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Treatment of the symptoms of Huntington’s disease: preliminary results comparing aripiprazole and tetrabenazine

Aripiprazole (AP), a dopamine (DA) D(2) receptor partial agonist, has recently been used to reduce schizophrenic symptoms, while tetrabenazine (TBZ), a DA depletor, has been used to treat hyperkinesias in Huntington’s disease (HD). The aim of this study is to define the role of AP on chorea, motor performance, and functional disability, and to compare […]

Dopamine D₂-agonist rotigotine effects on cortical excitability and central cholinergic transmission in Alzheimer’s disease patients

Dopamine is a neurotransmitter involved in several brain functions ranging from emotions control, movement organization to memory formation. It is also involved in the regulation of mechanisms of synaptic plasticity. However, its role in Alzheimer’s disease (AD) pathogenesis is still puzzling. Several recent line of research instead indicates a clear role for dopamine in both […]