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New Nature Neuroscience paper on estrogen & dopamine RPEs. Female rats in high-estradiol phase (proestrus) show stronger trial-by-trial adjustment of response vigor in a RL task: they start the next trial faster after better rewards.
www.nature.com/articles/s41...
#RewardSignals #neuroskyenceEstrogen modulates reward prediction errors and reinforcement learning - Nature Neuroscience
Dopamine encoding of reward prediction errors naturally fluctuates over females’ reproductive cycles with estrogenic signaling due to reduced expression of dopamine reuptake proteins.
