PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11738154-2 2001 The aim of the study was to test how extracellular levels of myeloperoxidase (MPO; a granulocyte enzyme playing role in free radical production) change by age and what effect this change has on the production of the free radical superoxide anion by neutrophils. Free Radicals 120-132 myeloperoxidase Homo sapiens 61-76 11738154-2 2001 The aim of the study was to test how extracellular levels of myeloperoxidase (MPO; a granulocyte enzyme playing role in free radical production) change by age and what effect this change has on the production of the free radical superoxide anion by neutrophils. Free Radicals 120-132 myeloperoxidase Homo sapiens 78-81