2023
Immunological and clinicopathological features predict HER2-positive breast cancer prognosis in the neoadjuvant NeoALTTO and CALGB 40601 randomized trials
Rediti M, Fernandez-Martinez A, Venet D, Rothé F, Hoadley K, Parker J, Singh B, Campbell J, Ballman K, Hillman D, Winer E, El-Abed S, Piccart M, Di Cosimo S, Symmans W, Krop I, Salgado R, Loi S, Pusztai L, Perou C, Carey L, Sotiriou C. Immunological and clinicopathological features predict HER2-positive breast cancer prognosis in the neoadjuvant NeoALTTO and CALGB 40601 randomized trials. Nature Communications 2023, 14: 7053. PMID: 37923752, PMCID: PMC10624889, DOI: 10.1038/s41467-023-42635-2.Peer-Reviewed Original ResearchConceptsEvent-free survivalHER2-positive breast cancerPathological complete responseCALGB 40601Breast cancerBreast pathological complete responseStromal tumor-infiltrating lymphocytesHormone receptor statusPhase III trialsClinical nodal statusIndependent prognostic factorTumor-infiltrating lymphocytesIdentification of patientsBreast cancer prognosisT cell receptorNeoadjuvant paclitaxelNeoadjuvant therapyIII trialsNodal statusComplete responsePrognostic factorsPrognostic scoreReceptor statusClinicopathological featuresResidual diseasePitfalls in machine learning‐based assessment of tumor‐infiltrating lymphocytes in breast cancer: A report of the International Immuno‐Oncology Biomarker Working Group on Breast Cancer
Thagaard J, Broeckx G, Page D, Jahangir C, Verbandt S, Kos Z, Gupta R, Khiroya R, Abduljabbar K, Haab G, Acs B, Akturk G, Almeida J, Alvarado‐Cabrero I, Amgad M, Azmoudeh‐Ardalan F, Badve S, Baharun N, Balslev E, Bellolio E, Bheemaraju V, Blenman K, Fujimoto L, Bouchmaa N, Burgues O, Chardas A, Cheang M, Ciompi F, Cooper L, Coosemans A, Corredor G, Dahl A, Portela F, Deman F, Demaria S, Hansen J, Dudgeon S, Ebstrup T, Elghazawy M, Fernandez‐Martín C, Fox S, Gallagher W, Giltnane J, Gnjatic S, Gonzalez‐Ericsson P, Grigoriadis A, Halama N, Hanna M, Harbhajanka A, Hart S, Hartman J, Hauberg S, Hewitt S, Hida A, Horlings H, Husain Z, Hytopoulos E, Irshad S, Janssen E, Kahila M, Kataoka T, Kawaguchi K, Kharidehal D, Khramtsov A, Kiraz U, Kirtani P, Kodach L, Korski K, Kovács A, Laenkholm A, Lang‐Schwarz C, Larsimont D, Lennerz J, Lerousseau M, Li X, Ly A, Madabhushi A, Maley S, Narasimhamurthy V, Marks D, McDonald E, Mehrotra R, Michiels S, Minhas F, Mittal S, Moore D, Mushtaq S, Nighat H, Papathomas T, Penault‐Llorca F, Perera R, Pinard C, Pinto‐Cardenas J, Pruneri G, Pusztai L, Rahman A, Rajpoot N, Rapoport B, Rau T, Reis‐Filho J, Ribeiro J, Rimm D, Roslind A, Vincent‐Salomon A, Salto‐Tellez M, Saltz J, Sayed S, Scott E, Siziopikou K, Sotiriou C, Stenzinger A, Sughayer M, Sur D, Fineberg S, Symmans F, Tanaka S, Taxter T, Tejpar S, Teuwen J, Thompson E, Tramm T, Tran W, van der Laak J, van Diest P, Verghese G, Viale G, Vieth M, Wahab N, Walter T, Waumans Y, Wen H, Yang W, Yuan Y, Zin R, Adams S, Bartlett J, Loibl S, Denkert C, Savas P, Loi S, Salgado R, Stovgaard E. Pitfalls in machine learning‐based assessment of tumor‐infiltrating lymphocytes in breast cancer: A report of the International Immuno‐Oncology Biomarker Working Group on Breast Cancer. The Journal Of Pathology 2023, 260: 498-513. PMID: 37608772, PMCID: PMC10518802, DOI: 10.1002/path.6155.Peer-Reviewed Original ResearchConceptsTumor-infiltrating lymphocytesTriple-negative breast cancerBreast cancerTIL assessmentHER2-positive breast cancerRoutine clinical managementTIL evaluationTumor-immune interactionsClinical managementDiscordant assessmentsClinical significancePrognostic biomarkerTIL quantificationCancerDaily practicePatientsTrialsTissue patternsAssessmentLymphocytesBiomarkersImpact of Anti-HER2 Therapy Alone and With Weekly Paclitaxel on the Ovarian Reserve of Young Women With HER2-Positive Breast Cancer.
