PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32090335-6 2020 A total of 50 nanokatal (nkat) free porcine DAO, which equaled the amount of enzyme isolated from around 100 g pig kidney, were necessary for the in vitro reduction of around 90% of the histamine. Histamine 186-195 D-amino acid oxidase Sus scrofa 44-47