1 aminomethyl 5,6 dihydroxy 3 phenylisochroman 2 6 chloro 2,3,4,5 tetrahydro 7,8 dihydroxy 3 methyl 1 (3 methylphenyl) 1h 3 benzazepine 2 Animals 2 Behavioural phenotype 2 D 3 knockout 2 D2 knockout 2 Dopamine Agonists 2 Dopamine receptors 2 Face 2 Female 2 Male 2 Mice 2 Mice, Congenic 2 Mice, Inbred C57BL 2 Mice, Knockout 2 Movement 2 Mutation 2 Orofacial movements 2 Phenotype 2 Receptors, Dopamine D1 2 Receptors, Dopamine D2 2 Receptors, Dopamine D3 2 animal behavior 2 animal experiment 2 article 2 controlled study 2 dopamine 1 receptor 2 dopamine 2 receptor 2 dopamine 3 receptor 2 dopaminergic system 2