TABLE 4.

Viability of P. gingivalis in the absence or in the presence of HEp-2 epithelial cells

Time (h)Mean ± SD (n = 5) % viable P. gingivalis
AlonePlus HEp-2 cells
0100100
3120 ± 16.367.8 ± 12.6
6102 ± 19.666.7 ± 20.2
18<0.000011.46 ± 1.5