title: Tolerance as a behavioral phenomenon: evidence from two experimental paradigms.
mesh_terms: D000818:Animals; D001362:Avoidance Learning / Q000187:drug effects; D001519:Behavior / Q000187:drug effects*; D001522:Behavior, Animal / Q000187:drug effects; D002540:Cerebral Cortex / Q000502:physiology; D004361:Drug Tolerance; D000431:Ethanol / Q000494:pharmacology*; D006801:Humans; D007858:Learning / Q000187:drug effects; D009419:Nerve Tissue Proteins / Q000096:biosynthesis; D051381:Rats; D012701:Serotonin / Q000502:physiology; D013649:Taste / Q000187:drug effects
chemical_list: D009419:Nerve Tissue Proteins; D012701:Serotonin; D000431:Ethanol