Table 1 Strains used in this study.

Enterococcus

E. faecalis

Clinical isolates, 80 strains

¹⁶

Vancomycin-resistant E. faecalis

Clinical isolates, 2 strains

This study

E. faecium

Clinical isolates, 38 strains

¹⁶

Vancomycin-resistant E. faecium

Clinical isolates, 6 strains

This study

E. avium JARB-HU0692

Clinical isolate

¹⁶

E. raffinosus JARB-HU0707

Clinical isolate

¹⁶

E. casseliflavus JARB-HU0709

Clinical isolate

¹⁶

E. gallinarum JARB-HU0750

Clinical isolate

¹⁶

Staphylococcus

S. aureus MW2

Clinical isolate, mecA+

¹⁹

S. epidermidis KSE3

Clinical isolate, mecA-

¹⁸

Escherichia coli XL-II blue

recA1 endA1 gyrA96 thi-1 hsdR17 supE44 relA1 lac[F′ proAB lacI^qZDM15 Tn10(Tet^r) Amy Cam^r]

Acinetobacter baumannii HN-125

Clinical isolate

¹⁷