TABLE 3

Strains and plasmid used in this study

Strain or plasmidDescriptionaSource or reference(s)
S. mutans strains
    UA159WT, transformable strain; Spcs Erms100, 101
    SM065UA159 ΔcomS::spc; Spcr (from strain MW05)6, 102
    SM068UA159::φ (PsigX-luc); Spcr102
    SM059UA159::φ (P1914-luc); Spcr102
Plasmid pVA838Ermr; replicative streptococcal plasmid103
  • a Spc, spectinomycin; Erm, erythromycin.