Monolayer coated gold nanoparticles for delivery applications

Area of Science:

• Nanotechnology and Materials Science
• Biomedical Engineering
• Drug Delivery Systems

Background:

• Gold nanoparticles (AuNPs) are versatile nanocarriers for various therapeutic payloads.
• AuNPs possess low intrinsic toxicity and tunable physicochemical properties.
• Surface engineering is crucial for optimizing AuNP functionality in biological applications.

Purpose of the Study:

• To review recent advancements in engineering the surface monolayer of AuNPs.
• To highlight the role of surface functionalization in enhancing drug and biomolecule delivery.
• To discuss applications of engineered AuNPs in delivering drugs, genetic materials, proteins, and small molecules.

Main Methods:

• Focus on surface monolayer engineering of AuNPs.
• Categorization of particle functionalization into organic monolayers and biomolecule coatings.
• Review of literature on AuNP surface modification techniques and their impact on delivery efficiency.

Main Results:

• Tuning monolayer structures significantly improves the efficiency of delivering drugs and biomolecules.
• Organic monolayers and biomolecule coatings represent key strategies for AuNP functionalization.
• Engineered AuNPs demonstrate broad applicability across different types of therapeutic payloads.

Conclusions:

• Surface engineering of AuNPs is critical for developing effective delivery vehicles.
• Tailored AuNP surface properties enable precise control over the delivery of diverse therapeutic agents.
• Continued research in AuNP surface modification promises advancements in nanomedicine.