PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3146234-2 1988 True ODC activity was determined by two methods: (a) addition of the inhibitors alpha-difluoromethylornithine (DFMO), a specific irreversible inhibitor of ODC, or aminooxyacetate (AOA), an inhibitor that blocks the decarboxylation of ornithine by mitochondrial enzymes; and (b) chromatographic analysis of the reaction products. Aminooxyacetic Acid 163-178 ornithine decarboxylase 1 Rattus norvegicus 5-8