# OnCo record idea-tr1-drop-non-essential-biopsies (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-tr1-drop-non-essential-biopsies/>
  a schema:CreativeWork ;
  onco:kind "idea" ;
  schema:identifier "idea-tr1-drop-non-essential-biopsies" ;
  schema:name "Drop mandatory fresh biopsies where blood or archival tissue would do"@en ;
  schema:description "Trials often require a fresh tumour biopsy just to enter, even when the sample is only for research. Classifying each biopsy as essential or research-only, making the latter optional and allowing blood tests or archived tissue for eligibility markers, would remove a painful hurdle that drives refusals."@en ;
  schema:url <https://onco.cc/ideas/idea-tr1-drop-non-essential-biopsies/> ;
  schema:dateModified "2026-09-08"^^xsd:date ;
  schema:citation <https://doi.org/10.1093/jnci/djy221> ;
  onco:technologies <https://onco.cc/technologies/liquid-biopsy/>, <https://onco.cc/technologies/cgp/> ;
  onco:companies <https://onco.cc/companies/guardant-health/>, <https://onco.cc/companies/foundation-medicine/> ;
  onco:terms <https://onco.cc/terms/ctdna/> ;
  onco:bottlenecks <https://onco.cc/bottlenecks/b-trial-enrolment/>, <https://onco.cc/bottlenecks/b-toxicity-qol/> .