Investigation of antimicrobial susceptibility, class I, II, and III integrons among clinical isolates of Pseudomonas aeruginosa from hospitalized burn patients in Southern Iran Article Category: Original Study Publié en ligne: 14 mars 2024 Pages: 170 - 175 Reçu: 10 avr. 2022 Accepté: 31 mars 2023 © 2023 Rezvan Mirzaei et al., published by Sciendo This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Frequency of antibiotics resistance pattern in intI1-positive and -negative among P. aeruginosa isolates
Antibiotic
intI1 - positive n = 36 No. (%)
intI1 - negative n = 34 No. (%)
P-value
Piperacillin/tazobactam
Resistant
34 (94.4)
31 (91.2)
0.59
Susceptible
2 (5.6)
3 (8.8)
Ceftazidime
Resistant
29 (80.6)
32 (94.1)
0.09
Susceptible
7 (19.4)
2 (5.9)
Imipenem
Resistant
35 (97.2)
31 (91.2)
0.27
Susceptible
1 (2.8)
3 (8.8)
Ciprofloxacin
Resistant
30 (83.3)
27 (79.4)
0.67
Susceptible
6 (16.7)
7 (20.6)
Gentamicin
Resistant
35 (97.2)
33 (97)
0.96
Susceptible
1 (2.8)
1 (3)
Primers used in the study
Gene type
Primer/Sequence (5′ 3′)
Product Size (bp)
References
IntI1
F:GGTCAAGGATCTGGATTTCG
483
[38 ]
R:ACATGCGTGTAAATCATCGTC
IntI2
F:CACGGATATGCGACAAAAAGGT
789
[38 ]
R:GTAGCAAACGAGTGACGAAATG
IntI3
F:AGTGGGTGGCGAATGAGTG
580
[38 ]
R:TGTTCTTGTATCGGCAGGTG
Frequency of antibiotic resistance pattern in intI2-positive and negative among P. aeruginosa isolates
Antibiotics
intI2 - positive n = 21 No. (%)
intI2 - negative n = 49 No. (%)
P-value
Piperacillin/tazobactam
Resistant
19 (90.5)
46(93.9)
0.61
Susceptible
2 (9.5)
3 (6.1)
Ceftazidime
Resistant
20 (95.2)
41 (83.7)
0.18
Susceptible
1 (4.8)
8 (16.3)
Imipenem
Resistant
19 (90.5)
47 (95.9)
0.36
Susceptible
2 (9.5)
2 (4.1)
Ciprofloxacin
Resistant
15 (71.4)
42 (85.7)
0.15
Susceptible
6 (28.6)
7 (14.3)
Gentamicin
Resistant
20 (95.2)
47 (95.9)
0.89
Susceptible
1 (4.8)
2 (4.1)