Research Article
Inhibitory Substances Produced by Native Lactobacillus plantarum UTNCys5-4 Control Microbial Population Growth in Meat
Table 1
Antibiotic susceptibility of bacteria originated from raw beef meat.
| Antimicrobials | Breakpoints (CLSI, 2017) R/I/S (mm) | % of resistance | E. coli (n = 225) | Salmonella sp. (n = 150) | Shigella sp. (n = 225) |
| Tetracyclines | Tetracycline (30 μg) | ≤11/12–14/≥15 | 17.78 | 44.44 | 44.44 | β-Lactam-lactamase inhibitor combinations | Ampicillin (10 μg) | ≤13/14–16/≥17 | 44.44 | 44.44 | 55.56 | Amoxicillin (25 μg) | ≤13/14–17/≥18 | 13.33 | 33.33 | 44.44 | Amoxicillin/clavulanic acid (20/10 μg) | ≤19/-/≥20 | 33.33 | 33.33 | 53.33 | Aminoglycoside | Kanamycin (30 μg) | ≤13/14–17/≥18 | 22.22 | 0 | 33.33 | Gentamycin (10 μg) | ≤12/13–14/≥15 | 17.78 | 11.11 | 0 | Cephalosporins | Cefuroxime (30 μg) | ≤16/72–19/≥20 | 55.56 | 55.56 | 55.56 |
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% was calculated as number of resistant bacteria/number of isolates. R = resistant; I = intermediate resistant; S = susceptible.
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