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Table 4 Antibiotic susceptibility pattern of Gram-negative ARB/MARB from chicken droppings and maggots (mm)

From: Molecular characterization of antibiotic-resistant bacteria associated with maggots obtained from chicken droppings

Antibiotics

CLSI Zone Diameter (mm)

S. enterica

Paenalcaligene faecalis

Escherichia coli

E. coli

Providencia rettgeri

S

I

R

CN

≥ 15

13–14

≤ 12

11.13 ± 133ab

11.23 ± 033a

11.03 ± 240ab

11.03 ± 145a

11.03 ± 240ab

AM

≥ 18

14–17

≤ 13

11.03 ± 120ab

12.23 ± 203bc

12.5 ± 100c

12.37 ± 067ab

13.13 ± 088d

CPX

≥ 21

16–20

≤ 15

14.27 ± 176e

13.97 ± 240d

14.27 ± 120d

14.03 ± 203c

13.77 ± 120e

E

≥ 23

14–22

≤ 13

12.9 ± 173d

12.33 ± 384c

12.5 ± 153c

12.63 ± 173d

12.5 ± 186c

ST

≥ 15

12–14

≤ 11

10.74 ± 240a

11.13 ± 240a

10.63 ± 318a

11.27 ± 120a

10.7 ± 231a

PER

≥ 17

13–16

≤ 12

11.53 ± 240c

11.57 ± 088ab

11.6 ± 289b

11.37 ± 088a

11.47 ± 2120b

  1. Data represented as mean ± standard error (n = 2) with the same superscript across the column are not significant different (p ≤ 0.05)
  2. Keys: CN = Gentamycin, AM = Amoxicillin, CPX = Ciprofloxacin, E = Erythromycin, ST = Streptomycin, PER = Perfloxacin, S = susceptible, I = intermediate, R = resistance