# OnCo record checkmate-649 (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/checkmate-649/>
  a schema:MedicalTrial ;
  onco:kind "trial" ;
  schema:identifier "checkmate-649", "NCT02872116" ;
  schema:name "CheckMate 649"@en ;
  schema:description "The trial that added immunotherapy to first-line stomach cancer chemotherapy; at five years, 16% of patients with PD-L1-rich tumours were alive versus 6%."@en ;
  schema:url <https://onco.cc/trials/checkmate-649/> ;
  schema:dateModified "2026-09-07"^^xsd:date ;
  schema:citation <https://clinicaltrials.gov/study/NCT02872116>, <https://www.annalsofoncology.org/article/S0923-7534(26)00059-1/fulltext> ;
  onco:status "positive" ;
  onco:phase "3" ;
  schema:startDate "2016-10-12" ;
  onco:cancers <https://onco.cc/cancers/gastric/>, <https://onco.cc/cancers/gastric-pdl1-high/>, <https://onco.cc/cancers/gastric-msi-high/>, <https://onco.cc/cancers/esophageal/> ;
  onco:technologies <https://onco.cc/technologies/checkpoint-inhibitor/> ;
  onco:targets <https://onco.cc/targets/pd1/>, <https://onco.cc/targets/pdl1/> ;
  onco:drugs <https://onco.cc/drugs/nivolumab/>, <https://onco.cc/drugs/capox/>, <https://onco.cc/drugs/folfox/> ;
  onco:terms <https://onco.cc/terms/cps/> ;
  onco:people <https://onco.cc/people/kang-won-ki/>, <https://onco.cc/people/jaffer-ajani/>, <https://onco.cc/people/yelena-janjigian/> .