Table 1.

Activation of plasminogen bound to F. nucleatum subsp. nucleatuma

ActivatorMean A405 ± SEMa
Coated with plasminogenUncoated (control)
None0.056 ± 0.0100.045 ± 0.012
Streptokinase (500 U/ml)0.518 ± 0.0310.051 ± 0.006
Urokinase (0.15 U/ml)0.644 ± 0.0460.057 ± 0.007
P. gingivalis culture supernatant (1:5)0.171 ± 0.0180.066 ± 0.009
  • a Hydrolysis of the plasmin chromogenic substrate by F. nucleatum subsp. nucleatum was measured. Values are the results of two independent experiments performed in duplicate. A405, absorbance at 405 nm.