PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10569638-4 1999 The results showed that myeloperoxidase-catalyzed redox cycling of phenol in HL-60 cells led to intracellular formation of glutathionyl radicals detected as GS-DMPO nitrone. glutathionyl radicals 123-144 myeloperoxidase Homo sapiens 24-39