PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10424717-6 1999 Pretreatment with H2-receptor antagonist, ranitidine produced a 15.7% reduction in the mucosal damage caused by indomethacin, 29.5% decrease in epithelial cell apoptosis and a 19.6% reduction in ET-1, while the expression of IL-4 increased by 10.8% and that of cNOS showed a 2-fold increase. Ranitidine 42-52 interleukin 4 Rattus norvegicus 225-229