Genetic characterization of extraintestinal Escherichia coli isolates from chicken, cow and swine

AMB Express

Table 2 Distribution of antibiotic resistant genes in 19 clinical E. coli strains

Antimicrobial	AR gene	E433	E497	E535	E565	E80	E533	E175	E2	E386	E461	E543	E393	E418	E530	E30	E205	E100	E34	E122
Aminoglycoside	aac(3)-IIa									+			+
	aac(3)-IId														+		+	+
	aac(3)-IVa																	+	+	+
	aac(6’)Ib-cr																		+	+
	aadA1								+		+	+	+			+
	aadA16																	+
	aadA2															+				+
	aadA5									+					+
	aadB										+
	aph(3′)-Ia									+
	aph(3′)-IIa										+					+		+
	aph(4)-Ia																	+	+	+
	rmtB															+	+		+
	strA							+	+	+	+	+		+		+	+		+	+
	strB							+	+	+	+	+		+	+	+	+	+	+	+
Beta-lactam	blaCMY-2									+	+
	blaCTX-M-3														+
	blaCTX-M-14																+
	blaCTX-M-55											+							+
	blaCTX-M-65																	+		+
	blaCTX-M-125															+
	blaOXA-1																		+	+
	blaTEM-1B								+	+	+	+		+	+	+	+	+	+	+
Colistin	mcr-1																			+
Fluoroquinolone	aac(6′)Ib-cr																		+	+
	oqxA							+		+			+	+		+			+	+
	oqxB							+		+			+	+		+			+	+
	qepA																+			+
Fosfomycin	fosA														+	+		+
Macrolide, Lincosamide, Streptogramin B	mph(A)									+			+		+	+		+	+
Macrolide, Lincosamide, Streptogramin B	erm(B)																+	+
Phenicol	catA1									+		+		+			+
	catB3																		+	+
	cmlA1										+
	floR										+		+			+		+	+	+
Rifampicin	ARR-3																	+	+	+
Sulphonamide	sul1								+		+	+	+		+	+		+	+	+
Sulphonamide	sul2								+		+	+	+	+		+	+		+	+
Tetracycline	tet(A)							+	+		+	+	+		+			+		+
	tet(B)					+	+							+			+		+
	tet(M)																+
Trimethoprim	dfrA1								+		+	+	+			+			+
	dfrA12															+				+
	dfrA17									+				+	+		+
	dfrA27																	+
Number of predicted resistance antimicrobial class		0	0	0	0	1	1	3	5	6	6	6	7	7	7	8	8	9	9	9