Detection of diverse genotypes of Methicillin-resistant Staphylococcus aureus from hospital personnel and the environment in Armenia

Table 1 Susceptibility profiles and molecular characterisation of MRSA recovered from hospital personnel and environmental sites in the maternity wards of one of the teaching hospitals in Armenia

No	Source	PG	FOX	GM	ERY	Spa type	Inferred MLST-CC	SCCmec types	ACME
1	E	R	R	S	I^a	t021	30	IV	ND
24	E	R	R	I^a	R	t021	30	IV	ND
26	E	R	R	S	S	t021	30	IV	ND
30	E	R	R	S	R	t021	30	IV	ND
203	P	R	R	S	I^a	t364	182^a	Novel^b	ND
210	P	R	R	S	S	t364	182^a	Novel^b	ND
221	E	R	R	S	I^a	t021	30	IV	ND
222	P	R	R	S	I^a	t008	8	V	-
223	P	R	R	S	S	t008	8	V	+
226	P	R	R	S	S	t1523	45	V	ND
227	P	R	R	S	S	t008	8	V	-
229	E	R	R	S	S	t008	8	V	+
230	E	R	R	S	S	t1523	45	Non-typable	ND
231	E	R	R	S	S	t008	8	V	-
232	E	R	R	S	R	t008	8	V	+
233	E	R	R	S	S	t325	88	IV	ND
236	P	R	R	S	I	t008	8	V	-
238	P	R	R	S	S	t008	8	V	-
244	P	R	R	S	I	t008	8	V	-
245	P	R	R	S	S	t008	8	V	-

P personnel, E environment, PG penicillin, FOX cefoxitin, GM gentamicin, ERY erythromycin, Spa staphylococcal protein A, MLST-CC Multi-locus sequence type clonal complex, SCCmec staphylococcal cassette chromosome mec, ACME arginine catabolic mobile element, ND not determined, + positive, - negative, all isolates were nuc and mecA positive, and luk-PV negative
^aSingletons that do not fall into a clonal complex (CC) described in the S. aureus database (Skramm et al., 2007)
^b kdp, rif5, ccrB2 and ccrC detected by PCR
R resistant, S susceptible, ^a I intermediate resistance. Zone sizes for intermediate resistance were ^aERY 20-22 mm; ^aGen 14 mm (Cockerill FR, [14])

ISSN: 2047-2994