Findings:
Copper has significant antimicrobial activity against multidrug-resistant nosocomial Gram-negative pathogens.
Copper has significant antimicrobial activity against multidrug-resistant nosocomial Gram-negative pathogens.
This study confirmed the bactericidal or bacteriostatic properties of the copper alloys tested, in both variants of the experiment: with vs. without organic contamination. The use in hospitals of equipment made of copper alloys should help to prevent the spread of pathogenic micro-organisms
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The antimicrobial properties of copper surfaces have now been firmly established. Hospital trials have shown a reduction in bacterial counts, indicating that copper surfaces are a promising additional tool alongside other hygienic measures to curb the number and severity of hospital-acquired infections.
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The study demonstrated the antimicrobial properties of cast copper alloys with regard to E. coli O157, and consequently these alloys have the potential to aid in food safety. For example, the survival of E. coli O157 in high-copper alloy C87300 was significantly reduced, with complete kill of 107 cells achieved after 75 min without beef extract and in 90 min even with the beef juice.
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