PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15210817-1 2004 Prostaglandin E(2) is a potent lipid mediator of inflammation that effects changes in cell functions through ligation of four distinct G protein-coupled receptors (E-prostanoid (EP)1, EP2, EP3, and EP4). Dinoprostone 0-18 prostaglandin E receptor 2 Rattus norvegicus 184-187 15210817-11 2004 Additionally, the EP2 antagonist AH-6809 abrogated the inhibitory effects of both PGE(2) and butaprost. Dinoprostone 82-88 prostaglandin E receptor 2 Rattus norvegicus 18-21