TABLE 3.

Distribution of virulence genes among predominant M and PFGE types

M type	Pulsotype	Presence of toxin genes									Presence of fibronectin binding protein genes
		speA	speB	speC	speF	speG	speH	speJ	smeZ	ssa	cpa	cpa-1	fba	fbp-54	pfbp	prtf-1	prtf-2	prtf-15	sciA	sciB	sfb	sfb-2
M1	1A (n = 43)	+	+		+	+		+	+			+	+	+					+	+
M2	2A (n = 1)	+	+	+	+	+							+					+	+	+	+
	2B (n = 1)		+		+	+		+					+					+		+
	2C (n = 1)		+	+	+	+							+						+	+
	2D (n = 1)		+	+	+	+							+						+	+
	2E (n = 1)		+	+	+	+		+					+						+	+
M3	3A (n = 20)	+	+		+	+				+									+	+
	3A (n = 1)	+	+		+	+				+									+
	3A (n = 1)	+	+		+	+				+
	3B (n = 1)		+			+							+							+		+
M4	4A (n = 4)		+	+	+				+	+			+							+
	4A (n = 2)		+	+	+				+	+			+						+	+
	4B (n = 2)		+	+	+				+	+			+							+	+
	4B (n = 1)		+	+	+				+	+			+							+
	4C (n = 2)		+	+	+				+	+			+							+
M6	6A (n = 6)	+	+	+	+	+										+				+
	6A (n = 2)	+	+	+	+	+										+				+	+
	6A (n = 2)		+	+	+	+										+				+
	6A (n = 1)		+	+	+	+										+			+	+	+
M9	9A (n = 3)		+		+	+	+						+		+					+
	9B (n = 1)		+		+	+		+					+							+
	9C (n = 1)		+		+	+							+							+
	9D (n = 1)		+		+	+	+						+		+				+	+	+
M12	12A (n = 4)		+	+	+	+	+								+		+			+
	12A (n = 3)		+	+	+	+	+								+		+		+	+
	12A (n = 2)		+	+	+	+	+								+		+		+	+	+
	12B (n = 1)		+	+	+	+	+								+		+		+	+
	12B (n = 1)		+		+	+	+			+					+		+		+	+	+
M28	28A (n = 5)		+	+	+	+		+					+					+	+	+	+
	28A (n = 1)		+	+	+	+		+					+					+		+
	28B (n = 1)		+	+	+	+		+		+			+					+		+	+
	28B (n = 1)		+	+	+	+		+					+					+		+
	28C (n = 2)		+	+	+	+		+					+					+	+	+	+
	28D (n = 2)		+	+	+	+		+					+					+	+	+	+
	28E (n = 1)		+	+	+	+		+										+	+