nervous system
N |
• mice exhibit normal general architecture of midbrain dopaminergic neurons
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• aged mice exhibit greater enteric neuron loss than wild-type mice
• reduced packing density of submucosal neurons
• however, mice exhibit normal enteric neuron apoptosis rates, packing density of myenteric neurons and density of glia
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• hypoplasia in 1.5 month mice and persisting through adulthood
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• of enteric neurons in the submucosal plexus of the duodenum, ileum, and colon
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• reduced dopamine re-uptake by dopamine transporter at 6 months of age
• however, dopamine release is normal
|
homeostasis/metabolism
N |
• mice exhibit normal blood glucose levels
|
• in submucosal enteric neurons
• however, autophagy is normal in the myenteric plexus
|
• reduced dopamine re-uptake by dopamine transporter at 6 months of age
• however, dopamine release is normal
|
• amphetamine-induced, especially in 9 to 12 month old mice
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behavior/neurological
• enhanced amphetamine-induced hyperlocomotion in 7 to 9 month old mice
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cellular
• in submucosal enteric neurons
• however, autophagy is normal in the myenteric plexus
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growth/size/body
N |
• exhibit normal growth and weight
|