Table 6.

List of bacterial and their toxin genes found positive by molecular characterization.

Organism	Gene	Size (bp)	Total no. of isolates	No. of positive isolates	Percentage (%)
Staphylococcus	nuc	270	379	285	75
	seb	643	285	157	55
	hla	535	285	88	31
E. coli	E coli	232	235	202	86
	stx1	180	202	177	87.21
	stx2	255	202	77	38.11
	hly	534	202	119	58.91
Strep. agalactiae	S agl	405	115	96	83.33