{"id":"S85148765","label":"Xanthine oxidase","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85148765","normalized_label":"xanthine oxidase","broader":["http://id.loc.gov/authorities/subjects/sh85096306","http://id.loc.gov/authorities/subjects/sh85148764"],"aliases":["XO (Enzyme)","Xanthinoxidase"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85148765","provider":"lcsh","revision":"c1f88e36fc04bd13","taxonomy_revision":"f050b5d4780b1289","title":"Xanthine oxidase","url":"/topics/S85148765","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"903055305351758340","address_version":"morton4x16-v1","coordinates":[0,20,19729,29696],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}