2013
Breast cancer evaluation and targeted investigational therapy (BEAT-IT): A pilot prospective tissue testing to guide clinical trial selection.
Pusztai L, Mattair D, Ueno N, Valero V, Moulder S, Murray J, Alvarez R, Chavez-Mac Gregor M, Santiago L, Avritscher R, Sahin A, Hortobagyi G, Symmans W, Meric-Bernstam F, Burton E, Gonzalez-Angulo A. Breast cancer evaluation and targeted investigational therapy (BEAT-IT): A pilot prospective tissue testing to guide clinical trial selection. Journal Of Clinical Oncology 2013, 31: 532-532. DOI: 10.1200/jco.2013.31.15_suppl.532.Peer-Reviewed Original ResearchFine-needle aspirationCore needle biopsyClinical trial selectionClinical trialsTrial selectionMolecular abnormalitiesTherapeutic clinical trialsSpecific molecular abnormalitiesBreast cancer biopsiesBreast cancer evaluationElectronic medical recordsMutation analysisMechanism of actionCare therapyInvestigational therapiesOrgan dysfunctionPathological confirmationER visitsLymph nodesInvestigational agentsMetastatic sitesMedical recordsEML4-ALKNeedle biopsyNeedle aspiration
2012
Mutation profiling identifies numerous rare drug targets and distinct mutation patterns in different clinical subtypes of breast cancers
Santarpia L, Qi Y, Stemke-Hale K, Wang B, Young EJ, Booser DJ, Holmes FA, O’Shaughnessy J, Hellerstedt B, Pippen J, Vidaurre T, Gomez H, Valero V, Hortobagyi GN, Symmans WF, Bottai G, Di Leo A, Gonzalez-Angulo AM, Pusztai L. Mutation profiling identifies numerous rare drug targets and distinct mutation patterns in different clinical subtypes of breast cancers. Breast Cancer Research And Treatment 2012, 134: 333-343. PMID: 22538770, PMCID: PMC3885980, DOI: 10.1007/s10549-012-2035-3.Peer-Reviewed Original ResearchConceptsTriple-negative breast cancerBreast cancer subtypesBreast cancerPIK3CA mutationsCancer subtypesEstrogen receptor-positive cancersBreast cancer molecular subtypesMajor breast cancer subtypesSingle needle biopsyProspective clinical trialsReceptor-positive cancersDifferent breast cancer subtypesDifferent clinical subtypesNegative breast cancerCancer molecular subtypesFine-needle aspirationMutation patternsClinical subtypesClinical trialsNeedle biopsyMolecular subtypesNeedle aspirationInvestigational drugsStage IFBXW7 mutations
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 patients
2007
CD40 signaling predicts response to preoperative trastuzumab and concomitant paclitaxel followed by 5-fluorouracil, epirubicin, and cyclophosphamide in HER-2-overexpressing breast cancer
Esteva FJ, Wang J, Lin F, Mejia JA, Yan K, Altundag K, Valero V, Buzdar AU, Hortobagyi GN, Symmans WF, Pusztai L. CD40 signaling predicts response to preoperative trastuzumab and concomitant paclitaxel followed by 5-fluorouracil, epirubicin, and cyclophosphamide in HER-2-overexpressing breast cancer. Breast Cancer Research 2007, 9: r87. PMID: 18086299, PMCID: PMC2246190, DOI: 10.1186/bcr1836.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedAntineoplastic Combined Chemotherapy ProtocolsBiomarkers, TumorBiopsy, Fine-NeedleBreast NeoplasmsCD40 AntigensCyclophosphamideEpirubicinFemaleFluorouracilGene Expression ProfilingGene Expression Regulation, NeoplasticHumansMastectomyMastectomy, Modified RadicalMastectomy, SegmentalMiddle AgedNeoadjuvant TherapyNeoplasm StagingNeoplasm, ResidualPaclitaxelPredictive Value of TestsReceptor, ErbB-2RNA, MessengerSignal TransductionTranscription, GeneticTrastuzumabTreatment OutcomeUp-RegulationConceptsPathologic complete responseBreast cancerIIIA breast cancerFine-needle aspirationConcomitant paclitaxelConcomitant trastuzumabFEC therapyPreoperative trastuzumabPreoperative chemotherapyPrimary endpointComplete responseNodal statusResidual cancerTumor sizeTumor responseNuclear gradeReceptor mRNAMolecular predictorsTrastuzumabStage IIGreater riskLow expressionCancerCyclophosphamidePatients
2006
Pharmacogenomic analysis of HER2 amplified breast cancer treated with preoperative trastuzumab and paclitaxel, 5-fluorouracil, epirubicin, cyclophosphamide (T/FEC) chemotherapy
