2024
Analysis of HER2 expression changes from breast primary to brain metastases and the impact of HER2-low expression on overall survival
Pereslete A, Hughes M, Martin A, Files J, Nguyen K, Buckley L, Patel A, Moore A, Winer E, Dillon D, Li T, Tolaney S, Lin N, Sammons S. Analysis of HER2 expression changes from breast primary to brain metastases and the impact of HER2-low expression on overall survival. Neuro-Oncology 2024, noae163. PMID: 39211994, DOI: 10.1093/neuonc/noae163.Peer-Reviewed Original ResearchHER2-low expressionHER2-lowMetastatic breast cancerHER2-positiveHER2 expressionHER2-0Primary tumorBrain metastasesEstrogen receptorBreast cancerHER2-positive primary tumorsASCO-CAP guidelinesNCI-designated centersMultivariate survival analysisCox proportional hazards modelsAntibody-drug conjugatesProportional hazards modelActive antibody-drug conjugateASCO-CAPHER2 gainHER2 statusInferior survivalOverall survivalIntracranial activityRetrospective analysisTBCRC 048 (olaparib expanded) expansion cohorts: Phase 2 study of olaparib monotherapy in patients (pts) with metastatic breast cancer (MBC) with germline (g) mutations in PALB2 or somatic (s) mutations in BRCA1 or BRCA2.
Tung N, Robson M, Nanda R, Li T, Vinayak S, Shah P, Khoury K, Kimmick G, Santa-Maria C, Brufsky A, DeMeo M, Vieira J, Carey L, Wulf G, Domchek S, Krop I, Wolff A, Winer E, Garber J. TBCRC 048 (olaparib expanded) expansion cohorts: Phase 2 study of olaparib monotherapy in patients (pts) with metastatic breast cancer (MBC) with germline (g) mutations in PALB2 or somatic (s) mutations in BRCA1 or BRCA2. Journal Of Clinical Oncology 2024, 42: 1021-1021. DOI: 10.1200/jco.2024.42.16_suppl.1021.Peer-Reviewed Original ResearchProgression-free survivalDuration of responseMetastatic breast cancerClinical benefit rateTriple-negative breast cancerMedian duration of responseMedian progression-free survivalMutant allele frequencyExpansion cohortHER2-negativeHER2-positiveCohort 2aNon-respondersBreast cancerEarly due to slow enrollmentMetastatic chemotherapy regimensResponse to olaparibPhase 2 studyPhase II trialKaplan-Meier methodPredictors of responseCohort of womenWilcoxon rank sum testRank sum testBRCA1mOutcomes with trastuzumab deruxtecan (T-DXd) by HER2 status and line of treatment in a large real-world database of patients with metastatic breast cancer.
Tarantino P, Lee D, Foldi J, Soulos P, Gross C, Grinda T, Winer E, Lin N, Krop I, Tolaney S, Lustberg M, Sammons S. Outcomes with trastuzumab deruxtecan (T-DXd) by HER2 status and line of treatment in a large real-world database of patients with metastatic breast cancer. Journal Of Clinical Oncology 2024, 42: 1077-1077. DOI: 10.1200/jco.2024.42.16_suppl.1077.Peer-Reviewed Original ResearchReal-world progression-free survivalLines of therapyMetastatic breast cancerMedian real-world progression-free survivalT-DXdHER2+Overall survivalHER2-lowHER2- patientsBreast cancerHER2- metastatic breast cancerTreat metastatic breast cancerProgression-free survivalKaplan-Meier methodLines of treatmentDatabase of patientsRetrospective observational studyClinical trial settingHER2 casesIHC 0Trastuzumab deruxtecanHR statusHER2 statusTriple-negativeMedian age
2023
A randomized phase II study of metronomic cyclophosphamide and methotrexate (CM) with or without bevacizumab in patients with advanced breast cancer
Mayer E, Tayob N, Ren S, Savoie J, Spigel D, Burris H, Ryan P, Harris L, Winer E, Burstein H. A randomized phase II study of metronomic cyclophosphamide and methotrexate (CM) with or without bevacizumab in patients with advanced breast cancer. Breast Cancer Research And Treatment 2023, 204: 123-132. PMID: 38019444, DOI: 10.1007/s10549-023-07167-9.Peer-Reviewed Original ResearchObjective response rateProgression-free survivalAdvanced breast cancerPhase II studyMetastatic breast cancerOverall survivalArm ABreast cancerArm BII studyMetronomic chemotherapyRandomized phase II studyGrade adverse eventsMetronomic oral cyclophosphamideOral metronomic chemotherapyMedian overall survivalStandard-dose chemotherapyFurther clinical evaluationMetronomic cyclophosphamideOral cyclophosphamideArm B.Primary endpointSecondary endpointsAdverse eventsDose chemotherapyComprehensive genomic characterization of HER2-low and HER2-0 breast cancer
