TABLE 2.

MICs of several antibiotics combined with 1/2 MIC BBR or EDTA against Salmonella SB05^a

Antibiotics	Alone	BBR (mg/L)		EDTA (mg/L)		BBR and EDTA (mg/L)
		1/2 BC	FC	1/2 EC	FC	1/2 BEC	FC
OLA	256	16	16	128	2	8	32
MEQ	64	2	32	64	1	2	32
CIP	1	0.063	16	1	1	0.063	16
FFC	16	2	8	8	2	1	16
DOX	32	4	8	32	1	4	8
GEN	0.500	0.25	2	0.50	1	0.25	2

^a Note: 1/2 BC and 1/2 EC indicate 1/2 MIC of BBR or 1/2 MIC of EDTA combined with antibiotics, respectively; 1/2 BEC indicates 1/2 MIC BBR and 1/2 MIC EDTA combined simultaneously with antibiotics. BBR, berberine; CIP, ciprofloxacin; DOX, doxycycline; FC: fold change; FFC, florfenicol; GEN, gentamicin; MEQ: mequindox; OLA, olaquindox.