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Antisense inhibition of reward learning

Monkeys and humans work harder for immediate than for distant rewards. How are associations between reward immediacy and sensory stimuli established in the brain? A recent study suggests a crucial role for dopamine-mediated activity in the rhinal cortex.

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Figure 1: Effects of reduced dopamine receptor function in rhinal cortex on learned associations between visual cues and reward.

Jamie Simon, Salk Institute

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Horwitz, G., Callaway, E. Antisense inhibition of reward learning. Nat Neurosci 7, 1023–1024 (2004). https://doi.org/10.1038/nn1004-1023

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