Salmonella from Farm to Table: Isolation, Characterization, and Antimicrobial Resistance of Salmonella from Commercial Broiler Supply Chain and Its Environment
Table 8
Antimicrobial resistance of Salmonella isolates to various antibiotics in different points of CBF crop cycle.
Class of antibiotic
Name of antibiotics
Percentage of AMR of Salmonella isolates
value
Day 0 (%)
Days 18-20 (%)
Days 35-42 (%)
Aminoglycosides
GEN
23/28 (82.14)
10/10 (100.00)
15/20 (75.00)
<0.02
AK
8/28 (28.57)
7 (70.00)
8/20 (40.00)
<0.07
N
2/28 (7.14)
7 (70.00)
3/20 (15.00)
<0.01
Fluoroquinolones
CIP
19/28 (67.86)
10/10 (100.00)
12/20 (60.00)
<0.06
EX
18/28 (64.85)
10/10 (100.00)
10/20 (50.00)
<0.02
Tetracycline
DO
28/28 (100.00)
10/10 (100.00)
20/20 (100.00)
<0.05
Folate pathway inhibitors
COT
7/28 (25.00)
0/10 (0.00)
10/20 (10.00)
<0.01
Phenicols
C
1/28 (3.57)
0/10 (0.00)
1/20 (5.00)
<0.70
Penicillin/b-lactamase inhibitors
AMP
8/28 (28.57)
4/10 (40.00)
9/20 (45.00)
<0.01
AMC
3/28 (10.71)
2/10 (20.00)
4/20 (20.00)
<0.62
Polymyxins
CS
6/14 (42.86)
1/6 (16.67)
2/8 (25.00)
<0.18
Extended-spectrum cephalosporins; 3rd and 4th generation cephalosporins/b-lactamase inhibitors