Esteva F, Anderson K, Lin F, Nahta R, Mejia J, Altundag K, Buzdar A, Hortobagyi G, Symmans W, Pusztai L. Pharmacogenomic analysis of HER2 amplified breast cancer treated with preoperative trastuzumab and paclitaxel, 5-fluorouracil, epirubicin, cyclophosphamide (T/FEC) chemotherapy. Journal Of Clinical Oncology 2006, 24: 545-545. DOI: 10.1200/jco.2006.24.18_suppl.545.Peer-Reviewed Original ResearchBreast cancerOverall pathologic complete response ratePathologic complete response rateTrastuzumab-resistant cell linesAbsence of trastuzumabOnly preoperative chemotherapyComplete response rateReceptor mRNA expressionFine-needle aspirationConcomitant trastuzumabFEC chemotherapyPreoperative trastuzumabQuantitative estrogenCyclophosphamide chemotherapyPreoperative chemotherapyNodal statusResidual diseaseTumor sizeClinical variablesNuclear gradeNeedle aspirationPharmacogenomic predictorsMolecular predictorsResponse rateTrastuzumab
2005
Breast Cancer Molecular Subtypes Respond Differently to Preoperative Chemotherapy
Rouzier R, Perou CM, Symmans WF, Ibrahim N, Cristofanilli M, Anderson K, Hess KR, Stec J, Ayers M, Wagner P, Morandi P, Fan C, Rabiul I, Ross JS, Hortobagyi GN, Pusztai L. Breast Cancer Molecular Subtypes Respond Differently to Preoperative Chemotherapy. Clinical Cancer Research 2005, 11: 5678-5685. PMID: 16115903, DOI: 10.1158/1078-0432.ccr-04-2421.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Combined Chemotherapy ProtocolsBiopsy, NeedleBreastBreast NeoplasmsCluster AnalysisDoxorubicinFemaleFluorouracilGene Expression ProfilingGene Expression Regulation, NeoplasticHumansMiddle AgedMultivariate AnalysisOligonucleotide Array Sequence AnalysisPaclitaxelPredictive Value of TestsPreoperative CareReceptor, ErbB-2ConceptsPathologic complete responseComplete responsePreoperative chemotherapyBreast cancerEstrogen receptor-negative subtypesPathologic CR rateEstrogen receptor statusBasal-like groupDifferent molecular subtypesFine-needle aspirationAffymetrix U133A microarraysPreoperative paclitaxelCyclophosphamide chemotherapyReceptor statusCR rateLuminal tumorsDifferent prognosisNuclear gradeMolecular subtypesNeedle aspirationChemotherapy sensitivityChemotherapyCancerMolecular classificationHuman tumorsWeekly Paclitaxel Improves Pathologic Complete Remission in Operable Breast Cancer When Compared With Paclitaxel Once Every 3 Weeks
Green MC, Buzdar AU, Smith T, Ibrahim NK, Valero V, Rosales MF, Cristofanilli M, Booser DJ, Pusztai L, Rivera E, Theriault RL, Carter C, Frye D, Hunt KK, Symmans WF, Strom EA, Sahin AA, Sikov W, Hortobagyi GN. Weekly Paclitaxel Improves Pathologic Complete Remission in Operable Breast Cancer When Compared With Paclitaxel Once Every 3 Weeks. Journal Of Clinical Oncology 2005, 23: 5983-5992. PMID: 16087943, DOI: 10.1200/jco.2005.06.232.Peer-Reviewed Original ResearchConceptsPrimary systemic chemotherapyWeekly paclitaxelLymph nodesBreast cancerClinical responseFrequent administrationPathologic complete response rateClinical N0 diseaseDoxorubicin/cyclophosphamidePathologic complete remissionSchedule of paclitaxelClinical stage IComplete response rateIIIA breast cancerOperable breast cancerBreast conservation ratesLymph node involvementInvasive breast cancerLymph node statusDoses of paclitaxelFine-needle aspirationN0 diseaseComplete remissionNode involvementSystemic chemotherapy
2004
Gene Expression Profiles Predict Complete Pathologic Response to Neoadjuvant Paclitaxel and Fluorouracil, Doxorubicin, and Cyclophosphamide Chemotherapy in Breast Cancer
Ayers M, Symmans W, Stec J, Damokosh A, Clark E, Hess K, Lecocke M, Metivier J, Booser D, Ibrahim N, Valero V, Royce M, Arun B, Whitman G, Ross J, Sneige N, Hortobagyi G, Pusztai L. Gene Expression Profiles Predict Complete Pathologic Response to Neoadjuvant Paclitaxel and Fluorouracil, Doxorubicin, and Cyclophosphamide Chemotherapy in Breast Cancer. Journal Of Clinical Oncology 2004, 22: 2284-2293. PMID: 15136595, DOI: 10.1200/jco.2004.05.166.Peer-Reviewed Original ResearchConceptsPathologic complete responseBreast cancerNeoadjuvant therapyClinical resultsPredictive valueCompletion of chemotherapySequential weekly paclitaxelComplete pathologic responseNeoadjuvant chemotherapy regimenPercent of patientsPatients' clinical resultsExpected response rateFine-needle aspirationNegative predictive valuePositive predictive valueNeoadjuvant paclitaxelChemotherapy regimenWeekly paclitaxelCyclophosphamide chemotherapyUnselected patientsComplete responsePathologic responseInvasive cancerResponse ratePatients