TABLE 1.

S. mutans strains used in the present study

StrainSerotypeDescriptionReference
MT8148 c Oral isolate from a healthy child 8
NN2001 c Oral isolate from a 6-yr-old boy 10
NN2002 e Oral isolate from a 9-yr-old boy 10
NN2003 f Oral isolate from a 7-yr-old girl 10
TW295 k Blood isolate from a 59-yr-old male with bacteremia following a tooth extraction 3
TW871 k Blood isolate from a 45-yr-old female with infective endocarditis complicated by subarachnoid hemorrhage 3
FT1 (NN2011) k Oral isolate from a healthy 3-yr-old girl 10
SU1 (NN2029) k Oral isolate from a healthy 10-yr-old girl 10
YK1 k Oral isolate from a healthy 7-yr-old girl with Down's syndrome 10
YT1 k Oral isolate from a healthy 6-yr-old boyThis study
AT1 k Oral isolate from a healthy 7-yr-old girlThis study