# OnCo record 1p19q-codeletion-readout (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/1p19q-codeletion-readout/>
  a schema:MedicalTest ;
  onco:kind "biomarker" ;
  schema:identifier "1p19q-codeletion-readout" ;
  schema:name "1p/19q codeletion"@en ;
  schema:alternateName "1p/19q codeletion"@en, "1p19q codeleted"@en, "1p/19q co-deletion"@en, "1p19q"@en, "whole-arm 1p/19q loss"@en, "oligodendroglioma marker"@en ;
  schema:description "Loss of one copy each of chromosome arms 1p and 19q, together with an IDH mutation, defines oligodendroglioma in the WHO 2021 classification. It predicts a slower course and a good response to chemotherapy, and separates oligodendroglioma from astrocytoma."@en ;
  schema:url <https://onco.cc/biomarkers/1p19q-codeletion-readout/> ;
  schema:dateModified "2026-09-23"^^xsd:date ;
  schema:citation <https://doi.org/10.1093/neuonc/noab106> ;
  onco:tag "biomarker", "glioma", "no-approval" ;
  onco:related <https://onco.cc/biomarkers/idh1-r132/>, <https://onco.cc/biomarkers/idh2-mutation/>, <https://onco.cc/biomarkers/mgmt-promoter-methylation/> ;
  onco:cancers <https://onco.cc/cancers/oligodendroglioma/>, <https://onco.cc/cancers/glioblastoma/>, <https://onco.cc/cancers/idh-mutant-astrocytoma/> ;
  onco:drugs <https://onco.cc/drugs/vorasidenib/>, <https://onco.cc/drugs/temozolomide/> ;
  onco:terms <https://onco.cc/terms/1p19q-codeletion/>, <https://onco.cc/terms/fish/>, <https://onco.cc/terms/cytogenetics/> .