Table 1.

Stimulus concentrations used in this study.

Concentration in mm
Sample	Sucrose	Citric acid	Sodium chloride	Quinine hydrochloride
1	584.282793	46.845721	342.231348	3.130661
2	292.772422	25.240735	182.638604	1.842925
3	146.701724	13.599885	97.468686*	1.084860
4	73.508618*	7.327712*	52.016085	0.638619
5	36.833187	3.948209	27.759411	0.375942
6	18.457493	2.127316	14.814339	0.221294
7	9.249197	1.146211	7.906057	0.130278
8	4.633363	0.617583	4.219199	0.076685*
9	2.322524	0.332761	2.251711	0.045138
10	1.162723	0.179315	1.201574	0.026567
11	0.584283	0.096606	0.641342	0.015633
12	0.290885	0.052051	0.342231	0.009196
13	0.146392	0.028055		0.005415
14	0.073357	0.015095		0.003193
15				0.001890
16				0.001098
17				0.000639
18				0.000383

Starting concentrations are marked with an asterisk.