TABLE 2.

S. mutans strains used in this study

StrainGenotypeSource or reference
UA159Wild type, serotype cR. A. Burne, University of Florida
IBS501UA159 htrA::loxP-Km-loxPThis study
IBS502UA159 ΔhtrA::loxPThis study
IBS508UA159 htrA::lox71-Km-lox66This study
IBS509UA159 clpP::lox71-Sp-lox66This study
IBS510UA159 htrA::lox71-Km-lox66, clpP::lox71-Sp-lox66This study
IBS511UA159 ΔhtrA::lox72This study
IBS512UA159 ΔclpP::lox72This study
IBS513UA159 ΔhtrA ΔclpP::lox72This study