2023
Comparing the prognostic and predictive utility of serum thymidine kinase 1 and CA 15-3 in patients with hormone receptor positive metastatic breast cancer starting first-line endocrine therapy in SWOG S0226.
Cobain E, Barlow W, Paoletti C, Bergqvist M, Williams A, Ritzen H, Mehta R, Gralow J, Hortobagyi G, Albain K, Pusztai L, Sharma P, Godwin A, Thompson A, Hayes D, Rae J. Comparing the prognostic and predictive utility of serum thymidine kinase 1 and CA 15-3 in patients with hormone receptor positive metastatic breast cancer starting first-line endocrine therapy in SWOG S0226. Journal Of Clinical Oncology 2023, 41: 1076-1076. DOI: 10.1200/jco.2023.41.16_suppl.1076.Peer-Reviewed Original ResearchProgression-free survivalMetastatic breast cancerThymidine kinase 1 activityHormone receptor-positive metastatic breast cancerPositive metastatic breast cancerOverall survivalEndocrine therapyCA 15Breast cancerCA15-3Predictors of PFSFirst-line endocrine therapySubsequent progression-free survivalWorse progression-free survivalSerum thymidine kinase 1Systemic endocrine therapyMultivariable Cox modelCox regression analysisWorse overall survivalHypothesis-generating dataCycles of treatmentTamoxifen useSystemic therapySerum levelsMultivariable analysis
2021
A Randomized Trial of Fulvestrant, Everolimus, and Anastrozole for the Front-line Treatment of Patients with Advanced Hormone Receptor–positive Breast Cancer, SWOG S1222SWOG S1222
Moore HCF, Barlow WE, Somlo G, Gralow JR, Schott AF, Hayes DF, Kuhn P, Hicks JB, Welter L, Dy PA, Yeon CH, Conlin AK, Balcueva E, Lew DL, Tripathy D, Pusztai L, Hortobagyi GN. A Randomized Trial of Fulvestrant, Everolimus, and Anastrozole for the Front-line Treatment of Patients with Advanced Hormone Receptor–positive Breast Cancer, SWOG S1222SWOG S1222. Clinical Cancer Research 2021, 28: 611-617. PMID: 34844978, PMCID: PMC9782801, DOI: 10.1158/1078-0432.ccr-21-3131.Peer-Reviewed Original ResearchConceptsProgression-free survivalHER2-negative breast cancerFirst-line treatmentBreast cancerAdvanced hormone receptor-positive breast cancerAdvanced hormone-sensitive breast cancerHER2-negative advanced breast cancerHormone receptor-positive breast cancerHormone-sensitive breast cancerRandomized placebo-controlled trialReceptor-positive breast cancerCombination endocrine therapyMetastatic hormone receptorPlacebo-controlled trialAdvanced breast cancerMainstay of treatmentFront-line treatmentBaseline CTCsEndocrine therapyEndocrine treatmentPostmenopausal womenMetastatic diseaseOverall survivalPrognostic impactSystemic therapy
2019
Changing frameworks in treatment sequencing of triple-negative and HER2-positive, early-stage breast cancers
Pusztai L, Foldi J, Dhawan A, DiGiovanna MP, Mamounas EP. Changing frameworks in treatment sequencing of triple-negative and HER2-positive, early-stage breast cancers. The Lancet Oncology 2019, 20: e390-e396. PMID: 31267973, DOI: 10.1016/s1470-2045(19)30158-5.Commentaries, Editorials and LettersConceptsEarly-stage breast cancerHER2-positive breast cancerBreast cancerClinical trialsNeoadjuvant chemotherapyEstrogen receptor-negative breast cancerImproved disease-free survivalReceptor-negative breast cancerParticular chemotherapy regimenResidual invasive cancerNeoadjuvant systemic therapyDisease-free survivalImportant clinical trialsAdo-trastuzumab emtansineNegative breast cancerAdjuvant settingKATHERINE trialOperable diseasePostoperative capecitabineChemotherapy regimenMetastatic diseaseSystemic therapyResidual diseaseInvasive cancerTreatment sequencing
2013
Proliferation and estrogen signaling can distinguish patients at risk for early versus late relapse among estrogen receptor positive breast cancers
