Adhesion of Pathogenic Bacteria to Food Contact Surfaces: Influence of pH of Culture

Table 3

Effect of culture pH on the adhesion of pathogenic bacteria to polystyrene and glass.

Organism	pH	Relative adhesion (%)
		Solid surfaces
		Polystyrene	Glass
A. hydrophila	6	48.8±0.4	50.8±2.6
	7	50.6±1.9	54.2±3.5
	8	45.0±5.1	44.6±4.3
E. coli O157:H7	6	39.4±2.0	40.7±0.6
	7	42.1±2.4	42.1±0.5
	8	39.3±2.1	39.5±1.1
S. enteritidis	6	54.6±5.3	55.3±2.5
	7	56.7±3.4	55.1±3.0
	8	62.11±2.3	54.31±3.8
S. aureus	6	58.6±3.2	55.6±3.5
	7	54.4±5.6	51.1±8.3
	8	46.61±4.2	46.71±1.8