2023
Immunological and clinicopathological features predict HER2-positive breast cancer prognosis in the neoadjuvant NeoALTTO and CALGB 40601 randomized trials
Rediti M, Fernandez-Martinez A, Venet D, Rothé F, Hoadley K, Parker J, Singh B, Campbell J, Ballman K, Hillman D, Winer E, El-Abed S, Piccart M, Di Cosimo S, Symmans W, Krop I, Salgado R, Loi S, Pusztai L, Perou C, Carey L, Sotiriou C. Immunological and clinicopathological features predict HER2-positive breast cancer prognosis in the neoadjuvant NeoALTTO and CALGB 40601 randomized trials. Nature Communications 2023, 14: 7053. PMID: 37923752, PMCID: PMC10624889, DOI: 10.1038/s41467-023-42635-2.Peer-Reviewed Original ResearchConceptsEvent-free survivalHER2-positive breast cancerPathological complete responseCALGB 40601Breast cancerBreast pathological complete responseStromal tumor-infiltrating lymphocytesHormone receptor statusPhase III trialsClinical nodal statusIndependent prognostic factorTumor-infiltrating lymphocytesIdentification of patientsBreast cancer prognosisT cell receptorNeoadjuvant paclitaxelNeoadjuvant therapyIII trialsNodal statusComplete responsePrognostic factorsPrognostic scoreReceptor statusClinicopathological featuresResidual disease
2022
Six-year absolute invasive disease-free survival benefit of adding adjuvant pertuzumab to trastuzumab and chemotherapy for patients with early HER2-positive breast cancer: A Subpopulation Treatment Effect Pattern Plot (STEPP) analysis of the APHINITY (BIG 4-11) trial
Gelber RD, Wang XV, Cole BF, Cameron D, Cardoso F, Tjan-Heijnen V, Krop I, Loi S, Salgado R, Kiermaier A, Frank E, Fumagalli D, Caballero C, de Azambuja E, Procter M, Clark E, Restuccia E, Heeson S, Bines J, Loibl S, Piccart-Gebhart M, Committee and Investigators A. Six-year absolute invasive disease-free survival benefit of adding adjuvant pertuzumab to trastuzumab and chemotherapy for patients with early HER2-positive breast cancer: A Subpopulation Treatment Effect Pattern Plot (STEPP) analysis of the APHINITY (BIG 4-11) trial. European Journal Of Cancer 2022, 166: 219-228. PMID: 35313167, DOI: 10.1016/j.ejca.2022.01.031.Peer-Reviewed Original ResearchConceptsSubpopulation treatment effect pattern plotInvasive disease-free survivalComposite risk scoreAdjuvant pertuzumabAPHINITY trialTIL percentageBreast cancerRisk scoreSubpopulation treatment effect pattern plot analysisEarly HER2-positive breast cancerDisease-free survival benefitHER2-positive breast cancerTreatment effectsNode-positive cohortDisease-free survivalEarly breast cancerNodal statusSurvival benefitLymphocyte percentagePatient subpopulationsComposite riskPatientsCovariates of interestChemotherapyPertuzumab
2020
Primary analysis of KAITLIN: A phase III study of trastuzumab emtansine (T-DM1) + pertuzumab versus trastuzumab + pertuzumab + taxane, after anthracyclines as adjuvant therapy for high-risk HER2-positive early breast cancer (EBC).
Harbeck N, Im S, Barrios C, Bonnefoi H, Gralow J, Toi M, Ellis P, Gianni L, Swain S, Im Y, De Laurentiis M, Nowecki Z, Shah J, Boulet T, Liu H, Macharia H, Trask P, Song C, Winer E, Krop I. Primary analysis of KAITLIN: A phase III study of trastuzumab emtansine (T-DM1) + pertuzumab versus trastuzumab + pertuzumab + taxane, after anthracyclines as adjuvant therapy for high-risk HER2-positive early breast cancer (EBC). Journal Of Clinical Oncology 2020, 38: 500-500. DOI: 10.1200/jco.2020.38.15_suppl.500.Peer-Reviewed Original ResearchHER2-positive early breast cancerInvasive disease-free survivalEarly breast cancerPatient-reported outcomesCo-primary endpointsStandard of careT-DM1ITT populationOverall survivalAnthracycline-based chemotherapyOpen-label studyDisease-free survivalPhase III studyWeeks of surgeryHigh-risk populationChemotherapy-associated toxicityAdjuvant taxanesConcurrent trastuzumabEndocrine therapySecondary endpointsAdjuvant radiotherapyAdjuvant therapyIII studyNodal statusMore patients
2019
Genomic correlates of response to adjuvant trastuzumab (H) and pertuzumab (P) in HER2+ breast cancer (BC): Biomarker analysis of the APHINITY trial.
Krop I, Paulson J, Campbell C, Kiermaier A, Andre F, Fumagalli D, de Haas S, Salgado R, Denkert C, Loibl S, Bailey A, Lewis Phillips G, Frank E, Piccart M, Viale G, Loi S. Genomic correlates of response to adjuvant trastuzumab (H) and pertuzumab (P) in HER2+ breast cancer (BC): Biomarker analysis of the APHINITY trial. Journal Of Clinical Oncology 2019, 37: 1012-1012. DOI: 10.1200/jco.2019.37.15_suppl.1012.Peer-Reviewed Original ResearchTumor-Infiltrating LymphocytesBreast cancerBetter prognosisComprehensive biomarker analysisPhase III studyInteraction p valueCase-control designBiomarker analysisHigher mRNA expressionAnthracycline useAPHINITY trialAdjuvant trastuzumabChemotherapy typeIII studyImmune signaturesNodal statusImmune markersInfiltrating lymphocytesClinical parametersPoor prognosisPredictive biomarkersTIL analysisBetter outcomesPAM50 subtypesPrognosis