PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18706897-3 2008 Systemic (Experiment 1) and intrahippocampal (Experiment 2) injections of the acetylcholinesterase inhibitor physostigmine were administered to determine if increasing acetylcholine levels would eliminate the behavioral impairment produced by PTD. Physostigmine 109-122 acetylcholinesterase Rattus norvegicus 78-98