Lambertini M, Ceppi M, Anderson R, Cameron D, Bruzzone M, Franzoi M, Massarotti C, El-Abed S, Wang Y, Lecocq C, Nuciforo P, Rolyance R, Pusztai L, Sohn J, Latocca M, Arecco L, Pistilli B, Ruddy K, Ballestrero A, Del Mastro L, Peccatori F, Partridge A, Saura C, Untch M, Piccart M, Di Cosimo S, de Azambuja E, Demeestere I. Impact of Anti-HER2 Therapy Alone and With Weekly Paclitaxel on the Ovarian Reserve of Young Women With HER2-Positive Breast Cancer. Journal Of The National Comprehensive Cancer Network 2023, 21: 33-41.e16. PMID: 36634607, DOI: 10.6004/jnccn.2022.7065.Peer-Reviewed Original ResearchConceptsAnti-HER2 therapyAMH levelsOvarian reserveWeekly paclitaxelAntimüllerian hormoneBreast cancerWeek 2HER2-positive early breast cancerHER2-positive breast cancerSubsequent ovarian functionAnti-HER2 agentsAnti-HER2 treatmentMedian AMH levelsEarly breast cancerTime of surgeryFrozen serum samplesBiomarker analysisNeoALTTO trialPotential gonadotoxicityPremenopausal womenMedian ageAMH valuesOvarian functionAMH declineGonadotoxicity
2021
Alpha-smooth muscle actin expression in the stroma predicts resistance to trastuzumab in patients with early-stage HER2-positive breast cancer
Vathiotis IA, Moutafi MK, Divakar P, Aung TN, Qing T, Fernandez A, Yaghoobi V, El-Abed S, Wang Y, Guillaume S, Nuciforo P, Huober J, Di Cosimo S, Kim SB, Harbeck N, Gomez H, Shafi S, Syrigos KN, Fountzilas G, Sotiriou C, Pusztai L, Warren S, Rimm DL. Alpha-smooth muscle actin expression in the stroma predicts resistance to trastuzumab in patients with early-stage HER2-positive breast cancer. Clinical Cancer Research 2021, 27: 6156-6163. PMID: 34465600, PMCID: PMC8595766, DOI: 10.1158/1078-0432.ccr-21-2103.Peer-Reviewed Original ResearchConceptsDisease-free survivalHER2-positive breast cancerShorter disease-free survivalBreast cancerQuantitative immunofluorescenceEarly-stage HER2-positive breast cancerAlpha-smooth muscle actin expressionAlpha-smooth muscle actinProgesterone receptor statusHigh α-SMA expressionDigital Spatial ProfilerΑ-SMA expressionPromising candidate biomarkerCompanion diagnostic testsMuscle actin expressionDigital spatial profilingCohort validationNeoadjuvant lapatinibAdjuvant trastuzumabReceptor statusClinical trialsUnivariate analysisEstrogen receptorMAIN OUTCOMEΑ-SMACopy number aberration analysis to predict response to neoadjuvant anti-HER2 therapy: results from the NeoALTTO phase III clinical trial.
