2023
Correlation of HER2 low status in I-SPY2 with molecular subtype, response, and survival.
Rugo H, Wolf D, Yau C, Petricoin E, Pohlmann P, Pusztai L, Symmans W, Borowsky A, Finestone S, Yee D, Hylton N, van 't Veer L, Esserman L, DeMichele A. Correlation of HER2 low status in I-SPY2 with molecular subtype, response, and survival. Journal Of Clinical Oncology 2023, 41: 514-514. DOI: 10.1200/jco.2023.41.16_suppl.514.Peer-Reviewed Original ResearchDistant recurrence-free survivalPathologic complete responseBreast cancerFisher's exact testExact testMolecular subtypesHER2-negative breast cancerHigh-risk breast cancerRisk breast cancerMetastatic breast cancerRecurrence-free survivalTN breast cancerRecurrence-free survival dataCox proportional hazardsHER2 gene amplificationI-SPY2TN diseaseFree survivalOverall survivalComplete responseHazard ratioTrastuzumab deruxtecanEndocrine sensitivityT-DXdTreatment armsMammaPrint Index as a predictive biomarker for neoadjuvant chemotherapy response and outcome in patients with HR+HER2- breast cancer in NBRST.
Beitsch P, Pellicane J, Pusztai L, Baron P, Cobain E, Murray M, Ashikari A, Kelemen P, Mislowsky A, Barone J, Cowan K, Layeequr Rahman R, Dooley W, Menicucci A, Finn C, Audeh M, Whitworth P. MammaPrint Index as a predictive biomarker for neoadjuvant chemotherapy response and outcome in patients with HR+HER2- breast cancer in NBRST. Journal Of Clinical Oncology 2023, 41: 521-521. DOI: 10.1200/jco.2023.41.16_suppl.521.Peer-Reviewed Original ResearchDistant metastasis-free survivalPathological complete responseNeoadjuvant chemotherapyHigh riskGrade 3 tumorsLymph node statusObservational prospective studyHigh-risk tumorsKaplan-Meier analysisStage breast cancerLog-rank testPrediction of chemosensitivityESBC patientsMammaPrint testSYMPHONY trialsFree survivalNeoadjuvant therapyClinicopathologic subtypesComplete responseDistant metastasisImmune therapyMeier analysisRisk tumorsNode statusProspective study
2022
Prediction of pathologic complete response to neoadjuvant chemotherapy in breast cancer (SWOG S0800) using image analysis-based tumor infiltrating lymphocyte measurements.
Blenman K, Fanucci K, Bai Y, Pelekanou V, Nahleh Z, Shafi S, Burela S, Barlow W, Sharma P, Thompson A, Godwin A, Rimm D, Hortobagyi G, Pusztai L. Prediction of pathologic complete response to neoadjuvant chemotherapy in breast cancer (SWOG S0800) using image analysis-based tumor infiltrating lymphocyte measurements. Journal Of Clinical Oncology 2022, 40: 594-594. DOI: 10.1200/jco.2022.40.16_suppl.594.Peer-Reviewed Original ResearchPathologic complete responseBreast cancerNeoadjuvant chemotherapyComplete responseTIL scoreResidual diseaseResponse predictive markersBetter EFSBevacizumab benefitLymphocyte measurementsTIL assessmentFree survivalPredictive markerTIL quantificationInternational guidelinesPretreatment samplesLogistic regressionCancerOutcome discriminationChemotherapyScoresContinuous scoresTumorsClinical adoptionStrong positive correlation
2017
Long-term survival of de novo stage IV human epidermal growth factor receptor 2 (HER2)-positive breast cancers treated with HER2 targeted therapy.
