adipose tissue
growth/size/body
behavior/neurological
• less sensitive to low doses of quinpirole or haloperidol, compared with wild-type littermates
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• enhanced exploratory behavior; entering the board more frequently and exploring a larger number of holes on the board, than wild-type animals
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• females show a significant increase in energy uptake compared with their wild-type littermates
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• enhanced forward locomotor activity, increased turns, velocity and distance traveled
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nervous system
• the amounts of striatal 3,4-dihydroxyphenylacetic acid and homovanillic acid are higher in the mutant
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integument
homeostasis/metabolism
• significantly increased levels of dopamine in the striatum compared with wild-type animals
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