Table 4.
Distribution of gene cassette arrays found in class 1 integrons among phylogenetic groups of E. coli belongs to Ec-MRnoB collection
| |
|
Phylogenetic groups (number of isolates) |
|||
|---|---|---|---|---|---|
| Cassettes | Total | A (N=14) | B1 (N=9) | B2 (N=7) | D (N=15) |
|
ant(3″)-Ia |
5 |
0 |
3 (33.3%) |
1 (14.3%) |
1 (6.7%) |
|
dfrA1-ant(3″)-Ia |
6 |
3 (21.4%) |
1 (11.1%) |
0 |
2 (13.3%) |
|
blaOXA-1-ant(3″)-Ia |
1 |
1 (7.1%) |
0 |
0 |
0 |
|
dfrA12-ant(3″)-Ib |
3 |
1 (7.1%) |
0 |
1 (14.3%) |
1 (6.7%) |
|
dfrA16-ant(3″)-Ib |
0 |
0 |
0 |
0 |
0 |
|
dfrA17-ant(3″)-Ie |
16 |
4 (28.6%) |
2 (22.2%) |
4 (57.1%) |
6 (40%) |
|
ant(2″)-Ia |
1 |
0 |
0 |
0 |
1 (6.7%) |
| ant(3″)-Ia-ant(2″)-Ia | 2 | 2 (14.3%) | 0 | 0 | 0 |