PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 954983-1 1976 After severe dietary calcium-magnesium deficiency in rats, succinic dehydrogenase and acetylcholinesterase enzyme activity of gastrocnemius muscle showed a neurogenic atrophy. Calcium 21-28 acetylcholinesterase Rattus norvegicus 86-106