PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14652001-5 2003 The PDE5 inhibitor, sildenafil (10nM), reversed diabetes-induced endothelial dysfunction in HCC, but not in HPRA. Sildenafil Citrate 20-30 phosphodiesterase 5A Homo sapiens 4-8