Table 1.
qnrB19-harboring genetic elements
| Genetic element | Size (bp) | Country | Hostc | Origin | Source or reference (accession no.) |
|---|---|---|---|---|---|
| ISEcp1C-based transposonsa | |||||
| Tn2012 (pR4525, 40 kb) | 2,738 | Colombia | E. coli | Clinical isolate | 6 |
| Tn5387 (pLRM24, 80 kb) | 2,966 | USA | K. pneumoniae | Clinical isolate | 27 |
| Tn5387-like (p61/9, >21 kb) | 2,828 | Italy | S. enterica | Clinical isolate | 9 |
| Small plasmidsb | |||||
| pPAB19-1 | 2,699 | Argentina | Salmonella Infantis M7849* | Clinical isolate | This study (GQ412195) |
| pPAB19-2 | 3,082 | Argentina | E. coli M9996* | Clinical isolate | This study (JN979787) |
| pPAB19-3 | 2,989 | Argentina | E. coli M9888* | Clinical isolate | This study (JN985534) |
| pPAB19-4 | 2,702 | Argentina | Salmonella sp. strain M9397* | Clinical isolate | This study (JN995611) |
| pSGI15 | 2,699 | Netherlands | S. enterica | Clinical isolate | 12 |
| pECY6-7 | 2,699 | Bolivia, Peru | E. coli, E. fergusonii, E. hermanii, E. aerogenes, K. ascorbata, K. pneumoniae | Healthy people | 21, 22 |
| pECC14-9 | 3,071 | Bolivia, Peru | E. coli | Healthy people | 21, 22 |
| pMK100 | 2,699 | Colombia | S. enterica | Retail poultry | 17 |
| pMK102 | 2,750 | Colombia | S. enterica | Ground beef | 17 |
a
The plasmids hosting the transposons and their sizes are indicated in parentheses.
b
pPAB19-1 was found in 16 of the 45 E. coli and Salmonella isolates (8 E. coli, 1 Salmonella Infantis, and 7 Salmonella spp.); pPAB19-2 was found in 3 of the 45 E. coli and Salmonella isolates (2 E. coli and 1 Salmonella sp.); pPAB19-3 was found in 1 of the 45 E. coli and Salmonella isolates (E. coli); pPAB19-4 was found in 4 of the 45 E. coli and Salmonella isolates (Salmonella spp.).
c
*, Strains from which the individual sequenced plasmid was isolated.