PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12673348-9 2003 Generation of nitric oxide by iNOS was significantly increased by SnPPIX but strongly decreased by ZnPPIX. zinc protoporphyrin 99-105 nitric oxide synthase 2, inducible Mus musculus 30-34