A. PAM injection schedule. Six daily in vivo administration of DMSO or PAM (4 mg/kg, IP) was given 12 hours after cocaine injection on indicated days during cocaine injection regimen.
B. Lack of effect of DMSO injections on DHPG-LTD in cocaine-treated mice. N = 8 cells from 4 mice.
C. Rescue of DHPG-LTD in PAM-injected, cocaine-treated mice. N = 6 cells from 3 mice.
D. Summary of DHPG-LTD in difference conditions. Data for saline are replotted from Figure 1 for direct comparisons. ** p < 0.01, unpaired Student’s t-test.