TABLE 1.
S. mutans strains used in this study
| Strain | Relevant characteristicsa | Source or reference |
|---|---|---|
| Xc | Serotype c wild-type strain | 10 |
| Xc11 | Emr, transformant of Xc; pac; PAc− | 47 |
| Xc16 | Emr, transformant of Xc; gtfB and gtfC; GTF-I− and GTF-SI− | This study |
| Xc24 | Emr, transformant of Xc; rmlB, fusion between gtfB and gtfC; serotype c polysaccharide− | 39 |
| Xc24R | Emr, transformant of Xc; rmlB, intact gtfB and gtfC; serotype c polysaccharide− | 46 |
| LM7 | Serotype e wild-type strain | 21 |
| LM7DR | Emr, transformant of LM7; rmlB; serotype e polysaccharide− | This study |
| KT6219 | Serotype f wild-type strain | This study |
| KT6219DR | Emr, transformant of KT6219; rmlB; serotype f polysaccharide− | This study |
a
Emr, erythromycin resistance.