Low metabolic activity of biofilm formed by Enterococcus faecalis isolated from healthy humans and wild mallards (Anas platyrhynchos)

Table 1 Mean values and ranges of biochemical parameters for medical and commensal strains measured in this study

Biochemical parameter	Medical strains		Commensal strains		Difference between means
Biochemical parameter	Mean	Range	Mean	Range	Difference between means
Biomass of biofilm (mg/cm²)	0.259	0.042–0.542	0.315	0.125–0.542	19.2 %
CFU/mg	22.656	0.238–88.889	11.504	0.077–38.095	49.2 %
CFU/cm²	4.922	0.069–16.667	3.648	0.042–12.222	25.8 %
Glucose uptake (μg/cm²)	0.461	0.038–1.655	0.270	0.000–1.358	41.3 %
Glucose uptake (μg/mg of biofilm)	1.072	0.046–8.521	0.344	0.000–2.148	68.2 %
Amount of protein (μg/cm²)	0.052	0.003–0.228	0.063	0.034–0.177	14.3 %
Amount of protein (μg/mg of biofilm)	0.202	0.009–0.608	0.217	0.090–0.663	10.0 %
XTT result (AU/mg of biofilm)	0.737	0.229–3.075	0.417	0.162–1.007	43.2 %
XTT result (AU/cell x10⁵)	0.215	0.007–2.020	0.324	0.007–3.248	52.4 %

ISSN: 1869-2044