PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7691586-8 1993 PGF2 alpha and 6-keto-PGF1 alpha were also modulated by IL-1 beta. 6-keto-pgf1 15-26 interleukin 1 beta Rattus norvegicus 56-65