Table 1.

Preliminary data showing mean percent correct on the delayed alternation task after administration of guanfacine

Dose of guanfacine (mg/kg)0.00.00010.0010.010.11.0
Wild-type mice (n = 4–7) (delays 0–20 sec) (mean ± SEM)71.4  ± 3.570.0  ± 3.567.1  ± 6.657.5  ± 6.074.0  ± 7.680.3  ± 2.9
α2A mutant mice (n = 10) (delays 0–5 sec) (mean ± SEM)70.4  ± 2.162.0  ± 4.970.0  ± 2.472.4  ± 3.366.0  ± 3.270.0  ± 2.3