# OnCo record pathfinder (trial). 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/trials/pathfinder/>
  a schema:MedicalTrial ;
  onco:kind "trial" ;
  schema:identifier "pathfinder", "NCT04241796" ;
  schema:name "PATHFINDER (first prospective study of the Galleri test)"@en ;
  schema:alternateName "PATHFINDER"@en, "GRAIL-007"@en, "PATHFINDER 1"@en ;
  schema:description "The first study to return Galleri results to people without symptoms and follow what happened next; its results appeared in The Lancet in 2023."@en ;
  schema:url <https://onco.cc/trials/pathfinder/> ;
  schema:dateModified "2026-10-29"^^xsd:date ;
  schema:citation <https://clinicaltrials.gov/study/NCT04241796> ;
  onco:status "completed" ;
  onco:phase "not-applicable" ;
  schema:startDate "2019-12-12" ;
  onco:related <https://onco.cc/trials/pathfinder-2/> ;
  onco:sections <https://onco.cc/fronts/early-detection/> ;
  onco:technologies <https://onco.cc/technologies/mced/>, <https://onco.cc/technologies/liquid-biopsy/> ;
  onco:drugs <https://onco.cc/drugs/galleri/> ;
  onco:companies <https://onco.cc/companies/grail/> ;
  onco:keyPapers <https://onco.cc/key-papers/paper-pathfinder-lancet-2023/>, <https://onco.cc/key-papers/paper-pathfinder-design-cancers-2021/> .