Wong Y, Raghavendra A, Hatzis C, Irizarry J, Vega T, Barcenas C, Chavez-Mac Gregor M, Valero V, Tripathy D, Pusztai L, Murthy R. Long-term survival of de novo stage IV human epidermal growth factor receptor 2 (HER2)-positive breast cancers treated with HER2 targeted therapy. Journal Of Clinical Oncology 2017, 35: 1021-1021. DOI: 10.1200/jco.2017.35.15_suppl.1021.Peer-Reviewed Original ResearchProgression-free survivalLonger progression-free survivalPositive breast cancerHER2-positive cancersMedian OSNED patientsOS ratesFree survivalOverall survivalPositive cancersBreast cancerDe novo stage IV diseaseHuman epidermal growth factor receptor 2HER2-positive breast cancerEpidermal growth factor receptor 2MD Anderson Cancer CenterStage IV diseaseAggressive multimodality therapyEvidence of diseaseFirst-line therapyGrowth factor receptor 2Year of diagnosisEarly-stage patientsAnderson Cancer CenterLong-term survival
2012
A dendritic metagene that predicts prognosis and endocrine resistance in breast cancer.
Giampaolo B, Pusztai L, Qi Y, Iwamoto T, Kelly C, Zambetti M, Symmans W, Gianni L. A dendritic metagene that predicts prognosis and endocrine resistance in breast cancer. Journal Of Clinical Oncology 2012, 30: 545-545. DOI: 10.1200/jco.2012.30.15_suppl.545.Peer-Reviewed Original ResearchHazard ratioEndocrine resistanceBreast cancerNeoadjuvant endocrine therapyProliferative breast cancersAdjuvant tamoxifenEndocrine therapyDistant relapseFree survivalUntreated patientsBetter prognosisDendritic cellsEarly relapseOncotype DXPoor prognosisClinical variablesPoor responseUntreated tumorsLower riskMetagene signaturePredictive valueMultivariate analysisTumorsRelapsePrognosisCentromere protein-A, an essential centromere protein, is a prognostic marker for relapse in estrogen receptor-positive breast cancer
McGovern SL, Qi Y, Pusztai L, Symmans WF, Buchholz TA. Centromere protein-A, an essential centromere protein, is a prognostic marker for relapse in estrogen receptor-positive breast cancer. Breast Cancer Research 2012, 14: r72. PMID: 22559056, PMCID: PMC3446334, DOI: 10.1186/bcr3181.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Agents, HormonalAutoantigensBiomarkers, TumorBreast NeoplasmsCentromere Protein ACentromere Protein BChromosomal Proteins, Non-HistoneDisease-Free SurvivalFemaleGene Expression Regulation, NeoplasticHumansKi-67 AntigenMiddle AgedNeoadjuvant TherapyNeoplasm Recurrence, LocalReceptors, EstrogenRNA, MessengerTamoxifenConceptsER-positive diseaseDistant relapse-free survivalSystemic therapyER-negative tumorsIndependent prognostic markerNeoadjuvant chemotherapyPrognostic markerBreast cancerChemotherapy responseKi-67Estrogen receptor-positive breast cancerReceptor-positive breast cancerER-positive breast cancerSignificant independent prognostic markerER-positive tumorsRelapse-free survivalBreast cancer patientsHigh-grade cancerSignificant independent predictorsKi-67 expressionFree survivalHazard ratioIndependent predictorsPrognostic factorsNegative tumors
2011
Distinct p53 Gene Signatures Are Needed to Predict Prognosis and Response to Chemotherapy in ER-Positive and ER-Negative Breast Cancers
Coutant C, Rouzier R, Qi Y, Lehmann-Che J, Bianchini G, Iwamoto T, Hortobagyi GN, Symmans WF, Uzan S, Andre F, de Thé H, Pusztai L. Distinct p53 Gene Signatures Are Needed to Predict Prognosis and Response to Chemotherapy in ER-Positive and ER-Negative Breast Cancers. Clinical Cancer Research 2011, 17: 2591-2601. PMID: 21248301, DOI: 10.1158/1078-0432.ccr-10-1045.Peer-Reviewed Original ResearchConceptsER- cancersPredictive valueBreast cancerP53 signatureWorse distant metastasis-free survivalDistant metastasis-free survivalER-negative breast cancerAdjuvant tamoxifen therapyDifferent molecular subsetsMetastasis-free survivalDifferent prognostic valueNegative breast cancerHigher chemotherapy sensitivityTamoxifen therapyFree survivalBetter prognosisER-positivePoor prognosisPrognostic valuePrognostic markerMolecular subsetsChemotherapy sensitivityMutation statusP53 mutationsMultivariate analysis
2009
The Molecular Anatomy of Breast Cancer Stroma; Independent Prognostic Role in ER-Positive and ER-Negative Cancers.
