Table 4.

Distribution of virulence genes profile combinations of pathogenic E. coli strains isolates from diarrheic and apparently healthy in-contact cattle and buffalo calves

Virulence gene combinations								Number (percentage) of the classified E. coli pathotypes						Total (150)
								Diarrheic calves (100)			In-contact calves (50)
stx1	stx2	eae	hylA	astA	f5	st	lt	Cattle	Buffalo	Total	Cattle	Buffalo	Total
STEC								23	8	31	9	6	15	46
+								13	5	18	6	3	9	27
+				+				0	1	1	0	2	2	3
	+							5	0	5	0	1	1	6
	+			+				0	0	0	1	0	1	1
+	+							2	0	2	0	0	0	2
+	+		+					0	1	1	0	0	0	1
+	+			+				0	1	1	0	0	0	1
+	+	+	+					1	0	1	0	0	0	1
+	+	+	+	+				1	0	1	0	0	0	1
+		+		+				1	0	1	0	0	0	1
+		+	+					0	0	0	1	0	1	1
	+		+					0	0	0	1	0	1	1
ETEC								9	9	18	0	1	1	19
					+			0	1	1	0	0	0	1
				+	+			1	1	2	0	0	0	2
			+		+			0	1	1	0	0	0	1
						+		4	0	4	0	0	0	4
				+		+		0	2	2	0	0	0	2
					+	+		3	2	5	0	0	0	5
				+	+	+		1	0	1	0	0	0	1
						+	+	0	1	1	0	1	1	2
			+		+	+	+	0	1	1	0	0	0	1
EPEC								3	1	4	0	0	0	4
		+						2	0	2	0	0	0	2
		+	+					1	0	1	0	0	0	1
		+		+				0	1	1	0	0	0	1
EAEC								3	3	6	1	4	5	11
				+				3	3	6	1	4	5	11
ETEC/STEC								2	13	15	4	3	7	22
+	+	+			+	+		1	0	1	0	0	0	1
+				+	+	+		1	0	1	0	0	0	1
+					+			0	0	0	3	1	4	4
+	+				+			0	0	0	1	0	1	1
+					+	+	+	0	1	1	0	0	0	1
	+				+	+	+	0	1	1	0	0	0	1
+				+	+	+	+	0	1	1	0	0	0	1
+				+	+	+		0	2	2	0	0	0	2
	+				+	+		0	1	1	0	0	0	1
	+		+		+	+		0	1	1	0	0	0	1
+		+	+		+	+		0	2	2	0	0	0	2
+	+		+	+	+	+		0	1	1	0	0	0	1
+					+	+		0	0	0	0	1	1	1
+						+	+	0	1	1	0	0	0	1
	+					+	+	0	1	1	0	0	0	1
+				+		+	+	0	0	0	0	1	1	1
+	+			+		+	+	0	1	1	0	0	0	1
ETEC/EPEC								1	2	3	0	1	1	4
		+			+	+		1	0	1	0	0	0	1
		+	+		+	+		0	0	0	0	1	1	1
		+				+		0	1	1	0	0	0	1
		+	+			+		0	1	1	0	0	0	1