TABLE 1.

Properties of vanB streptococci in this study

Strain	PFGE pattern	Species, as determined by sodA sequencing	Vancomycin resistance genotypea	vanB localization	Transfer frequencyb
					E. faecium BM4105-RFc	E. faecalis JH2-2/isogenic UV202c
5-F9	I	S. lutetiensis	vanB2	Chromosomal	1 × 10−7	2 × 10−6/7 × 10−6
4-C11	II	S. gallolyticus	vanB2 vanA	Chromosomal	NDd	ND/NTe
4-G10	III	S. gallolyticus	vanB2 vanA	Chromosomal	ND	ND/NT

^avanA genotype determined by Mevius et al. (25).

^bNumber of transconjugants per donor cell.

^cRecipient strains.

^dND, not detected.

^eNT, not tested.