Bianchini G, Bianchini G, Alvarez R, Qi Y, Hatzis C, Iwamoto T, Shiang C, Coutant C, Hortobagyi G, Symmans W, Pusztai L. The Molecular Anatomy of Breast Cancer Stroma; Independent Prognostic Role in ER-Positive and ER-Negative Cancers. Cancer Research 2009, 69: 105-105. DOI: 10.1158/0008-5472.sabcs-09-105.Peer-Reviewed Original ResearchDistant metastasis-free survivalCore needle biopsyFine-needle aspirationER- cancersPrognostic valueCancer cell linesER- tumorsB cells/plasma cellsStromal signaturesStromal genesBreast cancer stromaConsistent prognostic valueER- breast cancer cell linesReproducible prognostic markerTamoxifen-treated patientsIndependent prognostic roleER-negative cancersMetastasis-free survivalStromal gene signatureBreast cancer cell linesVariable prognostic valueCell linesFree survivalPreoperative chemotherapyUntreated patientsSecreted Frizzled Receptor Protein 1 (sFRP-1) as Both a Potential Novel Biomarker of Triple Negative Breast Cancer (TNBC), and Its Sensitivity Against Taxane/Anthracycline Containing Neoadjuvant Chemotherapy.
Liedtke C, Ruckert C, Goette M, von Wahlde M, Kiesel L, Symmans W, Pusztai L. Secreted Frizzled Receptor Protein 1 (sFRP-1) as Both a Potential Novel Biomarker of Triple Negative Breast Cancer (TNBC), and Its Sensitivity Against Taxane/Anthracycline Containing Neoadjuvant Chemotherapy. Cancer Research 2009, 69: 4047-4047. DOI: 10.1158/0008-5472.sabcs-09-4047.Peer-Reviewed Original ResearchTriple-negative breast cancerRelapse-free survivalNegative breast cancerNeoadjuvant chemotherapyBreast cancerKi67 expressionTriple-negative breast cancer (TNBC) phenotypeNovel markerProtein 1Breast cancer phenotypeExpression of Ki67Breast cancer subtypesSFRP-1Breast cancer cell linesMDA-MB-468 breast cancer cell linePotential novel biomarkersCell linesSFRP-1 expressionNegative cell linesAnthracycline chemotherapyCancer cell linesFree survivalSystemic therapyUnfavorable prognosisNovel biomarkersClinical Subtype-Derived p53 Gene Signature Is Predictive of Prognosis and Response to Chemotherapy in ER-Positive but Not in ER-Negative Breast Cancers.
Pusztai L, Rouzier R, Qi Y, Lehmann-Che J, Bianchini G, Iwamoto T, Symmans W, Andre F, de The H, Coutant C, Coutant C. Clinical Subtype-Derived p53 Gene Signature Is Predictive of Prognosis and Response to Chemotherapy in ER-Positive but Not in ER-Negative Breast Cancers. Cancer Research 2009, 69: 6122-6122. DOI: 10.1158/0008-5472.sabcs-09-6122.Peer-Reviewed Original ResearchDistant metastasis-free survivalP53 signatureBreast cancerER- cancersPredictive valueWorse distant metastasis-free survivalSystemic adjuvant therapyER- breast cancerMetastasis-free survivalNegative breast cancerDifferent molecular subtypesP53 functional statusP53 gene mutationsGene expression-based predictorsP53 mutation statusAdjuvant tamoxifenAdjuvant therapyFree survivalBackgroundBreast cancerFunctional statusMolecular subtypesIndependent cohortNeoplastic diseaseChemotherapy sensitivityMutation status