Venet D, Rediti M, Maetens M, Fumagalli D, Brown DN, Majjaj S, Salgado R, Pusztai L, Harbeck N, El-Abed S, Wang Y, Saura C, Gomez H, Semiglazov VF, de Azambuja E, Huober J, Nuciforo P, Di Cosimo S, Piccart M, Loi S, Rothé F, Sotiriou C. Copy number aberration analysis to predict response to neoadjuvant anti-HER2 therapy: results from the NeoALTTO phase III clinical trial. Clinical Cancer Research 2021, 27: clincanres.1317.2021. PMID: 34321278, DOI: 10.1158/1078-0432.ccr-21-1317.Peer-Reviewed Original ResearchConceptsPathologic complete responseNeoALTTO trialCopy number aberrationsBreast cancerHER2-positive early-stage breast cancerEstrogen receptor-positive subgroupNeoadjuvant anti-HER2 therapyEarly-stage breast cancerHER2-positive breast cancerPhase III clinical trialsAnti-HER2 therapyAnti-HER2 agentsPredictors of responseReceptor-positive subgroupNumber aberration analysisCopy number levelsWarrants further investigationHeterogeneity of responseComplete responseSurvival outcomesWhole cohortClinical trialsImmune processesPatientsSignificant association
2020
Pitfalls in assessing stromal tumor infiltrating lymphocytes (sTILs) in breast cancer
Kos Z, Roblin E, Kim RS, Michiels S, Gallas BD, Chen W, van de Vijver KK, Goel S, Adams S, Demaria S, Viale G, Nielsen TO, Badve SS, Symmans WF, Sotiriou C, Rimm DL, Hewitt S, Denkert C, Loibl S, Luen SJ, Bartlett JMS, Savas P, Pruneri G, Dillon DA, Cheang MCU, Tutt A, Hall JA, Kok M, Horlings HM, Madabhushi A, van der Laak J, Ciompi F, Laenkholm AV, Bellolio E, Gruosso T, Fox SB, Araya JC, Floris G, Hudeček J, Voorwerk L, Beck AH, Kerner J, Larsimont D, Declercq S, Van den Eynden G, Pusztai L, Ehinger A, Yang W, AbdulJabbar K, Yuan Y, Singh R, Hiley C, Bakir MA, Lazar AJ, Naber S, Wienert S, Castillo M, Curigliano G, Dieci MV, André F, Swanton C, Reis-Filho J, Sparano J, Balslev E, Chen IC, Stovgaard EIS, Pogue-Geile K, Blenman KRM, Penault-Llorca F, Schnitt S, Lakhani SR, Vincent-Salomon A, Rojo F, Braybrooke JP, Hanna MG, Soler-Monsó MT, Bethmann D, Castaneda CA, Willard-Gallo K, Sharma A, Lien HC, Fineberg S, Thagaard J, Comerma L, Gonzalez-Ericsson P, Brogi E, Loi S, Saltz J, Klaushen F, Cooper L, Amgad M, Moore DA, Salgado R. Pitfalls in assessing stromal tumor infiltrating lymphocytes (sTILs) in breast cancer. Npj Breast Cancer 2020, 6: 17. PMID: 32411819, PMCID: PMC7217863, DOI: 10.1038/s41523-020-0156-0.Peer-Reviewed Original ResearchStromal tumor-infiltrating lymphocytesEarly TNBCBreast cancerHER2-positive breast cancerTumor-infiltrating lymphocytesLymphocyte distributionStromal tumorsInflammatory cellsPredictive biomarkersTreatment selectionPrognostic toolClinical practiceOutcome estimatesLymphocytesReproducible assessmentTNBCTumorsCancerScoring guidelinesMultiple areasTumor boundariesRisk estimationImpact of discrepanciesRing studiesAssessment
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 increasesChanging 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
2018
Association of T-Cell Receptor Repertoire Use With Response to Combined Trastuzumab-Lapatinib Treatment of HER2-Positive Breast Cancer: Secondary Analysis of the NeoALTTO Randomized Clinical Trial
