2021
Patterns of treatment with everolimus exemestane in hormone receptor-positive HER2-negative metastatic breast cancer in the era of targeted therapy
Rozenblit M, Mun S, Soulos P, Adelson K, Pusztai L, Mougalian S. Patterns of treatment with everolimus exemestane in hormone receptor-positive HER2-negative metastatic breast cancer in the era of targeted therapy. Breast Cancer Research 2021, 23: 14. PMID: 33514405, PMCID: PMC7844919, DOI: 10.1186/s13058-021-01394-y.Peer-Reviewed Original ResearchConceptsPrior endocrine therapyEndocrine therapyMetastatic breast cancerEffective treatment optionTreatment optionsBreast cancerMedian treatmentMedian OSEE therapyHormone receptor-positive HER2-negative metastatic breast cancerMultivariable Cox proportional hazards regression analysisHER2-negative metastatic breast cancerPrior treatmentCox proportional hazards regression analysisFirst-line therapy initiationProportional hazards regression analysisPrior treatment optionsLines of therapyProportion of patientsKaplan-Meier methodHazards regression analysisPatterns of treatmentElectronic health record-derived dataClinical trial dataOS benefit
2020
Overall Survival of CDK4/6-Inhibitor–Based Treatments in Clinically Relevant Subgroups of Metastatic Breast Cancer: Systematic Review and Meta-Analysis
Schettini F, Giudici F, Giuliano M, Cristofanilli M, Arpino G, Del Mastro L, Puglisi F, De Placido S, Paris I, De Placido P, Venturini S, De Laurentis M, Conte P, Juric D, Llombart-Cussac A, Pusztai L, Prat A, Jerusalem G, Di Leo A, Generali D. Overall Survival of CDK4/6-Inhibitor–Based Treatments in Clinically Relevant Subgroups of Metastatic Breast Cancer: Systematic Review and Meta-Analysis. Journal Of The National Cancer Institute 2020, 112: 1089-1097. PMID: 32407488, PMCID: PMC7669227, DOI: 10.1093/jnci/djaa071.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic Combined Chemotherapy ProtocolsBreast NeoplasmsClinical Trials, Phase II as TopicClinical Trials, Phase III as TopicCyclin-Dependent Kinase 4Cyclin-Dependent Kinase 6FemaleHumansLetrozoleNeoplasm MetastasisPiperazinesProtein Kinase InhibitorsPyridinesRandomized Controlled Trials as TopicConceptsSecond-line therapyMetastatic breast cancerEndocrine therapyCDK4/6 inhibitorsVisceral involvementBreast cancerPostmenopausal metastatic breast cancerAvailable phase IIChemotherapy-naïve patientsClear OS benefitSpecific clinical subgroupsProgression-free survivalOverall survival dataBreast cancer prognosisStudy-level factorsCyclin-dependent kinase 4Random-effects modelSystematic literature searchEndocrine monotherapyOS benefitOS independentOverall survivalUpfront therapyMenopausal statusMetastatic sites
2019
CD36-Mediated Metabolic Rewiring of Breast Cancer Cells Promotes Resistance to HER2-Targeted Therapies
Feng WW, Wilkins O, Bang S, Ung M, Li J, An J, del Genio C, Canfield K, DiRenzo J, Wells W, Gaur A, Robey RB, Guo JY, Powles RL, Sotiriou C, Pusztai L, Febbraio M, Cheng C, Kinlaw WB, Kurokawa M. CD36-Mediated Metabolic Rewiring of Breast Cancer Cells Promotes Resistance to HER2-Targeted Therapies. Cell Reports 2019, 29: 3405-3420.e5. PMID: 31825825, PMCID: PMC6938262, DOI: 10.1016/j.celrep.2019.11.008.Peer-Reviewed Original ResearchConceptsFA uptakeHER2-positive breast cancerFA transporter CD36Anti-HER2 therapyBreast cancer patientsMetabolic rewiringHER2 inhibitor lapatinibMMTV-neu miceDeletion of CD36Breast cancer cellsAcquisition of resistancePoor prognosisCancer patientsHER2 inhibitionBreast cancerInhibitor lapatinibCDNA microarray analysisPharmacological inhibitionMammary tissueDe novo FA synthesisCD36Promotes ResistanceResistant cellsCancer cellsExpression increases
2017
Pathway level alterations rather than mutations in single genes predict response to HER2-targeted therapies in the neo-ALTTO trial
Shi W, Jiang T, Nuciforo P, Hatzis C, Holmes E, Harbeck N, Sotiriou C, Peña L, Loi S, Rosa DD, Chia S, Wardley A, Ueno T, Rossari J, Eidtmann H, Armour A, Piccart-Gebhart M, Rimm DL, Baselga J, Pusztai L. Pathway level alterations rather than mutations in single genes predict response to HER2-targeted therapies in the neo-ALTTO trial. Annals Of Oncology 2017, 28: 128-135. PMID: 28177460, PMCID: PMC5834036, DOI: 10.1093/annonc/mdw434.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic Combined Chemotherapy ProtocolsBiopsy, Fine-NeedleBreast NeoplasmsClass I Phosphatidylinositol 3-KinasesDNA, NeoplasmExome SequencingFemaleHumansLapatinibMolecular Targeted TherapyMutationProportional Hazards ModelsProtein Kinase InhibitorsQuinazolinesReceptor, ErbB-2RhoA GTP-Binding ProteinTrastuzumabConceptsPathologic complete response
