Table 1.

NPY-IR cells in the olfactory epithelium (Mean ± SEM / mm OE)

	Vehicle-Saline	Vehicle-ATP	PPADS-Saline	PPADS-ATP
Septum	8.3 ± 1.6	49.1 ± 7.7***	9.7 ± 2.0	11.5 ± 5.1##
Ectoturbinate 1	4.8 ± 1.8	50.5 ± 6. 7***	5.2 ± 1.3	9.9 ± 2.9##
Ectoturbinate 2	10.2 ± 4.0	61.4 ± 5.1***	5.1 ± 2.2	7.1 ± 2.4###
Endoturbinate II	9.2 ± 0.8	57.9 ± 6.3***	7.0 ± 2.0	9.6 ± 1.0###
Ectoturbinate 3	9.2 ± 2.7	59.3 ± 15.5*	5.4 ± 0.3	9.4 ± 3.1#
Endoturbinate III	6.5 ± 0.5	42.1 ± 7.8**	5.2 ± 1.6	6.3 ± 1.1#

^***p < 0.001;

^**p < 0.01;

^*p < 0.05; Vehicle-Vehicle vs. Vehicle-ATP.

^###p < 0.001;

^##p < 0.01;

^#p < 0.05; Vehicle-ATP vs. PPAD-ATP.