Powles RL, Redmond D, Sotiriou C, Loi S, Fumagalli D, Nuciforo P, Harbeck N, de Azambuja E, Sarp S, Di Cosimo S, Huober J, Baselga J, Piccart-Gebhart M, Elemento O, Pusztai L, Hatzis C. Association of T-Cell Receptor Repertoire Use With Response to Combined Trastuzumab-Lapatinib Treatment of HER2-Positive Breast Cancer: Secondary Analysis of the NeoALTTO Randomized Clinical Trial. JAMA Oncology 2018, 4: e181564-e181564. PMID: 29902299, PMCID: PMC6224305, DOI: 10.1001/jamaoncol.2018.1564.Peer-Reviewed Original ResearchConceptsDual HER2 blockadeImmune gene signaturesPathologic complete responseDual HER2HER2 blockadeNeoALTTO trialDual anti-HER2 blockadeHigher immune gene expressionTrastuzumab Treatment Optimisation (ALTTO) trialHER2-positive breast cancerGene signatureAnti-HER2 blockadeHigher useHER2-positive patientsMultivariable logistic regressionRandomized clinical trialsGood responseHigh rateImmune gene expressionNeoadjuvant lapatinibTherapy armIdentifies patientsNeoadjuvant therapyComplete responseGene expression signaturesSingle-arm, neoadjuvant, phase II trial of pertuzumab and trastuzumab administered concomitantly with weekly paclitaxel followed by 5-fluoruracil, epirubicin, and cyclophosphamide (FEC) for stage I–III HER2-positive breast cancer
Foldi J, Mougalian S, Silber A, Lannin D, Killelea B, Chagpar A, Horowitz N, Frederick C, Rispoli L, Burrello T, Abu-Khalaf M, Sabbath K, Sanft T, Brandt DS, Hofstatter EW, Hatzis C, DiGiovanna MP, Pusztai L. Single-arm, neoadjuvant, phase II trial of pertuzumab and trastuzumab administered concomitantly with weekly paclitaxel followed by 5-fluoruracil, epirubicin, and cyclophosphamide (FEC) for stage I–III HER2-positive breast cancer. Breast Cancer Research And Treatment 2018, 169: 333-340. PMID: 29396664, DOI: 10.1007/s10549-017-4653-2.Peer-Reviewed Original ResearchConceptsHER2-positive breast cancerPhase II trialII trialNeoadjuvant chemotherapyPCR rateHormone receptorsBreast cancerGrade 3/4 adverse eventsPathologic complete response rateCyclophosphamide neoadjuvant chemotherapyComplete response rateSymptomatic heart failureAsymptomatic decreaseNeoadjuvant settingWeekly paclitaxelAdverse eventsHeart failureTherapeutic plateauCardiac functionInterim analysisStage IResponse ratePurposeThe purposePatientsNegative cases
2017
Pathologic complete response (pCR) rates after neoadjuvant pertuzumab (P) and trastuzumab (H) administered concomitantly with weekly paclitaxel (T) and 5-fluorouracil/epirubicin/cyclophosphamide (FEC) chemotherapy for clinical stage I-III HER2-positive breast cancer.
Foldi J, Mougalian S, Silber A, Lannin D, Killelea B, Chagpar A, Horowitz N, Frederick C, Rispoli L, Abu-Khalaf M, Sabbath K, Sanft T, Fischbach N, Brandt D, Hofstatter E, DiGiovanna M, Pusztai L. Pathologic complete response (pCR) rates after neoadjuvant pertuzumab (P) and trastuzumab (H) administered concomitantly with weekly paclitaxel (T) and 5-fluorouracil/epirubicin/cyclophosphamide (FEC) chemotherapy for clinical stage I-III HER2-positive breast cancer. Journal Of Clinical Oncology 2017, 35: 577-577. DOI: 10.1200/jco.2017.35.15_suppl.577.Peer-Reviewed Original ResearchPathologic complete response rateHER2-positive breast cancerDual HER2 blockadeComplete response ratePCR rateEstrogen receptorHER2 blockadeBreast cancerStage IResponse rateGrade 3/4 adverse eventsSymptomatic congestive heart failureClinical stage ICompletion of chemotherapyPhase II studyTaxane-based chemotherapyCongestive heart failureEfficacy of anthracyclinesPositive breast cancerNormal cardiac functionEntire treatment durationER- cancersER cohortNeoadjuvant pertuzumabWeekly paclitaxelLong-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
2016
T-DM1 activity in metastatic HER2-positive breast cancers that received prior therapy with trastuzumab and pertuzumab.
