Evolution of Plasmids In Vivo In a Strain of Staphylococcus Aureus

Authors:
  • RLR. W. Lacey
    R. W. Lacey
  • ELEvelyn Lewis
    Evelyn Lewis
  • VRVibeke T. Rosdahl
    Vibeke T. Rosdahl

Abstract
A strain of Staphylococcus aureus (no. FAR4) has been isolated from a patient at frequent intervals over 18 months. This strain has previously been shown to lose resistance to several antibiotics (Lacey et al, 1973); during the last 6 months further changes have occurred in it in vivo.