Table 1.

List of bacterial strains.

Pathogens	Growth Media	Strain information
Staphylococcus aureus ATCC 29213	BHI **	Human wound isolate
Escherichia coli DPC *P1432	BHI **	Non-toxigenic E. coli O157:H7 strain
Salmonella enterica serovar Typhimurium ATCC BAA-185	BHI **	Pig isolate
Cronobacter sakazakii NCTC 08155	BHI **	Infant formula isolate
Listeria monocytogenes NCTC 5348	BHI **	Isolated from mammal cerebrospinal fluid
Pseudomonas aeruginosa ATCC 33354	LB **	Serotype 6

* Dairy Products Research Centre, Teagasc, Moorepark, Fermoy, Co. Cork, Ireland. ** Brain heart infusion (BHI); Luria Broth (LB).