Bianchini G, Pusztai L, Karn T, Iwamoto T, Rody A, Kelly C, Müller V, Schmidt M, Qi Y, Holtrich U, Becker S, Santarpia L, Fasolo A, Del Conte G, Zambetti M, Sotiriou C, Haibe-Kains B, Symmans WF, Gianni L. Proliferation and estrogen signaling can distinguish patients at risk for early versus late relapse among estrogen receptor positive breast cancers. Breast Cancer Research 2013, 15: r86. PMID: 24060333, PMCID: PMC3978752, DOI: 10.1186/bcr3481.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Agents, HormonalBiomarkers, TumorBreast NeoplasmsCell ProliferationChemoradiotherapy, AdjuvantEstrogensFemaleFollow-Up StudiesGene Expression ProfilingGene Expression Regulation, NeoplasticHumansMiddle AgedMitosisNeoplasm GradingNeoplasm MetastasisNeoplasm Recurrence, LocalNeoplasm StagingPrognosisReceptors, EstrogenRiskSignal TransductionTamoxifenConceptsNode-negative tumorsLate relapseNeoadjuvant letrozoleEndocrine therapyEarly relapseNegative tumorsBreast cancerEstrogen receptor-positive breast cancerProliferation markersReceptor-positive breast cancerER-positive breast cancerAdjuvant endocrine therapyAffymetrix gene expression profilesExtended endocrine therapyTamoxifen-treated patientsER-positive patientsGenomic grade indexPositive breast cancerRisk of recurrenceRisk of relapseEstrogen receptor activitySmall independent cohortEstrogen-related genesAdjuvant tamoxifenSystemic therapyThe prognostic impact of age in patients with triple-negative breast cancer
Liedtke C, Hess KR, Karn T, Rody A, Kiesel L, Hortobagyi GN, Pusztai L, Gonzalez-Angulo AM. The prognostic impact of age in patients with triple-negative breast cancer. Breast Cancer Research And Treatment 2013, 138: 591-599. PMID: 23460246, DOI: 10.1007/s10549-013-2461-x.Peer-Reviewed Original ResearchConceptsTriple-negative breast cancerOverall survivalPrognostic impactTumor gradeBreast cancerPrimary triple-negative breast cancerMultivariate analysisSignificant independent prognostic variablesAggressive systemic therapyIndependent prognostic variablesPatients 31Median DFSClinical characteristicsEffect of ageSystemic therapyYounger patientsNodal stageTumor sizePathological parametersPoor survivalPrognostic variablesPatientsAge groupsAgeCancerUSP-11 as a Predictive and Prognostic Factor Following Neoadjuvant Therapy in Women With Breast Cancer
Bayraktar S, Barrera A, Liu D, Pusztai L, Litton J, Valero V, Hunt K, Hortobagyi GN, Wu Y, Symmans F, Arun B. USP-11 as a Predictive and Prognostic Factor Following Neoadjuvant Therapy in Women With Breast Cancer. The Cancer Journal 2013, 19: 10-17. PMID: 23337751, PMCID: PMC3568679, DOI: 10.1097/ppo.0b013e3182801b3a.Peer-Reviewed Original ResearchConceptsNeoadjuvant systemic therapyPathological complete responseBreast cancerKaplan-Meier product-limit methodBetter survival outcomesDisease-free survivalOverall survival rateRisk of recurrenceProduct-limit methodLogistic regression modelsNeoadjuvant therapyComplete responsePrognostic factorsSystemic therapyDisease recurrencePrognostic relevanceSurvival outcomesHigh riskPatientsSurvival rateTumorsCancerRecurrencePolymerase inhibitionUbiquitin-specific protease family
2012
Gene Expression, Molecular Class Changes, and Pathway Analysis after Neoadjuvant Systemic Therapy for Breast Cancer
Gonzalez-Angulo AM, Iwamoto T, Liu S, Chen H, Do KA, Hortobagyi GN, Mills GB, Meric-Bernstam F, Symmans WF, Pusztai L. Gene Expression, Molecular Class Changes, and Pathway Analysis after Neoadjuvant Systemic Therapy for Breast Cancer. Clinical Cancer Research 2012, 18: 1109-1119. PMID: 22235097, PMCID: PMC3288822, DOI: 10.1158/1078-0432.ccr-11-2762.Peer-Reviewed Original ResearchConceptsResidual cancerBreast cancerAdjuvant treatment strategiesNeoadjuvant systemic therapyLike breast cancerBasal-like cancersSmall G proteinsCalmodulin-dependent protein kinase IICancer stem cell signaturesEnergy metabolismFine-needle aspiration specimensGene expression differencesEpithelial-mesenchymal transitionSonic hedgehog (Shh) signalingNeedle aspiration specimensProtein kinase IIImmune-related pathwaysNew therapeutic insightsGene expression dataStem cell signatureSonic hedgehog pathwaySystemic therapyCentromere 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
Recommendations from an International Consensus Conference on the Current Status and Future of Neoadjuvant Systemic Therapy in Primary Breast Cancer
