# OnCo record impassion031 (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/impassion031/>
  a schema:MedicalTrial ;
  onco:kind "trial" ;
  schema:identifier "impassion031", "NCT03197935" ;
  schema:name "IMpassion031"@en ;
  schema:description "IMpassion031 showed that adding the immune drug atezolizumab to chemotherapy before surgery for early triple-negative breast cancer raised the share of women whose tumour had disappeared at surgery from 41 to 58 percent, whatever their PD-L1 status."@en ;
  schema:url <https://onco.cc/trials/impassion031/> ;
  schema:dateModified "2026-09-17"^^xsd:date ;
  schema:citation <https://clinicaltrials.gov/study/NCT03197935>, <https://doi.org/10.1016/S0140-6736(20)31953-X> ;
  onco:status "positive" ;
  onco:phase "3" ;
  onco:cancers <https://onco.cc/cancers/tnbc/>, <https://onco.cc/cancers/tnbc-early/> ;
  onco:technologies <https://onco.cc/technologies/checkpoint-inhibitor/> ;
  onco:targets <https://onco.cc/targets/pdl1/> ;
  onco:drugs <https://onco.cc/drugs/atezolizumab/>, <https://onco.cc/drugs/paclitaxel/>, <https://onco.cc/drugs/doxorubicin/>, <https://onco.cc/drugs/cyclophosphamide/> ;
  onco:terms <https://onco.cc/terms/pcr/> ;
  onco:people <https://onco.cc/people/elizabeth-mittendorf/> .