Hacker News with Generative AI: Dopamine

Dopamine 'gas pedal' and serotonin 'brake' team up to accelerate learning (thetransmitter.org)
Mice learn fastest and most reliably when they experience an increase in dopamine paired with an inhibition of serotonin in their nucleus accumbens, a new study shows, helping to resolve long-standing questions about the neuromodulators’ relationship.
Dopamine-mediated interactions between short- and long-term memory dynamics (nature.com)
Brain dopamine responses to ultra-processed milkshakes are highly variable (medrxiv.org)