Genotyping of Listeria monocytogenes isolates from poultry carcasses using high resolution melting (HRM) analysis

Figures & data

Table 1. L. monocytogenes isolates used in this study.

Number of isolates	L. monocytogenes strain	Origin
1	10	Poultry carcasses
2	11	Poultry carcasses
3	12	Poultry carcasses
4	207	Poultry carcasses
5	208	Poultry carcasses
6	215	Poultry carcasses
7	216	Poultry carcasses
8	302	Poultry carcasses
9	303	Poultry carcasses
10	304	Poultry carcasses
11	305	Poultry carcasses
12	403	Poultry carcasses
13	404	Poultry carcasses
14	501	Poultry carcasses
15	502	Poultry carcasses
16	504	Poultry carcasses
17	505	Poultry carcasses
18	510	Poultry carcasses
19	512	Poultry carcasses
20	513	Poultry carcasses
21	514	Poultry carcasses
22	515	Poultry carcasses
23	801	Poultry carcasses
24	802	Poultry carcasses
25	803	Poultry carcasses
26	804	Poultry carcasses
27	805	Poultry carcasses
28	806	Poultry carcasses
29	807	Poultry carcasses
30	808	Poultry carcasses
31	809	Poultry carcasses
32	810	Poultry carcasses
33	903	Poultry carcasses
34	904	Poultry carcasses
35	905	Poultry carcasses
36	906	Poultry carcasses
37	908	Poultry carcasses
38	909	Poultry carcasses
39	911	Poultry carcasses
40	912	Poultry carcasses
41	913	Poultry carcasses
42	914	Poultry carcasses
43	920	Poultry carcasses
44	921	Poultry carcasses
45	922	Poultry carcasses
46	923	Poultry carcasses
47	925	Poultry carcasses
48	931	Refrigerator door handles
49	932	Refrigerator door handles
50	933	Containers with chickens
51	934	Containers with chickens
52	936	Containers without chickens
53	938	Work surfaces
54	939	Cutting boards
55	940	Cutting boards

Figure 1. Dendrogram of 55 L. monocytogenes isolates based on UPGMA analysis of: (A) inlB and (B) ssrA markers.

Figure 2. Melting curve analysis of inlB marker in a representative set of L. monocytogenes isolates. HRM differential plot using ‘strain 207’ as reference.