. Author manuscript; available in PMC: 2009 Sep 1.

Published in final edited form as: Pharmacol Biochem Behav. 2008 Apr 4;90(3):453–462. doi: 10.1016/j.pbb.2008.03.032

Table 4.

Peak number of infusions in PR schedule of self-administration. S denotes significantly more infusions than saline and C denotes significantly fewer infusions than cocaine.

	RSu	ROb	RMv	Mean ± SEM
saline	2	6	5	4.3 ± 1.2
cocaine	23	21	21	21.7 ± 0.7 ^S
RTI-112	21	11.5	5	12.5 ± 4.7 ^S,C
RTI-113	24	18	16	19.3 ± 2.4 ^S
RTI-150	22	22	9.5	17.8 ± 4.2 ^S
RTI-177	17	7	9	11.0 ± 3.1 ^C
RTI-336	10	17.5	9.5	12.3 ± 2.6 ^S,C