Table-2.
Virulence gene profiles of Escherichia coli isolated from eggshells in cage, free-range, and organic eggs.
| Virulence Profiles | No. (%) of virulence genes profiles of Escherichia coli in different egg productions | Total | ||
|---|---|---|---|---|
|
|
|
|||
| Cage | Free-range | Organic | (n=91) | |
|
| ||||
| (n=24) | (n=27) | (n=40) | ||
| Negative | 11 (45.8) | 16 (59.3) | 17 (42.5) | 44 (48.4) |
| Positive virulence | 13 (54.2) | 11 (40.7) | 23 (57.5) | 47 (51.6) |
| aggR | 0 | 0 | 1 (2.5) | 1 (1.1) |
| astA | 6 (25) | 6 (22.2) | 5 (12.5) | 17 (18.7) |
| bfpA | 3 (12.5) | 1 (3.7) | 5 (12.5) | 9 (9.9) |
| eae | 0 | 1 (3.7) | 3 (7.5) | 4 (4.4) |
| stx | 0 | 0 | 1 (2.5) | 1 (1.1) |
| st×2 | 1 (4.2) | 0 | 1 (2.5) | 2 (2.2) |
| aggR+astA | 1 (4.2) | 0 | 0 | 1 (1.1) |
| aggR+eae | 0 | 0 | 1 (2.5) | 1 (1.1) |
| astA+bfpA | 0 | 1 (1.1) | 5 (5.5) | 6 (6.6) |
| eae+astA | 1 (4.2) | 1 (3.7) | 0 | 2 (2.2) |
| bfpA+stx | 0 | 1 (3.7) | 0 | 1 (1.1) |
| eae+stx | 0 | 0 | 1 (2.5) | 1 (1.1) |
| astA+bfpA+esth | 1 (4.2) | 0 | 0 | 1 (1.1) |
aggR=Aggregative adherence fimbria, astA=Enteroaggregative Escherichia coli heat-stable enterotoxin, bfpA=Bundle-forming pilus A, eae=Intimine, stx=Shiga toxin, st×2 = Shiga toxin2, esth=Heat stable toxin