Colistin resistance of non-pathogenic strains of Escherichia coli occurring as natural intestinal flora in broiler chickens treated and not treated with colistin sulphate
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16 set 2020
INFORMAZIONI SU QUESTO ARTICOLO
Pubblicato online: 16 set 2020
Pagine: 399 - 405
Ricevuto: 23 feb 2020
Accettato: 27 ago 2020
DOI: https://doi.org/10.2478/jvetres-2020-0060
Parole chiave
© 2020 M. Majewski et al. published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Fig. 1
Number of E_ coli strains resistant to more than two antibiotics
| Number of antibiotics: | Percentage of resistant bacteria (number of strains out of the total 25): |
|---|---|
| 3 | 12% ( |
| 4 | 16% ( |
| 5 | 20% ( |
| 6 | 28% ( |
| 7 | 8% ( |
| 8 | 12% ( |
| 9 | 4% ( |
Number of isolated colistin-resistant E_ coli in the flocks treated with colistin sulphate and those not treated
| Number of flocks (n) | Percentage of flocks | Number of flocks carrying |
Percentage of flocks carrying |
|
|---|---|---|---|---|
| Not treated ( flocks not treated with colistin sulphate |
71 | 44.94% | 8 | 11.27% |
| Treated ( flocks treated with colistin sulphate |
87 | 55.06% | 17 | 19.54% |
| Total | 158 | 100.00% | 25 | 15.82% |