2017
Bone metastasis-related signaling pathways in breast cancers stratified by estrogen receptor status
Hayashi N, Iwamoto T, Qi Y, Niikura N, Santarpia L, Yamauchi H, Nakamura S, Hortobagyi GN, Pusztai L, Symmans WF, Ueno NT. Bone metastasis-related signaling pathways in breast cancers stratified by estrogen receptor status. Journal Of Cancer 2017, 8: 1045-1052. PMID: 28529618, PMCID: PMC5436258, DOI: 10.7150/jca.13690.Peer-Reviewed Original ResearchER-negative breast cancerEstrogen receptor statusBone metastasesER statusBreast cancerReceptor statusHuman epidermal growth factor receptor 2Breast cancer bone metastasisEpidermal growth factor receptor 2Cox proportional hazards modelNon-bone metastasisGrowth factor receptor 2Cancer bone metastasisProportional hazards modelBreast cancer specimensInvasive breast cancer specimensFactor receptor 2Negative cohortCancer specimensHazards modelReceptor 2BCBMMetastasisCancerCohort
2014
TP53 mutation‐correlated genes predict the risk of tumor relapse and identify MPS1 as a potential therapeutic kinase in TP53‐mutated breast cancers
Győrffy B, Bottai G, Lehmann-Che J, Kéri G, Őrfi L, Iwamoto T, Desmedt C, Bianchini G, Turner NC, de Thè H, André F, Sotiriou C, Hortobagyi GN, Di Leo A, Pusztai L, Santarpia L. TP53 mutation‐correlated genes predict the risk of tumor relapse and identify MPS1 as a potential therapeutic kinase in TP53‐mutated breast cancers. Molecular Oncology 2014, 8: 508-519. PMID: 24462521, PMCID: PMC5528634, DOI: 10.1016/j.molonc.2013.12.018.Peer-Reviewed Original ResearchConceptsBreast cancerTP53 mutation statusPrognostic valueBC cellsMutation statusER-negative breast cancerDifferent BC cell linesFuture clinical trialsSignificant prognostic markerPotential therapeutic targetBC cell linesType of treatmentNeoadjuvant chemotherapyBC patientsClinical behaviorPrognostic markerClinical trialsConventional chemotherapyEstrogen receptorPotent small molecule inhibitorsTumor relapseSmall molecule inhibitorsTherapeutic targetClinical relevanceTP53 status
2011
P4-16-02: Problems with Identifying Bone Metastasis-Specific Genes without Considering Biological Differences between ER-Positive and ER-Negative Breast Cancers.
Hayashi N, Iwamoto T, Qi Y, Niikura N, Santarpia L, Nakamura S, Hortobagyi G, Pusztai L, Symmans F, Ueno N. P4-16-02: Problems with Identifying Bone Metastasis-Specific Genes without Considering Biological Differences between ER-Positive and ER-Negative Breast Cancers. Cancer Research 2011, 71: p4-16-02-p4-16-02. DOI: 10.1158/0008-5472.sabcs11-p4-16-02.Peer-Reviewed Original ResearchER-negative breast cancerER-positive breast cancerMetastasis-specific genesBone metastasesER statusBreast cancerPrimary invasive breast cancer patientsInvasive breast cancer patientsCox proportional hazards modelER-negative breast cancer cell linesNon-bone metastasisFirst metastatic siteBreast cancer patientsProportional hazards modelBreast cancer cell linesSignificant differencesBiological differencesCancer cell linesMetastatic sitesER-positiveCancer patientsDifferent biological potentialsHazards modelPatientsMetastasisGene expression profiling in breast cancer: classification, prognostication, and prediction
Reis-Filho JS, Pusztai L. Gene expression profiling in breast cancer: classification, prognostication, and prediction. The Lancet 2011, 378: 1812-1823. PMID: 22098854, DOI: 10.1016/s0140-6736(11)61539-0.Peer-Reviewed Original ResearchConceptsBreast cancerER-negative breast cancerGene expression profilingER-positive diseasePrognosis of patientsDistinct molecular aberrationsMolecular classification systemPotential clinical useClinical behaviorHistological featuresClinical trialsMolecular subtypesProliferation-related genesMultigene classifiersClinical practiceMolecular aberrationsExpression profilingCancerDistinct diseasesMultigene predictorsClinical useMolecular classificationDiseaseHeterogeneous groupDifferent diseasesDistinct 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
2010
Gene Pathways Associated With Prognosis and Chemotherapy Sensitivity in Molecular Subtypes of Breast Cancer
Iwamoto T, Bianchini G, Booser D, Qi Y, Coutant C, Shiang CY, Santarpia L, Matsuoka J, Hortobagyi GN, Symmans WF, Holmes FA, O’Shaughnessy J, Hellerstedt B, Pippen J, Andre F, Simon R, Pusztai L. Gene Pathways Associated With Prognosis and Chemotherapy Sensitivity in Molecular Subtypes of Breast Cancer. Journal Of The National Cancer Institute 2010, 103: 264-272. PMID: 21191116, DOI: 10.1093/jnci/djq524.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Combined Chemotherapy ProtocolsBiomarkers, TumorBreast NeoplasmsChemotherapy, AdjuvantConfounding Factors, EpidemiologicCytochrome P-450 Enzyme InhibitorsCytochrome P-450 Enzyme SystemDatabases, GeneticDrug Resistance, NeoplasmFemaleGene Expression Regulation, NeoplasticGTP-Binding ProteinsHumansMiddle AgedNeoadjuvant TherapyNeoplasm StagingPredictive Value of TestsPrognosisReceptors, EstrogenSignal TransductionTreatment OutcomeConceptsER-negative breast cancerPathological complete responseER-positive cancersER-negative cancersBreast cancerChemotherapy responseComplete responseBetter prognosisChemotherapy sensitivityLymph node-negative breast cancerNode-negative breast cancerSystemic adjuvant therapyCell cycle-related gene setsBreast cancer subtypesIngenuity Pathway AnalysisAdjuvant therapyPreoperative chemotherapyPoor prognosisPooled analysisEstrogen receptorTreatment responseMolecular subtypesAdditional cohortPrognosisStage I
2008
Evaluation of biological pathways involved in chemotherapy response in breast cancer
Tordai A, Wang J, Andre F, Liedtke C, Yan K, Sotiriou C, Hortobagyi GN, Symmans WF, Pusztai L. Evaluation of biological pathways involved in chemotherapy response in breast cancer. Breast Cancer Research 2008, 10: r37. PMID: 18445275, PMCID: PMC2397539, DOI: 10.1186/bcr2088.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Combined Chemotherapy ProtocolsBreast NeoplasmsChemotherapy, AdjuvantCyclophosphamideDoxorubicinDrug Resistance, NeoplasmE2F3 Transcription FactorFemaleFluorouracilGene Expression ProfilingGene Expression Regulation, NeoplasticGenes, p53HumansKi-67 AntigenLymphatic MetastasisMiddle AgedMutationNeoadjuvant TherapyNeoplasm StagingPaclitaxelReceptors, EstrogenSignal TransductionTreatment OutcomeConceptsER-positive breast cancerPathologic complete responseER-positive cancersER-negative cancersGenomic grade indexBreast cancerChemotherapy sensitivityGene signatureER-negative breast cancerProliferation signatureER-positive patientsPositive breast cancerExpression of ERPreoperative paclitaxelProliferation gene signatureCyclophosphamide chemotherapyComplete responseResidual cancerChemotherapy responsePCR groupKi67 expressionEstrogen receptorIntroductionOur goalCancerChemotherapy