Kaufmann M, von Minckwitz G, Mamounas EP, Cameron D, Carey LA, Cristofanilli M, Denkert C, Eiermann W, Gnant M, Harris JR, Karn T, Liedtke C, Mauri D, Rouzier R, Ruckhaeberle E, Semiglazov V, Symmans WF, Tutt A, Pusztai L. Recommendations from an International Consensus Conference on the Current Status and Future of Neoadjuvant Systemic Therapy in Primary Breast Cancer. Annals Of Surgical Oncology 2011, 19: 1508-1516. PMID: 22193884, DOI: 10.1245/s10434-011-2108-2.Peer-Reviewed Original ResearchConceptsNeoadjuvant systemic therapyPrimary breast cancerBreast cancerSystemic therapyBreast-conserving surgery rateLarge adjuvant trialsPathologic complete responseInflammatory breast cancerNew therapeutic regimensIntermediate end pointsInternational Consensus ConferenceClinical research groupAdjuvant trialsNew regimensPathologic responseComplete responseSurgery ratesTherapeutic regimensConsensus conferenceEnd pointTherapyCancerTrialsRegimensPanel of representativesFunctional proteomics can define prognosis and predict pathologic complete response in patients with breast cancer
Gonzalez-Angulo AM, Hennessy BT, Meric-Bernstam F, Sahin A, Liu W, Ju Z, Carey MS, Myhre S, Speers C, Deng L, Broaddus R, Lluch A, Aparicio S, Brown P, Pusztai L, Symmans WF, Alsner J, Overgaard J, Borresen-Dale AL, Hortobagyi GN, Coombes KR, Mills GB. Functional proteomics can define prognosis and predict pathologic complete response in patients with breast cancer. Clinical Proteomics 2011, 8: 11. PMID: 21906370, PMCID: PMC3170272, DOI: 10.1186/1559-0275-8-11.Peer-Reviewed Original ResearchRecurrence-free survivalPathological complete responseBreast cancerComplete responseBiomarker panelDifferent recurrence-free survivalPathologic complete responseCohort of patientsPrimary breast cancerManagement of patientsBreast cancer subgroupsSurgical excision specimensProbability of recurrenceNeoadjuvant taxaneSystemic therapyPrognostic scorePrognostic groupsPrognosis scoreOrdinal logistic regressionCancer subgroupsExcision specimensPatientsFNA biopsySignificant associationPhase protein array
2010
Stability of estrogen receptor status in breast carcinoma
Gong Y, Han EY, Guo M, Pusztai L, Sneige N. Stability of estrogen receptor status in breast carcinoma. Cancer 2010, 117: 705-713. PMID: 20939012, DOI: 10.1002/cncr.25506.Peer-Reviewed Original ResearchConceptsER statusBreast carcinomaEndocrine therapyMetastatic sitesPrimary tumorMetastatic tumorsMetastatic breast carcinomaEstrogen receptor statusER discordanceDisease courseReceptor statusSystemic therapyClinical courseER expressionER testingClinical managementNegative conversionER assaysDiscordant casesCarcinomaPositive conversionTumorsPatientsMetastasisTherapyGenomic Index of Sensitivity to Endocrine Therapy for Breast Cancer
Symmans WF, Hatzis C, Sotiriou C, Andre F, Peintinger F, Regitnig P, Daxenbichler G, Desmedt C, Domont J, Marth C, Delaloge S, Bauernhofer T, Valero V, Booser DJ, Hortobagyi GN, Pusztai L. Genomic Index of Sensitivity to Endocrine Therapy for Breast Cancer. Journal Of Clinical Oncology 2010, 28: 4111-4119. PMID: 20697068, PMCID: PMC2953969, DOI: 10.1200/jco.2010.28.4273.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic Agents, HormonalAromatase InhibitorsBiomarkers, TumorBreast NeoplasmsChemotherapy, AdjuvantChi-Square DistributionDisease-Free SurvivalEstrogen Receptor alphaFemaleGene Expression ProfilingGene Expression Regulation, NeoplasticGenomicsHumansMiddle AgedNeoplasm StagingOligonucleotide Array Sequence AnalysisPatient SelectionProportional Hazards ModelsRisk AssessmentRisk FactorsSurvival AnalysisTamoxifenTime FactorsTranscription, GeneticTreatment OutcomeConceptsAdjuvant endocrine therapyEndocrine therapyBreast cancerDistant relapseER-positive breast cancerChemo-endocrine therapyDistant relapse riskYears of tamoxifenAdjuvant systemic therapyEstrogen receptor αBreast cancer samplesPrior chemotherapyNeoadjuvant chemotherapyPathologic responseSurvival benefitSystemic therapyUntreated cohortRelapse riskDeath riskTherapy indexAromatase inhibitionESR1 levelsReceptor αTamoxifenTherapy
2009
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.
