TABLE 2.

MLST and PFGE data for the 100 C. coli isolates

Production system	Processing stage	Resistance patternb	Isolate ID	Allelic profile							STc	MLST cluster	PFGE cluster
				aspA	glnA	gltA	glyA	pgm	tkt	uncA
ABF	Nursery	NAL	53	33	39	30	78	104	43	17	1068	4	5
ABF	Nursery	Pansusceptible	183	33	39	30	82	104	43	68	1112	22	11
ABF	Nursery	Pansusceptible	752	33	38	30	82	104	173	68	1134	18	11
ABF	Nursery	ERY TET	26	33	39	37	82	104	43	68	1414	21	11
ABF	Nursery	Pansusceptible	252	33	39	37	82	104	43	68	1414	21	3
ABF	Nursery	TET	762	33	39	30	174	118	35	17	1431	6	1
ABF	Nursery	ERY NAL TET	7	33	39	46	82	104	43	68	1437	21	1
ABF	Nursery	CIP NAL TET	260	33	153	30	82	104	44	17	1438	15	10
ABF	Nursery	TET	206	33	38	30	82	104	43	17	854	4	4
ABF	Finishing	TET	4010	33	38	30	82	104	43	17	854	4	4
ABF	Finishing	TET	4082	33	38	30	82	104	43	17	854	4	4
ABF	Finishing	TET	2003	33	38	30	82	104	35	36	890	9	3
ABF	Finishing	ERY NAL TET	2112	33	38	30	82	104	35	17	1096	9	3
ABF	Finishing	ERY	793	33	38	30	82	152	173	68	1102	18	11
ABF	Finishing	ERY TET	786	33	39	30	82	104	43	68	1112	22	2
ABF	Finishing	Pansusceptible	3518	53	38	44	82	118	35	36	1123	13	2
ABF	Finishing	Pansusceptible	3978	53	38	44	82	118	35	36	1123	13	8
ABF	Finishing	NAL TET	953	33	38	30	82	104	173	68	1134	18	11
ABF	Finishing	Pansusceptible	2059	33	38	30	82	104	173	68	1134	18	11
ABF	Finishing	Pansusceptible	3819	33	38	30	82	104	173	68	1134	18	11
ABF	Finishing	TET	4115	53	38	30	82	118	35	36	1200	13	8
ABF	Finishing	CIP NAL TET	4076	33	39	132	82	104	44	17	1424	3	7
ABF	Finishing	Pansusceptible	3969	53	38	30	81	118	85	36	1426	1	11
ABF	Finishing	ERY TET	3995	33	39	30	79	104	56	17	1427	5	1
ABF	Finishing	ERY	1987	33	39	30	82	118	35	36	1432	12	5
ABF	Finishing	ERY NAL TET	952	33	39	134	82	104	56	17	1433	5	1
ABF	Finishing	TET	4077	33	39	44	82	104	44	17	1436	3	7
ABF	Finishing	ERY TET	1010	33	38	30	82	118	35	17	1446	9	3
ABF	Finishing	ERY TET	4017	33	38	30	82	118	35	17	1446	9	3
ABF	Finishing	Pansusceptible	1038	33	38	32	82	104	35	68	1447	18	11
ABF	Finishing	ERY TET	2164	53	39	44	82	118	35	17	1448	11	8
ABF	Finishing	ERY TET	2191	53	39	44	82	104	35	36	1450	10	1
ABF	Finishing	NAL	3552	53	39	44	82	104	35	36	1450	10	8
ABF	Finishing	CIP NAL TET	4075	33	39	46	82	104	44	17	1452	3	7
ABF	Finishing	Pansusceptible	4100	33	39	46	82	104	44	17	1452	3	7
ABF	Finishing	TET	2032	33	39	30	82	113	47	17	825	2	9
ABF	Preevisceration	ERY	794	33	39	47	82	104	43	36	1415	22	11
ABF	Preevisceration	Pansusceptible	4029	33	39	30	82	118	35	36	1432	12	8
ABF	Preevisceration	Pansusceptible	843	33	39	30	82	104	85	17	1445	4	1
ABF	Preevisceration	Pansusceptible	3580	53	39	44	82	104	35	36	1450	10	8
ABF	Preevisceration	Pansusceptible	3600	53	39	37	82	104	85	17	1451	25	1
ABF	Postevisceration	ERY TET	4037	33	38	30	82	104	35	36	890	9	1
ABF	Postevisceration	TET	2205	33	38	30	78	104	35	17	1113	8	5
ABF	Postevisceration	TET	4042	53	38	44	82	118	35	36	1123	13	8
ABF	Postevisceration	TET	4049	53	38	44	82	118	35	36	1123	13	8
ABF	Postevisceration	ERY	817	33	153	30	82	118	43	17	1416	15	1
ABF	Postevisceration	ERY	4055	33	39	30	82	118	35	36	1432	12	8
ABF	Postevisceration	TET	2207	33	38	37	78	104	35	17	1449	8	5
ABF	Postchill	Pansusceptible	3635	33	39	30	82	104	43	17	828	4	8
ABF	Postchill	ERY	3630	53	38	30	81	118	35	36	1469	1	8
Conva	Nursery	CIP ERY NAL TET	475	33	38	30	82	104	35	17	1096	9	5
Conv	Nursery	CIP ERY NAL TET	524	33	38	30	82	104	117	17	1413	9	10
