Table 2 Occurrence of EPEC conjugative multiresistance plasmid loci and plasmid replicons among EPEC isolates from Brazil
Gene or Replicon | No. (%) of isolates positive: | |
|---|---|---|
tEPEC ( n = 70) | aEPEC ( n = 79) | |
Conjugative genes | ||
traI | 11 (15.7) | 3 (3.8) |
traC | 7 (10) | 2 (2.5) |
traI+traC | 21 (30) | 4 (5.1) |
Class 1 integrons | ||
aadA1 | 12 (17.1) | 1 (1.3) |
sulII | 25 (35.7) | 3 (3.8) |
tetA | 14 (20) | 0 |
Cat | 13 (18.6) | 1 (1.3) |
merA | 3 (4.3) | 0 |
Replicons | ||
B/O | 1 (1.4) | 1 (1.3) |
FIC | 0 | 1 (1.3) |
A/C | 1 (1.4) | 3 (3.8) |
P | 1 (1.4) | 0 |
T | 0 | 0 |
K/B | 11 (15.7) | 15 (18.9) |
W | 3 (4.3) | 21 (26.6) |
FHA | 0 | 0 |
FIA | 0 | 0 |
FIB | 32 (45.7) | 23 (29.1) |
Y | 0 | 1 (1.3) |
I1 | 11 (15.7) | 3 (3.8) |
Frep | 1 (1.4) | 17 (21.5) |
X | 0 | 0 |
HI1 | 0 | 0 |
N | 0 | 0 |
HI2 | 0 | 0 |
L/M | 0 | 0 |