Table 2. IC₅₀ (M) values of different inhibitors of two recombinant AmAChEs^*.

Inhibitor	AmAce1	AmAce2	Ratio of IC50 †
BW284C51	(4.33±0.58) × 10−9	(2.67±0.21) × 10−9	1.68
Eserin	(1.73±0.41) × 10−5	(1.09±0.03) × 10−6	15.89
Iso_OMPA	n/a	n/a	n/a
Chlorpyrifos oxon	(6.12±0.25) × 10−7	(1.53±0.19) × 10−7	3.99
DDVP	(3.53±0.15) × 10−4	(5.03±0.40) × 10−5	7.01
Malaoxon	(9.19±0.43) × 10−6	(3.26±0.29) × 10−6	2.82
Paraoxon	(4.58±0.11) × 10−5	(1.01±0.04) × 10−6	45.4
Aldicarb	n/a	n/a	n/a
Carbaryl	(1.20±0.51) × 10−3	(3.43±0.69) × 10−7	3.49 × 103
Carbofuran	(1.69±0.24) × 10−5	(9.02±0.19) × 10−7	18.78
Propoxur	(1.85±0.12) × 10−4	(5.33±0.49) × 10−5	3.48

^*Results are reported as the mean ± SD (n  = 3).

^†AmAce1/AmAce2.