2023
Biomarkers predicting response to 5 immunotherapy arms in the neoadjuvant I-SPY2 trial for early-stage breast cancer (BC): Evaluation of immune subtyping in the response predictive subtypes (RPS).
Wolf D, Yau C, Campbell M, Glas A, Mittempergher L, Kuilman M, Barcaru A, Brown Swigart L, Nanda R, Chien A, Pusztai L, Stringer-Reasor E, Shatsky R, Isaacs C, Perlmutter J, DeMichele A, Yee D, Esserman L, van 't Veer L. Biomarkers predicting response to 5 immunotherapy arms in the neoadjuvant I-SPY2 trial for early-stage breast cancer (BC): Evaluation of immune subtyping in the response predictive subtypes (RPS). Journal Of Clinical Oncology 2023, 41: 102-102. DOI: 10.1200/jco.2023.41.16_suppl.102.Peer-Reviewed Original ResearchPCR rateBreast cancerImmune markersSerious immune-related adverse eventsImmune-related adverse eventsHER2-negative breast cancerEarly-stage breast cancerI-SPY2 trialLower mast cellTumor immune signatureChemokines/cytokinesSingle-sample classifierImmune subtypingImmunotherapy armI-SPY2Therapy armAdverse eventsReceptor statusControl armDrug classesMast cellsLogistic regressionBenjamini-Hochberg methodHR subsetTumor cells
2021
Diverse immune response of DNA damage repair-deficient tumors
Qing T, Jun T, Lindblad KE, Lujambio A, Marczyk M, Pusztai L, Huang KL. Diverse immune response of DNA damage repair-deficient tumors. Cell Reports Medicine 2021, 2: 100276. PMID: 34095878, PMCID: PMC8149377, DOI: 10.1016/j.xcrm.2021.100276.Peer-Reviewed Original ResearchConceptsCancer typesDDR-deficient tumorsImmune checkpoint inhibitorsHigh neoantigen loadDifferent immune phenotypesDiverse immune responsesAdaptive immune markersRepair-deficient tumorsDDR deficiencyCheckpoint inhibitorsImmunotherapy outcomesDNA damage repair deficiencyImmune infiltratesImmune markersNeoantigen loadSurvival outcomesImmune phenotypeTumor neoantigensImmune responseAnimal modelsGenomic biomarkersGermline mutationsPathway mutationsTumorsRepair deficiency
2017
Effect of neoadjuvant chemotherapy on tumor-infiltrating lymphocytes and PD-L1 expression in breast cancer and its clinical significance
Pelekanou V, Carvajal-Hausdorf DE, Altan M, Wasserman B, Carvajal-Hausdorf C, Wimberly H, Brown J, Lannin D, Pusztai L, Rimm DL. Effect of neoadjuvant chemotherapy on tumor-infiltrating lymphocytes and PD-L1 expression in breast cancer and its clinical significance. Breast Cancer Research 2017, 19: 91. PMID: 28784153, PMCID: PMC5547502, DOI: 10.1186/s13058-017-0884-8.Peer-Reviewed Original ResearchConceptsStromal tumor-infiltrating lymphocytesPD-L1 expressionTumor-infiltrating lymphocytesRecurrence-free survivalNeoadjuvant chemotherapyResidual cancer tissueTIL countBreast cancerCancer tissuesDeath ligand 1 (PD-L1) protein expressionNode-positive breast cancerImproved recurrence-free survivalPD-L1 protein expressionHigher TIL countsPD-L1 statusProtein expressionBreast cancer patientsBreast cancer tissuesPost-treatment samplesPrechemotherapy samplesTIL infiltrationResidual cancerImmune markersResidual diseasePatient cohort
2015
The Influence of Host Factors on the Prognosis of Breast Cancer: Stroma and Immune Cell Components as Cancer Biomarkers.
Karn T, Pusztai L, Rody A, Holtrich U, Becker S. The Influence of Host Factors on the Prognosis of Breast Cancer: Stroma and Immune Cell Components as Cancer Biomarkers. Current Cancer Drug Targets 2015, 15: 652-64. PMID: 26452382, DOI: 10.2174/156800961508151001101209.Peer-Reviewed Original ResearchConceptsBreast cancerPredictive markerImmune cellsStromal componentsHER2-positive breast cancerHigh lymphocytic infiltrationPositive breast cancerHER2-positive cancersImmune cell componentsNovel therapeutic optionsType breast cancerBreast cancer subtypesHost immunological responseImmunotherapeutic regimensClinical courseImmune markersLymphocytic infiltrationPositive cancersTherapeutic optionsInflammatory cellsClinical subtypingImmunological parametersClinical trialsImmune parametersImmunological response