PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7266074-6 1981 While pyruvate kinase and those mitochondrial enzymes lying between citrate formation and isocitrate oxidation (citrate synthase, NADP+-and NAD+-isocitrate dehydrogenases) decline to some degree, mitochondrial succinate dehydrogenase and NAD+-malate dehydrogenase activities increase over the same period. isocitric acid 90-100 citrate synthase Rattus norvegicus 112-128