title: Brain reinforcement mechanisms: alpha-adrenergic and dopaminergic agonists and antagonists.
mesh_terms: D000818:Animals; D001058:Apomorphine / Q000494:pharmacology; D001921:Brain / Q000187:drug effects*; D003000:Clonidine / Q000494:pharmacology; D004558:Electric Stimulation; D007031:Hypothalamus / Q000187:drug effects; D008125:Locus Coeruleus / Q000187:drug effects; D009474:Neurons / Q000187:drug effects; D010643:Phenoxybenzamine / Q000494:pharmacology; D051381:Rats; D011941:Receptors, Adrenergic / Q000187:drug effects*; D011954:Receptors, Dopamine / Q000187:drug effects*; D012054:Reinforcement, Psychology; D012453:Saimiri; D012653:Self Stimulation / Q000187:drug effects*; D013134:Spiperone / Q000494:pharmacology; D013378:Substantia Nigra / Q000187:drug effects
chemical_list: D011941:Receptors, Adrenergic; D011954:Receptors, Dopamine; D010643:Phenoxybenzamine; D013134:Spiperone; D003000:Clonidine; D001058:Apomorphine