Table 1.

Effect of temperature on the growth characteristics of P. gingivalis W50

Growth temp (°C)Mean (± SD) dry wt (mg ml−1 [n = 6])aMean (± SD) viable counts (CFU ml−1 [n = 6])
372.8 ± 0.41.5 × 109 ± 0.6 × 109
392.2 ± 0.5* 1.4 × 109 ± 0.4 × 109
411.8 ± 0.4** 1.3 × 109 ± 0.5 × 109
  • a *, P < 0.05 for results at 37°C versus results at 39°C; **, P = 0.001 for results at 37°C versus results at 41°C.