Table 4.

MBC and MIC of AgNPs on foodborne pathogenic bacterial strains after incubation at 37 °C for 24 h.

Foodborne pathogen strains	MIC (AgNPs µg/mL)	MBC (AgNPs µg/mL)	MBC/MIC ratio	Mode of action
B. cereus ATCC 11,778	500	1000	2	+
E. faecalis ATCC 29,212	500	1000	2	+
S. aureus ATCC 29,737	250	500	2	+
E. coli ATCC 8379	1000	1000	1	+
K. quasipneumoniae ATTC 700,603	1000	1000	1	+
P. aeruginosa ATCC 27,853	1000	1000	1	+
S. typhi DSM 17,058	500	500	1	+
S. sonnei DSM 5570	500	500	1	+

Bactericidal ≤ 2, Bacteriostatic ≥ 4.