PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2224538-2 1990 The IP administration of 5-HTP produced a transient increase (only at 45 min after the injection) in glutamate decarboxylase activity (GAD) of MBH and in GABA concentration in anterior pituitary. 5-Hydroxytryptophan 25-30 glutamate-ammonia ligase Rattus norvegicus 101-124