Conv	Nursery	CIP ERY NAL TET	525	33	38	30	82	104	117	17	1413	9	1
Conv	Nursery	CIP ERY NAL TET	549	33	38	30	82	104	117	17	1413	9	9
Conv	Nursery	CIP ERY NAL TET	552	33	38	30	82	104	117	17	1413	9	9
Conv	Nursery	CIP ERY NAL TET	554	33	38	30	82	104	117	17	1413	9	10
Conv	Nursery	CIP ERY NAL TET	555	33	38	30	82	104	117	17	1413	9	10
Conv	Nursery	CIP ERY NAL TET	556	33	38	30	82	104	117	17	1413	9	10
Conv	Nursery	ERY	84	33	39	44	82	104	35	36	1417	10	8
Conv	Nursery	ERY TET	503	33	39	46	174	104	35	17	1418	6	1
Conv	Nursery	CIP ERY GEN NAL TET	548	33	38	46	82	104	117	17	1419	19	9
Conv	Nursery	CIP ERY GEN NAL TET	461	33	39	46	82	113	35	17	1440	2	1
Conv	Nursery	CIP ERY NAL TET	526	33	38	37	82	104	117	17	1441	19	11
Conv	Nursery	ERY GEN TET	533	33	39	30	82	113	117	17	1465	2	1
Conv	Finishing	ERY TET	3441	33	38	30	82	104	43	17	854	4	2
Conv	Finishing	TET	3736	33	38	30	82	104	43	17	854	4	4
Conv	Finishing	ERY TET	4246	33	39	30	82	104	43	36	1056	22	2
Conv	Finishing	ERY TET	827	33	153	30	82	104	35	17	1059	15	3
Conv	Finishing	CHL ERY TET	4511	33	38	30	82	104	35	17	1096	9	3
Conv	Finishing	ERY	872	33	38	30	82	104	85	17	1177	9	3
Conv	Finishing	ERY TET	4489	33	39	44	82	104	35	36	1417	10	2
Conv	Finishing	TET	648	32	39	115	115	104	85	17	1420	26	1
Conv	Finishing	ERY TET	423	33	38	46	82	104	173	17	1422	19	11
Conv	Finishing	ERY TET	429	33	39	46	82	104	47	17	1423	3	1
Conv	Finishing	CHL CIP ERY NAL TET	4516	33	39	134	174	104	43	68	1425	21	1
Conv	Finishing	CHL CIP ERY NAL TET	4517	33	39	134	174	104	43	68	1425	21	1
Conv	Finishing	ERY TET	841	33	39	44	82	189	35	36	1429	10	2
Conv	Finishing	TET	4396	32	153	30	82	104	44	36	1430	16	2
Conv	Finishing	TET	448	32	38	44	82	104	43	17	1434	23	2
Conv	Finishing	ERY TET	4490	33	153	30	82	104	44	17	1438	15	9
Conv	Finishing	ERY NAL TET	458	33	38	30	82	104	173	17	1439	9	11
Conv	Finishing	ERY NAL TET	459	33	38	30	82	104	173	17	1439	9	11
Conv	Finishing	ERY TET	623	33	38	132	82	104	85	17	1442	19	3
Conv	Finishing	TET	653	33	153	30	173	217	44	68	1466	14	11
Conv	Finishing	ERY	3451	33	39	30	82	113	47	17	825	2	9
Conv	Preevisceration	ERY TET	3480	33	38	30	82	104	35	36	890	18	3
Conv	Preevisceration	ERY	690	33	38	44	82	104	117	36	1421	20	2
Conv	Preevisceration	ERY	694	33	39	134	161	118	43	17	1435	24	3
Conv	Preevisceration	ERY	699	32	38	44	82	113	43	36	1443	23	2
Conv	Preevisceration	ERY TET	4324	32	38	30	167	104	35	17	1453	7	3
Conv	Postevisceration	TET	3491	33	38	30	82	104	43	17	854	4	11
Conv	Postevisceration	TET	4559	33	38	30	82	104	85	68	887	18	6
Conv	Postevisceration	ERY TET	3507	53	38	30	81	104	44	36	1097	1	3
Conv	Postevisceration	ERY TET	4276	53	38	44	82	118	35	36	1123	13	8
Conv	Postevisceration	ERY TET	892	33	38	134	161	104	43	17	1125	24	3
Conv	Postevisceration	TET	3490	33	38	30	82	104	43	68	1130	18	11
Conv	Postevisceration	TET	4549	33	153	30	82	104	43	36	1142	22	6
Conv	Postevisceration	ERY TET	4338	58	38	30	167	118	35	17	1454	7	3
Conv	Postevisceration	TET	4560	33	38	37	82	104	85	68	1455	17	6
Conv	Postchill	ERY TET	4445	53	38	30	81	118	43	36	1428	1	2

^aConventional farms.

^bCHL, chloramphenicol; CIP, ciprofloxacin; ERY, erythromycin; GEN, gentamicin; NAL, nalidixic acid; TET, tetracycline.

^cSequence type indicates the unique number assigned on the basis of the allelic profile generated based on the allele nucleotide sequence number in the MLST database (www.pubmlst.org/campylobacter).