SciencefromNature1 day agoCholinergic modulation of dopamine release drives effortful behaviour - NatureDopamine release in the nucleus accumbens scales with prior effort for identical rewards, likely via local modulation of DA axon terminals involving acetylcholine.
MedicinefromNature2 months agoHow obesity drugs quiet 'food noise' in the brainTirzepatide suppresses brain activity patterns linked to intrusive food cravings, potentially explaining how GLP-1–mimicking obesity drugs curb compulsive eating.