery methods include active targeting, passive targeting, and stimuli-responsive release systems.

Purpose of the Study:

• To synthesize methods for creating polymer nanoparticles (NPs).
• To outline strategies for targeted delivery of radiopharmaceuticals with varying radionuclide labeling.
• To review progress and challenges in polymer NP applications for imaging and therapy.

Main Methods:

• Detailed synthesis of polymer nanoparticle (NP) fabrication techniques.
• Exploration of radionuclide labeling strategies (external, internal, interfacial).
• Review of targeting mechanisms (active, passive, stimuli-responsive) and release systems.

Main Results:

• Polymer NPs can be engineered for efficient drug and nuclide delivery to target sites.
• Various labeling and targeting strategies enhance efficacy and minimize side effects.
• Significant progress has been made in polymer NP applications for medical imaging and therapy.

Conclusions:

• Polymer nanoparticles represent a promising platform for advanced radiopharmaceutical delivery.
• Targeted delivery strategies are crucial for maximizing therapeutic efficacy and patient outcomes.
• Continued research is needed to overcome challenges and fully realize the potential of polymer NPs in medicine.