Table 6 Percentage of resistant lactobacilli isolated from individual chicken farms
From: Assessment of antibiotic susceptibility in Lactobacillus isolates from chickens
Farm Age of birds/no. of Lactobacillus isolates | Broiler chickens | Green-legged Partridge hens | ||||||
|---|---|---|---|---|---|---|---|---|
I 45Â days/11 (%) | II 49Â days/13 (%) | III 17Â days/17 (%) | IV 42Â days/7 (%) | V 40Â days/8 (%) | VI 48Â days/12 (%) | VII 2Â days/7 (%) | VIII 49Â days/13 (%) | |
Ampicillin | 9 | 15 | 29 | 43 | 62.5 | 25 | 28.5 | 15 |
Tetracyclines | 100 | 92 | 94 | 86 | 100 | 58 | 14 | 31 |
Lincomycin | 91 | 100 | 100 | 86 | 62.5 | 50 | 57 | 8 |
Macrolides | 54.5 | 92 | 70.5 | 43 | 25 | 8 | 0 | 8 |
Streptomycin | 45 | 54 | 29 | 0 | 0 | 50 | 28.5 | 15 |
Gentamicin | 9 | 23 | 23.5 | 0 | 0 | 17 | 14 | 0 |
Chloramphenicol | 9 | 31 | 53 | 0 | 12.5 | 25 | 0 | 15 |
Tiamulin | 82 | 92 | 88 | 100 | 75 | 100 | 86 | 92 |
Enrofloxacin | 27 | 61.5 | 82 | 57 | 25 | 42 | 28.5 | 31 |
Isolates without any resistance | 0 | 0 | 0 | 0 | 12.5 | 0 | 0 | 8 |
Resistance to one drug only | 0 | 0 | 0 | 0 | 0 | 0 | 43 | 31 |
Multidrug resistant isolates | 100 | 100 | 100 | 100 | 75 | 67 | 57 | 31 |