PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7425334-4 1980 Rats exposed to N2O and control rats showed no difference in well-being, in caudal nerve conduction, in axonal content and transport of acetylcholinesterase and dopamine-beta-hydroxylase, or in number and size distribution and pathologic abnormality of teased myelinated fibers. Nitrous Oxide 16-19 acetylcholinesterase Rattus norvegicus 136-156