In this issue of Neuron, Corkrum et al. (2020) demonstrate an unexpected role for dopamine D1 receptors on astrocytes located in the nucleus accumbens, a key structure of the brain's reward system. Activation of these receptors mediates dopamine-evoked depression of excitatory synaptic transmission, which contributes to amphetamine's psychomotor effects.
Keywords: amphetamine; astrocytes; dopamine; nucleus accumbens; reward.
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