Table V.

Distribution of resistance genes among the phenotypic-resistant Gram-positive cocci

Organism	Phenotypic resistance	Resistance genes detected
Staphylococcus aureus	Cefoxitin (512)	mecA (496)
	Erythromycin (210)	erm genes (erm A-48, erm B-25, erm C-90)
	Clindamycin (66)	(erm A-19, erm C-38)
	Mupirocin (47)	mupA (38)
	Cefoxitin (278)	mecA (265)
	Linezolid (10)	Cfr (9)
Enterococcus	Vancomycin (214)	vanA (212)

Values in parenthesis indicate number of positives

Source: Jawaharlal Institute of Postgraduate Medical Education & Research, Puducherry