# OnCo record idea-tr2-ctdna-reference-plasma (idea). 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/ideas/idea-tr2-ctdna-reference-plasma/>
  a schema:CreativeWork ;
  onco:kind "idea" ;
  schema:identifier "idea-tr2-ctdna-reference-plasma" ;
  schema:name "Certified reference samples to benchmark every tumour-DNA blood test"@en ;
  schema:description "Dozens of companies sell blood tests for tumour DNA and they report different results on the same sample. Government-issued reference samples with known amounts of tumour DNA would expose the differences."@en ;
  schema:url <https://onco.cc/ideas/idea-tr2-ctdna-reference-plasma/> ;
  schema:dateModified "2026-09-08"^^xsd:date ;
  schema:citation <https://www.fda.gov/science-research/bioinformatics-tools/> ;
  onco:related <https://onco.cc/companies/guardant-health/>, <https://onco.cc/companies/natera/>, <https://onco.cc/ideas/idea-tr2-liquid-biopsy-challenge/> ;
  onco:technologies <https://onco.cc/technologies/liquid-biopsy/>, <https://onco.cc/technologies/mrd-testing/> ;
  onco:terms <https://onco.cc/terms/ctdna/>, <https://onco.cc/terms/vaf/>, <https://onco.cc/terms/mrd/> ;
  onco:bottlenecks <https://onco.cc/bottlenecks/b-biomarker-validation/> .