Antimicrobial Resistance Profile and Biofilm Production of Microorganisms Isolated from Oropharynx of Rupornis magnirostris (Gmelin, 1788) and Caracara plancus (Miller, 1777)
Table 1
Resistance profile and biofilm production of coagulase-positive staphylococci isolated from oropharynx of Rupornis magnirostris and Caracara plancus.
Animals
Screening
Microdilution (MIC μg/mL)
Disk diffusion (inhibition zone mm)
Resistance profile
Biofilm production
OXA
VAN
OXA
VAN
CTX
TEC
VAN
Congo red
Crystal violet
Rupornis magnirostris 1
−
−
1
0.5
28.2 ± 2.2
20.4 ± 2.2
24.6 ± 1.2
Antibiotic-sensitive CoPS
−
Nonproducer
Rupornis magnirostris 2
+
+
>128
>32
15.4 ± 1.9
0
0
MR- and VR-CoPS
+
Weak
Rupornis magnirostris 3
−
−
1
0.5
32.8 ± 1.3
21.9 ± 2.1
24.2 ± 0.4
Antibiotic-sensitive CoPS
−
Nonproducer
Rupornis magnirostris 4
+
−
128
0.5
16.2 ± 0.5
23.1 ± 1.2
23.0 ± 0.9
MR-CoPS
−
Nonproducer
Rupornis magnirostris 5
−
−
≤0.25
0.5
28.4 ± 1.0
21.5 ± 1.6
24.7 ± 1.4
Antibiotic-sensitive CoPS
−
Nonproducer
Rupornis magnirostris 6
+
+
>128
>32
14.7 ± 1.3
0
0
MR and VR-CoPS
+
Strong
Caracara plancus 1
+
+
>128
>32
13.0 ± 0.5
0
0
MR and VR-CoPS
+
Weak
Caracara plancus 2
+
+
>128
>32
13.9 ± 0.8
0
0
MR and VR-CoPS
−
Nonproducer
MIC: minimum inhibitory concentration; OXA: oxacillin; VAN: vancomycin; CTX: cefoxitin; TEC: teicoplanin; and CoPS: coagulase-positive staphylococci.
