A New Method to Test Molluscicides against the Philippine Schistosomiasis Snail Vectors

Table 2

The snail mortality counts per concentration of niclosamide and tagpo extract using the conventional (cpt) and miniaturized (mpt) plate tests.

	Concentration (g/m^2)	cpt ^a	Concentration (g/m^2)	mpt 1^b	mpt 2^b	mpt 3^b	mpt 4^b
Niclosamide	0.2131	28	0.2330	25	26	26	25
	0.1852	25	0.2000	22	22	22	23
	0.1698	23	0.1833	20	20	20	19
	0.1543	20	0.1667	17	18	17	13
	0.1235	14	0.1333	11	10	10	10
	0.0926	11	0.1000	8	7	6	8
	0.0617	10	0.0667	6	3	3	3
	0.0000^∗	0^c	0.0000^∗	0^d	0^d	0^d	0^d
Tagpo extract	2.2192	30	2.3963	26	25	25	25
	1.9514	22	2.1072	24	20	19	20
	1.7218	19	1.8593	20	17	17	17
	1.4540	17	1.5700	12	12	8	11
	1.2244	11	1.3221	9	7	1	7
	0.0000^∗	0^e	0.0000^∗	0^f	0^f	0^f	0^f

^aOut of 30 snails;^bOut of 27 snails;^cOut of 70 snails;^dOut of 63 snails;^eOut of 50 snails;^fOut of 45 snails;^∗Negative control (water only).