{"id":"S85057532","label":"Growth factors","description":"Here are entered works on a group of polypeptides that control cellular responses such as cell multiplication by mechanisms analogous to classical endocrine hormones.","source_url":"https://id.loc.gov/authorities/subjects/sh85057532","normalized_label":"growth factors","broader":["http://id.loc.gov/authorities/subjects/sh85035236","http://id.loc.gov/authorities/subjects/sh85099692"],"aliases":["Cell growth factors","Cellular growth factors","Growth peptides","Growth promoting substances","Growth substances","Peptide growth factors","Peptide regulatory factors","Polypeptide growth factors"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85057532","provider":"lcsh","revision":"f76775ea76c759b1","taxonomy_revision":"f050b5d4780b1289","title":"Growth factors","url":"/topics/S85057532","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10126348452318561860","address_version":"morton4x16-v1","coordinates":[0,20,18303,61440],"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}