Table 1.
Serotypes (O and H antigens), sequence types (STs), phylogenetic group assignations and antibiotic resistance phenotypes. The strains are grouped by their specific combination of serotype and ST
| Sample | Serotype H | Serotype O | Sequence type | Phylogroup | Antibiotic resistance phenotype (no. of strains) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CF n 24 |
CRO n 12 |
AM n 24 |
SXT n 17 |
CTX n 18 |
NET n 9 |
PEF n 19 |
NF n 6 |
CL n 7 |
AK n 6 |
GE n 13 |
CB n 24 |
|||||
| EC022 | H4 | O25 | ST-131 | B2 | R | S | R | R | R | S | R | R | S | S | S | R |
| EC153 | H4 | O25 | ST-131 | B2 | R | S | R | S | R | R | R | S | S | S | R | R |
| EC037 | H4 | O25 | ST-131 | B2 | R | S | R | R | R | S | R | S | R | S | S | R |
| EC131 | H4 | O25 | ST-131 | B2 | R | R | R | R | R | R | R | R | R | S | R | R |
| EC101 | H4 | O25 | ST-131 | B2 | R | R | R | R | R | R | R | S | S | S | R | R |
| EC144 | H4 | O25 | ST-131 | B2 | R | S | R | S | S | S | R | R | S | S | R | R |
| EC307 | H4 | O25 | ST-131 | B2 | R | R | R | S | R | S | R | S | S | S | S | R |
| EC199 | H4 | O25 | ST-131 | B2 | R | S | R | R | S | S | S | S | S | S | S | R |
| EC025 | H4 | O25 | ST-131 | B2 | R | S | R | S | R | R | R | S | S | S | R | R |
| EC053 | H5 | O16 | ST-131 | B2 | R | S | R | R | R | S | R | S | S | R | S | R |
| EC010 | H5 | O75 | ST-1193 | B2 | R | S | R | R | R | S | S | R | S | S | S | R |
| EC102 | H5 | O75 | ST-1193 | B2 | R | R | R | R | R | R | R | S | R | R | R | R |
| EC084 | H5 | O75 | ST-14 | B2 | R | S | R | S | S | S | R | S | R | S | R | R |
| EC112 | H9 | O8 | ST-423 | B1 | R | S | R | R | S | S | R | S | S | S | S | R |
| EC319 | H9 | O8 | ST-423 | B1 | R | R | R | R | R | R | R | S | S | R | R | R |
| EC160 | H9 | O8 | ST-423 | B1 | R | R | R | R | R | R | R | R | R | S | R | R |
| EC167 | H9 | O8 | ST-423 | B1 | R | S | R | R | S | S | S | S | S | S | S | R |
| EC136 | H9 | O8 | ST-423 | B1 | R | R | R | R | R | R | R | R | S | R | R | R |
| EC306 | H11 | O45 | ST-297 | B1 | R | S | R | R | S | S | S | S | S | S | S | R |
| EC151 | H48 | O116 | ST-3519 | B1 | R | R | R | S | R | S | S | S | S | S | S | R |
| EC013 | H4 | O116 | ST-10 | A | R | R | R | R | R | S | R | S | S | R | R | R |
| EC047 | H2 | NA | ST-69 | D | R | R | R | R | R | S | R | S | R | S | S | R |
| EC067 | H18 | O17/O44 | ST-69 | D | R | R | R | R | R | R | R | S | R | R | R | R |
| EC011 | H6 | O1 | ST-648 | NA | R | R | R | S | R | S | R | S | S | S | R | R |
Abbreviations: R, resistant; S, sensitive; Antibiotic: CF, cephalotin; CRO, ceftriaxone; AM, ampicillin; SXT, trimethoprim-sulfamethoxazole; CTX, cefotaxime; NET, netilmicin; PEF, pefloxacin; NF, nitrofurantoin; CL, chloramphenicol; AK, amikacin; GE, gentamycin, CB, carbenicillin.