{"id":"S85001506","label":"Affinity chromatography","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85001506","normalized_label":"affinity chromatography","broader":["http://id.loc.gov/authorities/subjects/sh85025334"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85001506","provider":"lcsh","revision":"ccf53d2af002665a","taxonomy_revision":"f050b5d4780b1289","title":"Affinity chromatography","url":"/topics/S85001506","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9511747548541748736","address_version":"morton4x16-v1","coordinates":[0,20,17428,34816],"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}