TABLE 2.

Adherence to ECM proteins

StrainMean no. of cells bound (106) (SD)aSource or reference
Human fibronectin (n = 3)Rat collagen I (n = 3)Human collagen I (n = 2)Human collagen IV (n = 2)
S. mutans
    LT1137 (9.0)21 (12.0)NSNSThis study
    IB0398730 (10.8)*7 (14.4)*NSNSThis study
S. intermedius
    NCTC 113241.6 (0.5)NSNSNS39
    IB089810.4 (0.2)*NSNSNS39
Control (S. mutans OMZ 175)-26 (3.0)b22 (4.3)16 (1.2)39
  • a *, Significantly different from the wild type (P < 0.05) as calculated by paired t test. NS, counts not significantly different from background values. -, Not tested.

  • b n = 2.