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Evaluation of Antimicrobial Activities of Nanoparticles and Nanostructured Surfaces In Vitro
Published on: April 21, 2023
Silver-based antibacterial strategies for healthcare-associated infections: Processes, challenges, and regulations.
Linda Bonilla-Gameros1, Pascale Chevallier1, Andranik Sarkissian2
1Laboratory for Biomaterials and Bioengineering (CRC-I) Department of Min-Met-Mat Engineering and the CHU de Québec Research Center, Laval University, Québec, QC, Canada.
Abstract:
Healthcare-associated infections (HCAIs) are a major cause of morbidity and mortality worldwide. One of the main routes of transmission is by contact with contaminated surfaces, where nosocomial pathogens form sessile communities called biofilms. When forming biofilms, these pathogens are extremely resistant to antibiotics and standard cleaning procedures. In this regard, in order to eliminate the extent of biofilm formation on these surfaces, intensive efforts have been deployed, particularly in recent years, to develop new antibacterial surfaces containing silver or silver compounds, which can be used to prevent the formation of biofilm. In this review, recent developments in the design and manufacturing of silver-based antibacterial surfaces are described in detail. Up-to-date toxicity and governmental regulations are then extensively presented. Finally, based on current research in this promising field, the main challenges and perspectives for their effective implementation are discussed.
Insights
Silver-based antibacterial surfaces show promise in preventing healthcare-associated infections (HCAIs) by inhibiting biofilm formation on contaminated surfaces. This review details their development, toxicity, regulations, and future implementation challenges.
Area of Science:
- Materials Science
- Infectious Diseases
- Biotechnology
Background:
- Healthcare-associated infections (HCAIs) pose significant global health risks.
- Nosocomial pathogens form antibiotic-resistant biofilms on contaminated surfaces, complicating infection control.
- Current cleaning methods are often insufficient to eradicate these biofilms.
Purpose of the Study:
- To review recent advancements in silver-based antibacterial surfaces for preventing biofilm formation.
- To discuss the toxicity and regulatory landscape of these novel materials.
- To explore challenges and future perspectives for implementing silver-based antibacterial surfaces.
Main Methods:
- Literature review of recent developments in silver-based antibacterial surface design and manufacturing.
- Analysis of toxicity data and governmental regulations pertaining to silver-based materials.
- Discussion of current research findings and future outlook.
Main Results:
- Silver and silver compounds are effective in preventing biofilm formation on surfaces.
- Recent innovations have focused on novel designs and manufacturing techniques for these surfaces.
- Toxicity and regulatory considerations are crucial for clinical application.
Conclusions:
- Silver-based antibacterial surfaces represent a promising strategy to combat HCAIs by preventing biofilm formation.
- Further research is needed to address challenges related to toxicity, regulation, and widespread implementation.
- These surfaces offer a potential breakthrough in infection control in healthcare settings.
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