title: Heroin reward is dependent on a dopaminergic substrate.
mesh_terms: D000818:Animals; D001522:Behavior, Animal / Q000187:drug effects*; D003932:Heroin / Q000037:antagonists & inhibitors*; D008297:Male; D009043:Motor Activity / Q000187:drug effects; D009270:Naloxone / Q000494:pharmacology*; D010868:Pimozide / Q000494:pharmacology*; D051381:Rats; D012201:Reward
chemical_list: D010868:Pimozide; D009270:Naloxone; D003932:Heroin