Table 3.

Comparison of Bacterial Growth from Intestine Cultures on Plates from CTX-Treated Leeches

	Leeches feeding with CTX
	1.5 mcg/mL								50 mcg/mL
Day after feeding	1	2	3	4	5	6	7	Mean no. of colonies per leech±SD	1	2	3	4	5	6	7	Mean no. of colonies per leech±SD
1	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
7	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
14	+(1)	-	+(1)	-	-	-	-	< 0.3	-	-	-	-	-	-	-	-
21	+(2)	+(1)	+(1)	-	+(2)	+(1)	+(1)	1.10±0.69	-	-	-	-	-	+(1)	+(1)	<0.3
28	+(2)	+(1)	+(1)	+(1)	+(3)	+(2)	+(1)	1.60±0.79	-	+(1)	+(1)	-	-	+(1)	+(1)	0.60±0.53

- no growth

+presence of at least one colony

in parenthesis - No. of colonies on plates