PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8218378-4 1993 scavenging by pentoxifylline (Ptx, a methylxanthine), uric acid and thymine on the OH.-induced alterations of a protein, lysozyme. methylxanthine 37-51 lysozyme Homo sapiens 121-129