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 biomarkers
2008
Research Issues Affecting Preoperative Systemic Therapy for Operable Breast Cancer
Wolff AC, Berry D, Carey LA, Colleoni M, Dowsett M, Ellis M, Garber JE, Mankoff D, Paik S, Pusztai L, Smith ML, Zujewski J. Research Issues Affecting Preoperative Systemic Therapy for Operable Breast Cancer. Journal Of Clinical Oncology 2008, 26: 806-813. PMID: 18258990, DOI: 10.1200/jco.2007.15.2983.Peer-Reviewed Original ResearchMeSH KeywordsAngiogenesis InhibitorsAntineoplastic AgentsApoptosisBiomarkersBiomedical ResearchBreast NeoplasmsCell ProliferationEpidemiologic Research DesignErbB ReceptorsEthics, ClinicalFemaleGene Expression ProfilingHumansMastectomy, SegmentalNeoadjuvant TherapyPatient AdvocacyPreoperative CarePrognosisReceptors, SteroidTreatment OutcomeConceptsPreoperative systemic therapyOperable breast cancerSystemic therapyBreast cancerTrial designEnd pointCohesive multidisciplinary teamBreast conservation ratesEffective alternative therapyTrial end pointsLong-term outcomesSpecific breast cancer subtypesPredictors of responseNovel trial designsIntermediate end pointsBreast cancer subtypesIndividual patient subgroupsAdjuvant trialsPatient subgroupsSmall trialsAlternative therapiesMAIN OUTCOMEClinical careCancer subtypesMultidisciplinary team
2007
Gene-expression microarrays provide new prognostic and predictive tests for breast cancer
Gong Y, Symmans WF, Pusztai L. Gene-expression microarrays provide new prognostic and predictive tests for breast cancer. Pharmacogenomics 2007, 8: 1359-1368. PMID: 17979510, DOI: 10.2217/14622416.8.10.1359.Peer-Reviewed Original ResearchConceptsBreast cancerSystemic therapySpecific systemic therapySystemic therapy agentsGene expression microarraysBreast cancer researchProbability of responseTherapeutic regimensClinicopathologic variablesNecessary therapyDisease outcomeIndividual patientsAccurate markerClinical decisionIndividual tumorsCancerPredictive indicatorTherapyPredictive testIndividual basisPatientsCancer researchTherapy agentsMolecular differencesRecent progression
2003
Jun activation domain binding protein 1 expression is associated with low p27(Kip1)levels in node-negative breast cancer.
Esteva FJ, Sahin AA, Rassidakis GZ, Yuan LX, Smith TL, Yang Y, Gilcrease MZ, Cristofanilli M, Nahta R, Pusztai L, Claret FX. Jun activation domain binding protein 1 expression is associated with low p27(Kip1)levels in node-negative breast cancer. Clinical Cancer Research 2003, 9: 5652-9. PMID: 14654548.Peer-Reviewed Original ResearchMeSH KeywordsBreast NeoplasmsCell Cycle ProteinsCOP9 Signalosome ComplexCyclin-Dependent Kinase Inhibitor p27DNA-Binding ProteinsFemaleGene Expression Regulation, NeoplasticGenes, Tumor SuppressorHumansImmunohistochemistryIntracellular Signaling Peptides and ProteinsLymphatic MetastasisMiddle AgedPeptide HydrolasesReceptor, ErbB-2Receptors, EstrogenSurvival AnalysisTime FactorsTranscription FactorsTumor Suppressor ProteinsConceptsNode-negative breast cancerAdjacent normal tissuesInvasive breast carcinomaBreast cancerJab1 overexpressionNormal tissuesBreast carcinomaAdjuvant systemic therapyDisease-free survivalIndependent prognostic factorInvasive breast cancerLow nuclear gradeBreast cancer tissuesExpression levelsProtein-1 expressionBreast tumor tissuesWestern blot analysisDomain-binding protein 1Patient agePrognostic factorsSystemic therapyPrognostic significanceTumor sizeNuclear gradeInvasive tumors