TABLE 3.

Characterization of ESBL/AmpC producing E. coli.

Strain	Species	Source (Farm#/Source)	β-lactamase genes	MLST	Serotype	Phylo-groups	Location of β-lactamase	Predicted plasmids	pMLST
KCJK9a	E. coli	1/Calf feces	CMY-2	1266	O161:H34	B2	Plasmid	IncX, IncP	NAb
KCJK326a	E. coli	2/Calf feces	CMY-2	4086	:H10	B1	Plasmid	Col156, IncA/C2, ColRNAI	NA
KCJK327	E. coli	2/Calf feces	CMY-2	4086	:H10	B1	Plasmid	Col156, IncA/C2, ColRNAI	NA
KCJK328	E. coli	2/Calf feces	CMY-2	4086	:H10	B1	Plasmid	Col156, IncA/C2, ColRNAI	NA
KCJK329	E. coli	2/Calf feces	CMY-2	4086	:H10	B1	Plasmid	Col156, IncA/C2, ColRNAI	NA
KCJK330	E. coli	2/Calf feces	CMY-2	4086	:H10	B1	Plasmid	Col156, IncA/C2, ColRNAI	NA
KCJK467a	E. coli	2/Forage	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK500	E. coli	3/Calf feces	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK501a	E. coli	3/Calf feces	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK502	E. coli	3/Calf feces	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK506	E. coli	3/Calf feces	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK507a	E. coli	3/Calf feces	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK511	E. coli	3/Calf feces	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK512	E. coli	3/Calf feces	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK513	E. coli	3/Calf feces	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK514a	E. coli	3/Calf feces	CTX-M-1, TEM-1A	5727	O27:H9	B2	Plasmid	IncY, IncR, ColRNAI	NA
KCJK2721a	E. coli	4/Calf feces	CTX-M-1	906	O150:H8	B1	Plasmid	IncF, IncHI, IncQ, ColRNAI	F-:A8:B24, HI1:ST-2
KCJK2722a	E. coli	4/Calf feces	CTX-M-1	906	O150:H8	B1	Plasmid	IncF, IncHI, IncQ, ColRNAI	F-:A8:B24, HI1:ST-2
KCJK3864a	E. coli	9/Calf feces	CTX-M-1, TEM-1A	744	O89:H9	A	Plasmid	IncF, IncR, IncQ, ColRNAI, ColMG828	F14:A6:B45
KCJK3886a	E. coli	9/Calf feces	CTX-M-1, TEM-1A	744	O89:H9	A	Plasmid	IncF, IncR, IncQ, ColRNAI, ColMG828	F14:A6:B45
KCJK3889	E. coli	9/Calf feces	CTX-M-1, TEM-1A	744	O89:H9	A	Plasmid	IncF, IncR, IncQ, ColRNAI, ColMG828	F14:A6:B45
KCJK3893	E. coli	9/Calf feces	CTX-M-1, TEM-1A	744	O89:H9	A	Plasmid	IncF, IncR, IncQ, ColRNAI, ColMG828	F14:A6:B45
KCJK3909a	E. coli	9/Calf feces	CTX-M-1, TEM-1A	744	O89:H9	A	Plasmid	IncF, IncR, IncQ, ColRNAI, ColMG828	F14:A6:B45
KCJK3910	E. coli	9/Calf feces	CTX-M-1, TEM-1A	744	O89:H9	A	Plasmid	IncF, IncR, IncQ, ColRNAI, ColMG828	F14:A6:B45
KCJK3915a	E. coli	9/Calf feces	CMY-2	4086	O53:H10	B1	Plasmid	IncF, IncA/C, ColMG828	C1:A-:B16
KCJK3920	E. coli	9/Calf feces	CTX-M-1, TEM-1A	744	O89:H9	A	Plasmid	IncF, IncR, IncQ1, ColRNAI, ColMG828	F14:A6:B45
KCJK3945a	E. coli	9/Calf feces	CMY-2	6353	O132:H18	B1	Plasmid	IncHI, IncF, ColRNAI, IncB/O/K/Z	F6:A-:B, HI1:Unknown
KCJK4127a	E. coli	10/Cow feces	CTX-M-27, TEM-1A	10	:H32	D	Plasmid	IncF, IncR	F2:A-:B-