2016
Assessing cost-utility of predictive biomarkers in oncology: a streamlined approach
Safonov A, Wang S, Gross CP, Agarwal D, Bianchini G, Pusztai L, Hatzis C. Assessing cost-utility of predictive biomarkers in oncology: a streamlined approach. Breast Cancer Research And Treatment 2016, 155: 223-234. PMID: 26749360, PMCID: PMC5990969, DOI: 10.1007/s10549-016-3677-3.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkersChemotherapy, AdjuvantCost-Benefit AnalysisCrizotinibHealth Care CostsHumansMedical OncologyNeoplasmsProtein Kinase InhibitorsPyrazolesPyridinesQuality of LifeConceptsQuality-adjusted life yearsCost-effectiveness analysisPredictive biomarkersBiomarker-guided treatmentIncremental cost-effectiveness ratioHealth-related qualityTreatment costsCost-effectiveness ratioClinical outcomesClinical efficacyPrognostic biomarkerTraditional cost-effectiveness analysisBiomarker useLife yearsBiomarker valuesBiomarker prevalenceClinical literatureBiomarkersTreatmentState transition modelDecision analytic approachMedical utilityDecision analytic toolsCrizotinibHER2
2014
Gene Signature–Guided Dasatinib Therapy in Metastatic Breast Cancer
Pusztai L, Moulder S, Altan M, Kwiatkowski D, Valero V, Ueno NT, Esteva FJ, Avritscher R, Qi Y, Strauss L, Hortobagyi GN, Hatzis C, Symmans WF. Gene Signature–Guided Dasatinib Therapy in Metastatic Breast Cancer. Clinical Cancer Research 2014, 20: 5265-5271. PMID: 25172932, DOI: 10.1158/1078-0432.ccr-14-0800.Peer-Reviewed Original ResearchConceptsMetastatic breast cancerBreast cancerPredictive gene signaturesGene signatureClinical benefitBiopsy-related adverse eventsSingle-agent activityStable diseaseDasatinib therapyAdverse eventsUnderwent biopsyUnselected patientsPreclinical evidenceUnexpected toxicitiesThree-armPatientsSingle agentMolecular testingCLIA laboratoryDasatinib responseDasatinibBiopsyGene expression profilingCancerExpression profiling
2008
Imatinib mesylate (Gleevec®) in advanced breast cancer-expressing C-Kit or PDGFR-β: clinical activity and biological correlations
Cristofanilli M, Morandi P, Krishnamurthy S, Reuben JM, Lee B, Francis D, Booser DJ, Green MC, Arun BK, Pusztai L, Lopez A, Islam R, Valero V, Hortobagyi GN. Imatinib mesylate (Gleevec®) in advanced breast cancer-expressing C-Kit or PDGFR-β: clinical activity and biological correlations. Annals Of Oncology 2008, 19: 1713-1719. PMID: 18515258, PMCID: PMC2735063, DOI: 10.1093/annonc/mdn352.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntineoplastic AgentsBenzamidesBreast NeoplasmsBreast Neoplasms, MaleCarcinoma, Ductal, BreastFemaleHumansImatinib MesylateImmunologic FactorsMaleMiddle AgedNeoplasm MetastasisPiperazinesProspective StudiesProtein Kinase InhibitorsProto-Oncogene Proteins c-kitPyrimidinesReceptor, Platelet-Derived Growth Factor betaConceptsMetastatic breast cancerPlatelet-derived growth factor receptorImatinib mesylateC-kitDisease progressionClinical activityB-fibroblast growth factorGrowth factorMedian overall survivalSerious adverse eventsPotential immunosuppressive effectsInterferon-gamma productionVascular endothelial growth factorAngiogenesis-related cytokinesEndothelial growth factorNovel molecular therapiesC-kit expressionGrowth factor receptorAdverse eventsObjective responseOverall survivalTreat analysisDismal prognosisMedian timeImmunomodulatory effects
2005
Optimizing outcomes in HER2-positive breast cancer: the molecular rationale.
Esteva FJ, Pusztai L. Optimizing outcomes in HER2-positive breast cancer: the molecular rationale. Oncology 2005, 19: 5-16. PMID: 19364051.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedAntineoplastic AgentsBreast NeoplasmsCell ProliferationCombined Modality TherapyDisease ProgressionDrug Resistance, NeoplasmErbB ReceptorsFemaleGenetic TherapyHSP90 Heat-Shock ProteinsHumansProtein Kinase InhibitorsReceptor, ErbB-2TrastuzumabConceptsAnti-HER2 therapyHER2-positive breast cancerBreast cancerEpidermal growth factor receptor HER2Small molecule tyrosine kinase inhibitorsGrowth factor receptor HER2Common chemotherapy regimensSuppression of HER2Anti-HER2 agentsHER2-positive cancersStandard of careOverexpression of HER2Use of therapiesTyrosine kinase inhibitorsHER2 blockersChemotherapy regimensSequential regimensRandomized trialsMaximum antitumor effectMechanisms of resistanceClinical trialsOptimizing outcomesAntitumor effectsReceptor HER2HER2 activity