PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12581384-0 2003 The up-regulation of cyclooxygenase-2 expression in human buccal mucosal fibroblasts by arecoline: a possible role in the pathogenesis of oral submucous fibrosis. Arecoline 88-97 prostaglandin-endoperoxide synthase 2 Homo sapiens 21-37