Characterization of Staphylococcus aureus Strains Isolated from Veterinary Hospital

Table 1

Pathotypes and minimum inhibitory concentration (MIC) of coagulase-negative Staphylococci (CoNS) and S. aureus.

Isolates	Microorganism	Antibiotic (μg/ml)					mecA	Methicillin resistant	Resistance profile
		VAN	CLIN	GEN	CIP	Source
1	S. aureus	0.75	0.125	0.023	0.38	Dog clipper			NDR
2	S. aureus	0.75	0.125	0.50	0.19	Ultrasound table			NDR
3	S. aureus	1.0	0.047	0.047	0.125	Stethoscope			NDR
4	S. aureus	0.094	0.75	0.047	0.25	Telephone			NDR
5	S. aureus	1.5	48	4	0.5	Consultation tables		•	MDR
6	S. aureus	1	0.19	0.19	0.064	Door handle			NDR
7	S. aureus	0.75	0.032	0.047	0.064	Door handle		•	SDR
8	S. aureus	0.25	0.064	0.023	0.047	Consultation tables		NDR
9	S. aureus	0.75	1	0.016	0.19	Consultation tables			NDR
10	S. aureus	1	0.75	8	32	Dog muzzle			SDR
11	S. aureus	0.25	0.064	0.094	0.094	Ultrasound table			NDR
12	S. aureus	0.5	0.19	2	0.5	Hand			NDR
13	S. aureus	1	0.19	0.25	0.094	Thermometer			NDR
14	S. aureus	0.75	16	2	4	Thermometer			SDR
15	S. aureus	1	0.064	0.23	0.064	Surgical instruments	•	•	MRSA/MDR
16	S. aureus	1.5	0.094	0.016	0.125	Stethoscope			NDR
17	S. aureus	0.75	0.75	0.125	0.19	Consultation tables			NDR
18	S. aureus	8	8	2	0.5	Consultation tables	•	•	VISA/MRSA
19	S. aureus	6	16	38	0.047	Ultrasound table			VISA
20	S. aureus	2	0.094	0.023	0.064	Stethoscope			NDR
21	S. aureus	1.5	0.38	0.25	0.125	Consultation tables			NDR
22	CoNS	1	0.064	0.047	0.19	Dog´s cage		•	MRS
23	CoNS	0.75	0.064	0.023	0.064	Dog muzzle		•	MRS
24	CoNS	0.75	1	0.023	0.25	Surgical instruments	•	MRS
25	CoNS	1	0.064	0.023	0.19	Dog´s cage		•	MRS

NDR: no drug resistance; SDR: single drug resistance; MDR: multidrug resistance; MRSA: methicillin-resistant Staphylococcus aureus; VISA: vancomycin-intermediate Staphylococcus aureus; VAN: vancomycin; CLI: clindamycin; GEN: gentamicin; CIP: ciprofloxacin.