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September 5, 2025Open Access

Sub-MIC kill kinetics of copper and silver in Escherichia coli

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Authors

MRMerilin RosenbergSUSigrit UmerovCTCarmen Marianne Tear

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Overview

Observational analysis shows distinct antibacterial effects of copper and silver in Escherichia coli, indicating different impacts on resistance development.

Key Points

  • Copper slowly inhibits the growth of Escherichia coli, contrasting with silver which extends the lag phase.
  • At sub-MIC concentrations, copper and silver exhibit distinct kill kinetics, influencing bacterial tolerance.
  • The findings suggest that copper and silver may differentially affect the development of resistance in bacteria.
  • These results have implications for designing metal-based antimicrobial applications in risk assessment.

Cite This Study

Rosenberg et al. (2025) studied this question.

synapsesocial.com/papers/68bb3d552b87ece8dc95601ehttps://doi.org/10.1101/2025.08.27.672559
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