# OnCo record pr-status (biomarker). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/biomarkers/pr-status/>
  a schema:MedicalTest ;
  onco:kind "biomarker" ;
  schema:identifier "pr-status" ;
  schema:name "PR status (progesterone receptor by IHC)"@en ;
  schema:alternateName "PR status"@en, "PR-positive"@en, "PR positive"@en, "PR+"@en, "PgR"@en, "progesterone receptor status"@en, "PR-negative"@en, "PR >= 1%"@en ;
  schema:description "PR status is read the same way as ER: 1 percent or more of nuclei staining is positive. It is measured alongside ER, adds to prognosis, and a tumour positive for either receptor counts as hormone-receptor-positive."@en ;
  schema:url <https://onco.cc/biomarkers/pr-status/> ;
  schema:dateModified "2026-09-23"^^xsd:date ;
  schema:citation <https://doi.org/10.1200/JCO.19.02309> ;
  onco:tag "biomarker", "hormone-receptor" ;
  onco:related <https://onco.cc/biomarkers/er-status/>, <https://onco.cc/biomarkers/ki-67-index/> ;
  onco:cancers <https://onco.cc/cancers/breast-hr-positive/>, <https://onco.cc/cancers/breast-cancer/>, <https://onco.cc/cancers/endometrial/> ;
  onco:drugs <https://onco.cc/drugs/tamoxifen/>, <https://onco.cc/drugs/letrozole/>, <https://onco.cc/drugs/fulvestrant/>, <https://onco.cc/drugs/palbociclib/> ;
  onco:terms <https://onco.cc/terms/hormone-receptor-status/>, <https://onco.cc/terms/ihc/> .