PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9529499-9 1998 Both continuous metronidazole and aztreonam reduced lung MPO concentration (P < 0.05) and TNF-alpha and IL-1 beta mRNA expression (P < 0.05) compared with those in saline controls. Aztreonam 34-43 myeloperoxidase Mus musculus 57-60