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September 12, 2025Open Access

Host and antibiotic jointly select for greater virulence in Staphylococcus aureus

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Authors

MSMichelle SuKHKim L. HoangMPMcKenna J. Penley

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Implication

Experiment reveals host interactions and antibiotic exposure shape virulence in bacterial pathogens.

Key Points

  • High virulence in staphylococcus aureus evolved due to host and antibiotic selection pressure.
  • After 12 passages, drug susceptibility reduced in MSSA while MRSA showed increased growth outside hosts.
  • Study employed evolved pathogen strains in caenorhabditis elegans to assess host-antibiotic interactions.
  • Findings suggest focusing on host interactions is crucial for understanding virulence and resistance evolution.

Cite This Study

Su et al. (2025) studied this question.

synapsesocial.com/papers/68d41ee1713b0b5dfea680b1https://doi.org/10.7554/elife.107936
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