Table 1.

Bacterial strains used in this study

S. aureus strainGenotype or relevant characteristicsOrigin (reference)
RN4220Restriction minus, modification plusR. Novick (17)
8325-4Wild-type strain cured of known prophagesR. Novick (23)
SPW3 ctaA::Tn917-LTV1 Eryr Laboratory stock (42)
PC6911 agrΔ::tetMTcr Laboratory stock (3)
MC61 ctaA::Tn917-LTV1This study
agrΔ::tetMTcr Eryr
PC1839 sarA::kmKmr Laboratory stock (4)
MC62 ctaA::Tn917-LTV1This study
sarA::km KmrEryr
PC400 sigB::tetTcr Laboratory stock (5)
MC63 ctaA::Tn917-LTV1This study
sigB::tet TcrEryr
PC1072 tst::luxTcr Laboratory stock (3)
MC70 ctaA::Tn917-LTV1This study
tst::lux TcrEryr