Dzimitrowicz H, Berger M, Vargo C, Hood A, Abdelghany O, Raghavendra A, Tripathy D, Valero V, Pusztai L, Murthy R. T-DM1 activity in metastatic HER2-positive breast cancers that received prior therapy with trastuzumab and pertuzumab. Journal Of Clinical Oncology 2016, 34: 585-585. DOI: 10.1200/jco.2016.34.15_suppl.585.Peer-Reviewed Original Research
2015
Racial Differences in the Use and Outcome of Neoadjuvant Chemotherapy for Breast Cancer: Results From the National Cancer Data Base
Killelea BK, Yang VQ, Wang SY, Hayse B, Mougalian S, Horowitz NR, Chagpar AB, Pusztai L, Lannin DR. Racial Differences in the Use and Outcome of Neoadjuvant Chemotherapy for Breast Cancer: Results From the National Cancer Data Base. Journal Of Clinical Oncology 2015, 33: 4267-4276. PMID: 26598753, DOI: 10.1200/jco.2015.63.7801.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Combined Chemotherapy ProtocolsAsianBiomarkers, TumorBlack or African AmericanBreast NeoplasmsCarcinoma, Ductal, BreastCarcinoma, LobularChemotherapy, AdjuvantComorbidityDatabases, FactualFemaleHispanic or LatinoHumansInsurance CoverageInsurance, HealthMiddle AgedNeoadjuvant TherapyNeoplasm GradingNeoplasm StagingReceptor, ErbB-2Receptors, EstrogenReceptors, ProgesteroneTreatment OutcomeTriple Negative Breast NeoplasmsUnited StatesWhite PeopleConceptsPathologic complete responseNational Cancer Data BaseNeoadjuvant chemotherapyBreast cancerEstrogen receptorWhite womenPositive tumorsAsian womenHuman epidermal growth factor receptor 2HER2-positive breast cancerEpidermal growth factor receptor 2Timing of chemotherapyClinical T stageGrowth factor receptor 2Triple-negative tumorsPatient's zip codeHigh-grade tumorsRacial differencesZip codesFactor receptor 2Chemotherapy useComorbidity indexComplete responseT stageGrade tumorsThe Influence of Host Factors on the Prognosis of Breast Cancer: Stroma and Immune Cell Components as Cancer Biomarkers.
Karn T, Pusztai L, Rody A, Holtrich U, Becker S. The Influence of Host Factors on the Prognosis of Breast Cancer: Stroma and Immune Cell Components as Cancer Biomarkers. Current Cancer Drug Targets 2015, 15: 652-64. PMID: 26452382, DOI: 10.2174/156800961508151001101209.Peer-Reviewed Original ResearchConceptsBreast cancerPredictive markerImmune cellsStromal componentsHER2-positive breast cancerHigh lymphocytic infiltrationPositive breast cancerHER2-positive cancersImmune cell componentsNovel therapeutic optionsType breast cancerBreast cancer subtypesHost immunological responseImmunotherapeutic regimensClinical courseImmune markersLymphocytic infiltrationPositive cancersTherapeutic optionsInflammatory cellsClinical subtypingImmunological parametersClinical trialsImmune parametersImmunological response
2012
172O ER + /HER2+ and ER-/Her2+ Breast Cancers are Molecularly Distinct but Immune Gene Signatures are Prognostic and Predictive in Both Groups
Iwamoto T, Pusztai L, Matsuoka J, Callari M, Kelly C, Qi Y, Motoki T, Taira N, Santarpia L, Doihara H, Gianni L, Bianchini G. 172O ER + /HER2+ and ER-/Her2+ Breast Cancers are Molecularly Distinct but Immune Gene Signatures are Prognostic and Predictive in Both Groups. Annals Of Oncology 2012, 23: ix74-ix75. DOI: 10.1016/s0923-7534(20)32783-6.Peer-Reviewed Original ResearchPathologic complete responseER statusResidual diseaseER-/HER2HER2 cancersBetter prognosisBreast cancerHER2-positive breast cancerImmune gene signaturesSystemic adjuvant therapyPositive breast cancerEstrogen receptor statusHigher chemotherapy sensitivityDistinct molecular subtypesNeoadjuvant taxaneAdjuvant therapyImmune signaturesComplete responseReceptor statusHER2 patientsPoor prognosisMolecular subtypesChemotherapy sensitivityPredictive valueHER2Lapatinib with trastuzumab for HER2-positive early breast cancer (NeoALTTO): a randomised, open-label, multicentre, phase 3 trial
