Table 1.

Average number (±SEM) of cells labeled in mDCN and IntP subnuclei from animals in which both rostral and caudal brainstem injections were made (n = 3).

Injection group	DCN subnucleus
	MedDL	Med	IntP
Rostral	17.33 ± 8.69	85.67 ± 31.48	11.67 ± 6.64
Caudal	14.33 ± 6.98	55.00 ± 12.49	3.33 ± 1.76
Double-labeled	8.67 ± 3.84	21.67 ± 4.91	1.67 ± 0.88
% of total that are double-labeled	0.30	0.16	0.04