Table 1.

IncI1 plasmids carrying the bla_CTX-M-8 gene obtained from the NCBI database and used for comparison in this study.

No.	Plasmid	Species	Source	Geographic Location	Collection Year	Plasmid Size (bp)	pMLST	Accession No.	Reference
1	pS22_2161_IncI1	Salmonella Mbandaka	Broiler flock environment	Poland	2022	89,439	pST113	CP146619.1	This study
2	pLV23529-CTX-M-8	Escherichia coli	Sus scrofa	Portugal	2015	89,458	pST113	KY964068.1	[27]
3	pA117-CTX-M-8	Escherichia coli	Loxodonta africana	Brazil	2019	101,273	pST113	MN816371.1	[28]
4	pN23	Escherichia coli	Homo sapiens	Japan	No data	91,831	pST113	AP017892.1	[12]
5	pS11	Escherichia coli	Chicken meat	Japan	No data	101,377	pST113	AP017893.1	[12]
6	pMTY12368_IncI1-I	Escherichia coli	Chicken meat	Japan	2012	84,532	pST113	CP134369.1	unpublished
7	pHU493	Escherichia coli	Homo sapiens	Japan	2010	94 912	pST113	LC567073.1	[29]
8	pCH41	Escherichia coli	Chicken meat	Japan	2010	86,204	pST113	LC567085.1	[29]
9	pP44	Escherichia coli	Canis lupus familiaris	Japan	2015	89,476	pST113	LC567053.1	[29]
10	pHU485	Escherichia coli	Homo sapiens	Japan	2010	86,204	pST114	LC567072.1	[29]
11	pCH110	Escherichia coli	Chicken meat	Japan	2010	97,607	pST235	LC567091.1	[29]
12	pCH365	Escherichia coli	Chicken meat	Japan	2010	108,776	pST132	LC567098.1	[29]
13	pICBEC72Hctx	Escherichia coli	Homo sapiens	Brazil	2016	92,070	pST131	KX443694.1	[30]