Synergistic Effect and Antiquorum Sensing Activity of Nymphaea tetragona (Water Lily) Extract

Table 1

List of Salmonella strains used in this study along with their sources and sensitivities against commercial antibiotics.

Antimicrobials	Concentration (𝜇g/disk)	KCTC2515	Isolates
			ST171 (chicken)	ST482 (pig)	ST688 (cattle)	ST21A (pig)
Chloramphenicol	30	S	S	S	R	S
Ciprofloxacin	5	S	S	S	S	S
Erythromycin	15	R	R	R	R	R
Gentamycin	10	S	R	S	R	R
Kanamycin	30	S	S	R	R	I
Norfloxacin	10	S	S	S	S	S
Streptomycin	10	I	R	R	R	R
Tetracycline	30	S	R	R	R	S

Antibiotic sensitivity is considered according to the zone diameter interpretative standards of CLSI [26]. R: resistant; I: intermediate, and S: sensitive.