title: Cortical cups for collecting free acetylcholine in awake rats.
mesh_terms: D000109:Acetylcholine / Q000032:analysis*; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D001923:Brain Chemistry; D002540:Cerebral Cortex / Q000032:analysis*; D004864:Equipment and Supplies; D005260:Female; D009538:Nicotine / Q000494:pharmacology; D010830:Physostigmine / Q000494:pharmacology; D051381:Rats; D013997:Time Factors; D014851:Wakefulness
chemical_list: D009538:Nicotine; D001285:Atropine; D010830:Physostigmine; D000109:Acetylcholine