estrone http://id.loc.gov/authorities/subjects/sh85045016 http://purl.bioontology.org/ontology/MEDDRA/10063281 http://purl.bioontology.org/ontology/MESH/D004970 http://purl.bioontology.org/ontology/RXNORM/4103 http://purl.bioontology.org/ontology/SNOMEDCT/51775003 http://purl.obolibrary.org/obo/CHEBI_17263 http://purl.obolibrary.org/obo/NCIT_C2294 https://en.wikipedia.org/wiki/Estrone https://en.wikipedia.org/wiki/Estrone_(medication) https://www.wikidata.org/wiki/Q414986 https://www.wikidata.org/wiki/Q55611080 A 17-oxo steroid that is estra-1,3,5(10)-triene substituted by an hydroxy group at position 3 and an oxo group at position 17. G03CA07 E1 One of three naturally occurring estrogens synthesized from androstenedione in the adrenal glands and peripheral tissues by aromatization and is the primary estrogen produced after menopause. oestrone 17-oxo steroid 3-hydroxy steroid The Complete Dictionary of Sexology