The influence of stress factors on selected phenotypic and genotypic features of Listeria monocytogenes – a pilot study

Table 7 Results of the MIC value assessment of selected antibiotics for strain 472CC

Experiment variant	Penicillin [μg/ml]	Ampicillin [μg/ml]	Meropenem [μg/ml]	Erythromycin [μg/ml]	Co-trimoxazole [μg/ml]
basic variant (no stress)	0.19	0.125	0.064	0.38	0.023
heat stress	0.125	0.094	0.047	0.19	0.016
cold stress	not marked
osmotic stress	0.19	0.19	0.064	0.50	0.012
acid stress	0.19	0.19	0.094	0.50	0.012
alkali stress	0.19	0.19	0.094	0.50	0.012
frozen stress	0.19	0.094	0.064	0.38	0.012

marked green - a decrease in relation to the basic variant; marked red - increase in relation to the basic variant; marked white - no changes

ISSN: 1471-2180