Table 2.

Results of microbiological examination of different groups and organs of red tilapia forS. agalactiae

	IP Group			IM group			IC group
Hour	Brain	Eye	Kidney	Brain	Eye	Kidney	Brain	Eye	Kidney
C	-	-	-	-	-	-	-	-	-
4	+	+	+	-	+	-	-	+	-
8	+	+	+	-	+	-	+	+	-
12	+	+	+	-	+	+	-	+	+
16	+	+	+	-	+	-	-	+	-
20	+	+	+	-	-	-	-	-	-
24	+	+	+	-	+	-	-	+	-

Note: (−) negative isolation; (+) positive isolation; (C) control.