Baselga J, Bradbury I, Eidtmann H, Di Cosimo S, de Azambuja E, Aura C, Gómez H, Dinh P, Fauria K, Van Dooren V, Aktan G, Goldhirsch A, Chang TW, Horváth Z, Coccia-Portugal M, Domont J, Tseng LM, Kunz G, Sohn JH, Semiglazov V, Lerzo G, Palacova M, Probachai V, Pusztai L, Untch M, Gelber RD, Piccart-Gebhart M, Team O. Lapatinib with trastuzumab for HER2-positive early breast cancer (NeoALTTO): a randomised, open-label, multicentre, phase 3 trial. The Lancet 2012, 379: 633-640. PMID: 22257673, PMCID: PMC5705192, DOI: 10.1016/s0140-6736(11)61847-3.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, OralAdultAgedAntibodies, Monoclonal, HumanizedAntineoplastic Combined Chemotherapy ProtocolsBiomarkers, TumorBreast NeoplasmsChemotherapy, AdjuvantDiarrheaDrug Administration ScheduleFemaleHumansInfusions, IntravenousLapatinibLiverMiddle AgedNeoadjuvant TherapyPaclitaxelQuinazolinesReceptor, ErbB-2TrastuzumabTreatment OutcomeConceptsPathological complete responseBreast cancerHER2-positive early breast cancerHER2-positive primary breast cancerAnti-HER2 monoclonal antibody trastuzumabHER2-positive breast cancerHER2-overexpressing breast cancerTyrosine kinase inhibitor lapatinibGrade 3 diarrheaLiver enzyme alterationsAnti-HER2 agentsAnti-HER2 therapyPhase 3 studyPhase 3 trialEarly breast cancerPrimary breast cancerSingle-agent therapySynergistic antitumour activityMajor cardiac dysfunctionKinase inhibitor lapatinibMonoclonal antibody trastuzumabAdjuvant chemotherapyNeoadjuvant phaseNeoadjuvant settingOral lapatinib
2011
Evaluation of changes in serum protein profiles during neoadjuvant chemotherapy in HER2‐positive breast cancer using an LC‐MALDI‐TOF/MS procedure
Mazouni C, Baggerly K, Hawke D, Tsavachidis S, André F, Buzdar A, Martin P, Kobayashi R, Pusztai L. Evaluation of changes in serum protein profiles during neoadjuvant chemotherapy in HER2‐positive breast cancer using an LC‐MALDI‐TOF/MS procedure. Proteomics Clinical Applications 2011, 5: 193-193. DOI: 10.1002/prca.201190010.Peer-Reviewed Original ResearchCoping with uncertainty: T1a,bN0M0 HER2-positive breast cancer, do we have a treatment threshold?
Kelly CM, Pritchard KI, Trudeau M, Andreopoulou E, Hess K, Pusztai L. Coping with uncertainty: T1a,bN0M0 HER2-positive breast cancer, do we have a treatment threshold? Annals Of Oncology 2011, 22: 2387-2393. PMID: 21406473, DOI: 10.1093/annonc/mdq786.Peer-Reviewed Original ResearchConceptsHER2-positive breast cancerBreast cancerHuman epidermal growth factor receptor 2Epidermal growth factor receptor 2Baseline risk estimatesBN0M0 breast cancerHER2-positive cohortNode-negative T1aStudy end pointDisease-free survivalRisks of therapyGrowth factor receptor 2Subset of patientsPositive breast cancerRetrospective database analysisHER2-negative cancersRecent retrospective studiesHER2-positive cancersFactor receptor 2Small cohort sizeAdjuvant therapyAdjuvant trastuzumabComorbid illnessesCardiac eventsAbsolute benefit
2010
Evaluation of changes in serum protein profiles during neoadjuvant chemotherapy in HER2‐positive breast cancer using an LC‐MALDI‐TOF/MS procedure
Mazouni C, Baggerly K, Hawke D, Tsavachidis S, André F, Buzdar AU, Martin P, Kobayashi R, Pusztai L. Evaluation of changes in serum protein profiles during neoadjuvant chemotherapy in HER2‐positive breast cancer using an LC‐MALDI‐TOF/MS procedure. Proteomics 2010, 10: 3525-3532. PMID: 20827732, DOI: 10.1002/pmic.201000057.Peer-Reviewed Original ResearchConceptsPreoperative chemotherapyBreast cancerHemopexin precursorHER2-positive breast cancerApolipoprotein APost-chemotherapy samplesPre-chemotherapy samplesPathological complete responseBreast cancer patientsNon-responding groupSerum amyloid PSerum protein levelsSerum protein profilesNeoadjuvant chemotherapyComplete responseResidual diseaseResponder groupCancer patientsTumor responseComplement 3Tumor markersAmyloid PChemotherapyPatientsProtein profiles