Changes in the Expression of Biofilm-Associated Surface Proteins in Staphylococcus aureus Food-Environmental Isolates Subjected to Sublethal Concentrations of Disinfectants

Table 1

Tested concentrations of chosen disinfecting agents.

Disinfectant	Characteristic	Range of tested concentrations	Tested concentrations	Concentrations identified as promoting biofilm development (%)
Chloramine T (g/mL)	Chlorine-releasing agent (CRA)	312–5000	312; 625; 1250; 2500; 5000	Isolates: 1 (B+++): 2500; 2 (B++): 2500; 3 (B+): 2500
Ethanol (%; v/v)	Alcohol	0.315–20	0.315; 0.63; 1.25; 5; 8; 10; 15; 20	Isolates: 1 (B+++): 0.63; 1.25; 2.5; 5; 2 (B++): 0.63; 1.25; 2.5; 5; 3 (B+): 1.25