Adhesion, invasion and invasion efficiency of S. Typhimurium N-15 under different Fe conditions in DMEM or fermentation effluents.

Values are means ± SEM (n = 5). Values with an asterisk (*) are significantly different from normal Fe conditions, values with double asterisk (**) are significantly different from low Fe conditions, within the same parameter, Mann-Whitney test (P1Expressed as percentage of inoculum Salmonella concentration; 2Expressed as percentage of adhered to invaded Salmonella.