TABLE 1

pEC₅₀ values in G3 vessels from control and l-NAME-treated animals

	Water-Drinking Controls	l-NAME-Treated
Acetylcholine	7.64 ± 0.17	7.81 ± 0.13
Verapamil	7.53 ± 0.19	7.72 ± 0.25
THC	5.58 ± 0.12	6.13 ± 0.13*
THC and AM251	5.87 ± 0.21	6.02 ± 0.16
THC and capsaicin	4.68 ± 0.30^†	4.55 ± 0.25^†
THC and indomethacin	5.82 ± 0.26	5.14 ± 0.20*^†

↵* Significant difference between the control and l-NAME treated animals.
↵† Significant difference from control THC pEC₅₀ values within each group.