TABLE 3.

Summary of microbiological findings for seven VRSA cases

Case no.StateVRSA PFTaAssociated VRE (possible vanA donor)Evidence of Inc18-like van A plasmidCharacterization of VRSA vanA plasmidReference(s) or source
VREVRSA
1MIUSA100 E. faecalis YesNo S. aureus plasmid with Tn1546 insertion 15, 35
2PAUSA100UnknownNot applicableNoUncharacterized 29
3NYUSA800 E. faecium NoNoMaintained VRE vanA plasmid 36
4MIUSA100 E. faecalis YesYesMaintained VRE vanA plasmidThis work
5MIUSA100 E. faecalis YesYesMaintained VRE vanA plasmidThis work
6MINot definedb E. faecalis or E. aviumYesNoProbable S. aureus plasmid with Tn1546 insertionThis work
7MIUSA100UnknownNot applicableYesUncharacterizedThis work
  • a PFT, pulsed-field type.

  • b The PFGE pattern is related to USA100, but it is outside of the 80% similarity range.