Table 2. Detection of genes conferring resistance to certain classes of antibiotics.

Strain	Origin	Source	Sequence type	Antibiotic classes
				Aminoglycoside	Beta-lactam	Phenicol	Sulphonamide	Tetracycline
182131	UK	Human	10	+	+	-	-	-
MOD1EC5165	Unknown	Unknown	20	+	+	-	+	-
OLC0719	Canada	Unknown	32	+	-	-	+	+
VC874o	NZ	Bovine	32	+	-	-	+	+
173758	UK	Human	32	+	-	-	+	-
FSIS1605420	USA	Bovine	32	+	-	+	+	+
FSIS1605419	USA	Bovine	32	+	-	+	+	+
MOD1EC1935	USA	Bovine	32	+	-	-	+	+
2010C3507	USA	Human	32	+	-	+	+	+
2010C3508	USA	Human	32	+	-	+	+	+
2010C3509	USA	Human	32	+	-	+	+	+
2010C3510	USA	Human	32	+	-	+	+	+
2010C3526	USA	Human	32	+	-	+	+	+
MOD1EC1971	USA	Human	32	+	-	+	+	+
MOD1EC1972	USA	Human	32	+	-	+	+	+
MOD1EC5842	USA	Swine	32	+	-	-	+	+
MOD1EC1954	Germany	Bovine	137	+	+	+	+	+
TW07865	USA	Human	137	+	+	+	+	+
MOD1EC6028	USA	Swine	137	+	+	+	+	+
MOD1EC6710	USA	Bovine	342	+	+	-	+	+
MOD1EC1941	USA	Bovine	342	+	+	-	+	+
2009C3292	USA	Unknown	342	+	-	-	-	-
MOD1EC5961	USA	Swine	6529	+	+	-	+	+