Antibacterial activity of graphene-based materials

Area of Science:

• Materials Science and Nanotechnology
• Microbiology and Infectious Diseases
• Biomedical Engineering

Background:

• Antibiotic and antimicrobial agent overuse has led to a rise in drug-resistant pathogens.
• Microbial multidrug resistance presents significant global health risks.
• Novel strategies are urgently needed to combat resistant infections.

Purpose of the Study:

• To review the current development of graphene-based nanocomposites for antimicrobial and antibiofilm applications.
• To explore the potential of graphene nanostructures as alternatives to conventional antimicrobial treatments.
• To elucidate the mechanisms of graphene-bacterial interactions for future clinical implementation.

Main Methods:

• Review of current literature on graphene-based nanocomposites with antimicrobial properties.
• Analysis of research focusing on graphene-bacterial interactions and mechanisms of action.
• Evaluation of studies addressing the importance of size, chemical composition, and cytotoxicity.

Main Results:

• Graphene-based nanostructures exhibit intrinsic or incorporated antibacterial activity.
• Engineered nanostructures, particularly graphene, offer high surface-to-volume ratios for enhanced antimicrobial efficiency.
• Graphene shows potential in biosensing, drug delivery, and therapeutics for combating microbial infections.

Conclusions:

• Graphene-based nanocomposites are a promising strategy to overcome microbial drug resistance.
• Understanding graphene-bacterial interactions is crucial for developing effective antibacterial therapies.
• Further research is required to address mechanisms, optimize properties, and ensure clinical safety of graphene nanostructures.