PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2155024-10 1990 With 5-aminosalicylic acid present, however, the myeloperoxidase activity remained at a much higher level, namely about 150 s-1 per haem during the time interval from 100 ms to 5 s after mixing. Mesalamine 5-26 myeloperoxidase Homo sapiens 49-64 2155024-13 1990 In the presence of 5-aminosalicylic acid during the time interval in which the myeloperoxidase activity remained constant, a Km for H2O2 at pH 7.2 was determined of about 30 microM at 200 mM chloride. Mesalamine 19-40 myeloperoxidase Homo sapiens 79-94