KCJK4137	E. coli	10/Cow feces	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR	F2:A-:B-
KCJK4139	E. coli	10/Cow feces	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR, ColpVC	F2:A-:B-
KCJK4140a	E. coli	10/Cow feces	CTX-M-32, TEM-1A	685	O123:H32	A	Chromosome	IncX	NA
KCJK4144	E. coli	10/Cow feces	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR, ColRNAI	F2:A-:B-
KCJK4148	E. coli	10/Cow feces	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR	F2:A-:B-
KCJK4158	E. coli	10/Cow feces	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR	F2:A-:B-
KCJK4162a	E. coli	10/Cow feces	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR	F2:A-:B-
KCJK4166	E. coli	10/Cow feces	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR	F2:A-:B-
KCJK4176	E. coli	10/Cow feces	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR, ColpVC	F2:A-:B-
KCJK4181a	E. coli	10/Soil	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR	F2:A-:B-
KCJK4201	E. coli	10/Soil	CTX-M-27, TEM-1A	10	:H32	A	Plasmid	IncF, IncR	F2:A-:B-
KCJK4405a	E. coli	12/Cow feces	CTX-M-1	101	:H40	B1	Plasmid	IncF	F19:A-:B38
KCJK4726a	E. coli	11/Calf feces	CTX-M-1, TEM-1A	6416	O108:H29	B1	Plasmid	IncY, IncR	NA
KCJK4727a	E. coli	11/Calf feces	CMY-2	1121	:H48	A	Plasmid	IncF, IncA/C2	C1:A6:B16
KCJK4729a	E. coli	11/Calf feces	CTX-M-1, TEM-1A	6416	O108:H29	B1	Plasmid	IncY, IncR	NA
KCJK4744a	E. coli	11/Calf feces	CMY-2	1121	:H48	A	Plasmid	IncF, IncA/C2	C1:A6:B16
KCJK4934a	E. coli	17/Calf feces	CMY-2	1674	O11:H25	D	Plasmid	IncI1	I1:ST-2
KCJK4935a	E. coli	17/Calf feces	CMY-2	2509	:H23	A	Plasmid	IncA/C2	NA
KCJK4937a	E. coli	17/Calf feces	CTX-M-55	744	O89:H9	A	Plasmid	IncF, IncQ, ColRNAI	F18:A-:B1
KCJK5106a	E. coli	18/Calf feces	CMY-2	1172	O184:H48	B1	Plasmid	IncF, IncA/C2, ColRNAI	F16:A-:B23
KCJK5108a	E. coli	18/Calf feces	CMY-2	1172	O184:H48	B1	Plasmid	IncF, IncA/C2, ColRNAI	F16:A-:B23
KCJK5139	E. coli	18/Calf feces	CTX-M-32	6465	:H9	A	Chromosome	NA	NA
KCJK5142a	E. coli	18/Calf feces	CTX-M-32	6465	:H9	A	Chromosome	NA	NA
KCJK5143a	E. coli	18/Calf feces	CTX-M-15, TEM-1B	6466	O127:H36	A	Plasmid	IncF	F-:A-:B53
KCJK5144a	E. coli	18/Calf feces	CMY-2	20	:H2	B1	Plasmid	IncF, IncHI, IncA/C2	F2:A8:B12, HI1:Unknown
KCJK5146a	E. coli	18/Calf feces	CMY-2	20	O128ac:H2	B1	Plasmid	IncF, IncHI, IncA/C2	F2:A8:B12, HI1:ST-2
KCJK5148a	E. coli	18/Calf feces	CMY-2	1172	O184:H48	B1	Plasmid	IncF, IncA/C2, ColRNAI	F16:A-:B23
KCJK5158a	E. coli	18/Calf feces	CMY-2	1172	O184:H48	B1	Plasmid	IncF, IncA/C2, ColRNAI	F16:A-:B23
KCJK5161	E. coli	18/Calf feces	CMY-2	1172	O184:H48	B1	Plasmid	IncF, IncA/C2, ColRNAI	F16:A-:B23
KCJK5162	E. coli	18/Calf feces	CMY-2	1172	O184:H48	B1	Plasmid	IncF, IncA/C2, ColRNAI	F16:A-:B23
KCJK5395a	E. coli	19/Calf feces	CTX-M-32	6465	:H9	A	Chromosome	NA	NA

^aThe isolates are representative isolates to further analyze. ^bNA, not available.