Dopamine D2-receptor activation elicits akinesia, rigidity, catalepsy, and tremor in mice expressing hypersensitive {alpha}4 nicotinic receptors via a cholinergic-dependent mechanism.
Zhao-Shea R, Cohen BN, Just H, McClure-Begley T, Whiteaker P, Grady SR, Salminen O, Gardner PD, Lester HA, Tapper AR. Dopamine D2-receptor activation elicits akinesia, rigidity, catalepsy, and tremor in mice expressing hypersensitive {alpha}4 nicotinic receptors via a cholinergic-dependent mechanism. FASEB J. 2010 Jan; 24(1):49-57.