Research Article
Antibiotic-Resistant Vibrios in Farmed Shrimp
Table 1
Antimicrobial resistance in vibrios isolated from the hemolymph of Litopenaeus vannamei shrimp.
| | Species | | nR (%) | Resistance | | Pen | Tcy |
Cpl | Amp | Atm | Cro |
| | V. navarrensis | 53 | 38 (71,7) | 32 | — | 3 | 2 | 7 | 1 | | V. brasiliensis | 15 | 9 (60) | 9 | — | 4 | 1 | — | — | | V. parahaemolyticus | 10 | 10 (100) | 10 | 9 | 1 | 3 | — | — | | V. xuii | 8 | 8 (100) | 8 | — | 4 | 2 | — | — | | V. coralliilyticus | 5 | 3 (60) | 3 | — | — | — | — | — | | V. cholerae | 4 | 4 (100) | 4 | 3 | — | 2 | 1 | — | | V. neptunius | 2 | 0 (0) | — | — | — | — | — | — | | V. alginolyticus | 1 | 1 (100) | 1 | — | — | — | — | — | | V. diazotrophicus | 1 | 1 (100) | — | — | — | — | 1 | — | | V. vulnificus B3 | 1 | 1 (100) | 1 | 1 | — | — | — | | | Total | 100 | 75 | 68 | 12 | 12 | 10 | 9 | 1 |
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: number of isolates. nR: number of resistant isolates. Pen: penicillin G; Tcy: tetracycline; Amp: ampicillin; Cpl: cephalothin; Atm: aztreonam; Cro: ceftriaxone.
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