PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7130891-2 1982 Oxytocin at a concentration of 4 mi.u./ml produced a slight increase in basal progesterone production. Progesterone 78-90 oxytocin/neurophysin I prepropeptide Homo sapiens 0-8