Table III.

In vitro schistosomula lysis

	PI staining			Gross anatomy observation
	Total no. of somules (48 h)	Total no. of dead somules	% dead	Total no. of somules (48 h)	Total no. of dead somules	% dead
Rhesus sera
Pre-bleed	150	2	1.3	150	1	0.7
5 week infected	120	1	0.8	120	2	1.7
8 week infected	139	130	93.5	139	132	95
11 week infected	135	135	100	135	135	100
78 week infected	125	1	0.8	125	2	1.6
Human sera
Normal	120	0	0	120	1	0.8
Infected, before treatment	122	3	2.5	122	5	4
Infected, after treatment	125	3	2.4	125	4	3.2
Pooled infected	120	1	0.8	120	4	3.3
Mouse sera
Normal	159	1	0.6	159	2	1.3
8 week infected	109	79	72.5	109	70	64.2
Media alone	150	0	0	150	1	0.7

Data are an average of three independent fields in one experiment, and are representative of two replicate experiments.