Skip to main content

Table 3 Antibiogram of the pathogenic isolates

From: Molecular characterization of the virulent microorganisms along with their drug-resistance traits associated with the export quality frozen shrimps in Bangladesh

Organisms E. coli n = 6 Klebsiella spp. n = 4 Shigella spp. n = 3 Vibrio spp. n = 7 Listeria spp. n = 4 Staphylococcus spp. n = 5
Antibiotics R S R S R S R S R S R S
Ampicillin (10 μg) 20% 80% 80% 20% 79% 21% 80% 20% 100% 0% 99% 1%
Ciprofloxacin (5 μg) 67% 33% 98% 2% 10% 90% 10% 90% 60% 40% ND ND
Polymixin B (300 unit) 33% 67% 96% 4% ND ND ND ND 100% 0% 90% 10%
Cefixime (30 μg) 67% 33% 100% 0% 2% 98% 70% 30% ND ND ND ND
Amoxicillin (10 μg) 33% 67% 87% 12% 17% 83% ND ND 90% 10% 100% 1%
Ceftriazone (5 μg) 0% 100% 0% 100% 9% 91% 70% 30% ND ND ND ND
Penicillin (10 μg) ND ND ND ND ND ND ND ND 100% 0% 99% 1%
Chloramphenicol (10 μg) 45% 55% 24% 76% 52% 48% 40% 60% 35% 65% ND ND
Trimethoprime-sulfomethoxazole (25 μg) 20% 80% 18% 82% 1% 99% 60% 40% 70% 30% 30% 70%
Gentamycin (10 μg) ND ND ND ND 0% 100% ND ND 15% 85% 34% 66%
Kanamycin (30 μg) ND ND ND ND ND ND ND ND 80% 20% ND ND
Nalidixic acid (30 μg) 80% 20% 75% 25% 99% 1% 60% 40% ND ND ND ND
Vancomycine (30 μg) ND ND ND ND 100% 0% ND ND 10% 90% 70% 30%
Erythromycin (15 μg) ND ND ND ND ND ND 10% 80% 20% 80% 25% 75%
Tetracycline (305 μg) 10% 90% 20% 80% ND ND ND ND 10% 90% 0% 100%
Streptomycin (10 μg) 45% 55% 85% 15% ND ND 25% 75% ND ND 10% 90%
  1. n = Number of isolates, ND = Not done, R = Resistant, S = Sensitive.
  2. All the experiments have been done three times and the results were reproducible. One representative data have been shown.