Tarantino P, Gupta H, Hughes M, Files J, Strauss S, Kirkner G, Feeney A, Li Y, Garrido-Castro A, Barroso-Sousa R, Bychkovsky B, DiLascio S, Sholl L, MacConaill L, Lindeman N, Johnson B, Meyerson M, Jeselsohn R, Qiu X, Li R, Long H, Winer E, Dillon D, Curigliano G, Cherniack A, Tolaney S, Lin N. Comprehensive genomic characterization of HER2-low and HER2-0 breast cancer. Nature Communications 2023, 14: 7496. PMID: 37980405, PMCID: PMC10657399, DOI: 10.1038/s41467-023-43324-w.Peer-Reviewed Original ResearchConceptsHER2-low tumorsBreast cancerHER2-negative metastatic breast cancerMetastatic breast cancerTumor mutational burdenHigh rateComprehensive genomic characterizationHER2 0Mutational burdenBreast tumorsTumorsHER2Genomic alterationsNext-generation sequencingSignificant differencesGenomic findingsCancerGenomic landscapeMolecular underpinningsHemideletionGenomic characterizationHigher numberPatientsCopy countsTucatinib vs Placebo, Both in Combination With Trastuzumab and Capecitabine, for Previously Treated ERBB2 (HER2)-Positive Metastatic Breast Cancer in Patients With Brain Metastases
Lin N, Murthy R, Abramson V, Anders C, Bachelot T, Bedard P, Borges V, Cameron D, Carey L, Chien A, Curigliano G, DiGiovanna M, Gelmon K, Hortobagyi G, Hurvitz S, Krop I, Loi S, Loibl S, Mueller V, Oliveira M, Paplomata E, Pegram M, Slamon D, Zelnak A, Ramos J, Feng W, Winer E. Tucatinib vs Placebo, Both in Combination With Trastuzumab and Capecitabine, for Previously Treated ERBB2 (HER2)-Positive Metastatic Breast Cancer in Patients With Brain Metastases. JAMA Oncology 2023, 9: 197-205. PMID: 36454580, PMCID: PMC9716438, DOI: 10.1001/jamaoncol.2022.5610.Peer-Reviewed Original ResearchConceptsErbB2-positive metastatic breast cancerMetastatic breast cancerPlacebo-combination groupPositive metastatic breast cancerNew brain lesionsBrain metastasesOverall survivalSubgroup analysisBrain lesionsBreast cancerIntracranial progression-free survivalPlacebo-controlled clinical trialIntracranial objective response rateStable brain metastasesMedian overall survivalObjective response rateProgression-free survivalExploratory subgroup analysisGreater clinical benefitCNS-PFSHER2CLIMB trialIntracranial outcomesFirst progressionMedian ageClinical benefit
2022
Corrigendum to “Tucatinib versus placebo added to trastuzumab and capecitabine for patients with pretreated HER2D metastatic breast cancer with and without brain metastases (HER2CLIMB): final overall survival analysis” [Annals of Oncology 33 (2022) 321-329]
Curigliano G, Mueller V, Borges V, Hamilton E, Hurvitz S, Loi S, Murthy R, Okines A, Paplomata E, Cameron D, Carey L, Gelmon K, Hortobagyi G, Krop I, Loibl S, Pegram M, Slamon D, Ramos J, Feng W, Winer E. Corrigendum to “Tucatinib versus placebo added to trastuzumab and capecitabine for patients with pretreated HER2D metastatic breast cancer with and without brain metastases (HER2CLIMB): final overall survival analysis” [Annals of Oncology 33 (2022) 321-329]. Annals Of Oncology 2022, 34: 630. PMID: 36564285, DOI: 10.1016/j.annonc.2022.12.005.Peer-Reviewed Original ResearchThe oral selective estrogen receptor degrader GDC-0810 (ARN-810) in postmenopausal women with hormone receptor-positive HER2-negative (HR + /HER2 −) advanced/metastatic breast cancer
Bardia A, Mayer I, Winer E, Linden H, Ma C, Parker B, Bellet M, Arteaga C, Cheeti S, Gates M, Chang C, Fredrickson J, Spoerke J, Moore H, Giltnane J, Friedman L, Chow Maneval E, Chan I, Jhaveri K. The oral selective estrogen receptor degrader GDC-0810 (ARN-810) in postmenopausal women with hormone receptor-positive HER2-negative (HR + /HER2 −) advanced/metastatic breast cancer. Breast Cancer Research And Treatment 2022, 197: 319-331. PMID: 36401732, PMCID: PMC9823088, DOI: 10.1007/s10549-022-06797-9.Peer-Reviewed Original ResearchConceptsMetastatic breast cancerSelective estrogen receptor degraderDose escalationESR1 mutationsPostmenopausal womenBreast cancerEstrogen receptorCombination treatmentNon-complete response/non-progressive diseaseAdvanced/Metastatic Breast CancerOral selective estrogen receptor degraderPreliminary anti-tumor activityESR1 mutation statusPhase 2 dosePlasma ctDNA samplesCommon adverse eventsNon-progressive diseaseDose-limiting toxicityHormone-releasing hormoneSelective estrogen receptorAnti-tumor activityStable diseaseAdverse eventsPartial responseProgressive diseasePhase Ib study of pembrolizumab in combination with trastuzumab emtansine for metastatic HER2-positive breast cancer
Waks AG, Keenan TE, Li T, Tayob N, Wulf GM, Richardson ET, Attaya V, Anderson L, Mittendorf EA, Overmoyer B, Winer EP, Krop IE, Agudo J, Van Allen EM, Tolaney SM. Phase Ib study of pembrolizumab in combination with trastuzumab emtansine for metastatic HER2-positive breast cancer. Journal For ImmunoTherapy Of Cancer 2022, 10: e005119. PMID: 36252998, PMCID: PMC9577940, DOI: 10.1136/jitc-2022-005119.Peer-Reviewed Original ResearchConceptsObjective response rateProgression-free survivalMetastatic breast cancerAdverse eventsBreast cancerT-DM1Immune biomarkersTrastuzumab emtansineHER2-positive metastatic breast cancerMetastatic HER2-positive breast cancerGrade 3 adverse eventsMedian progression-free survivalTreatment-related adverse eventsHuman epidermal growth factor receptor 2Cell death ligand 1HER2-positive breast cancerEpidermal growth factor receptor 2Dose-finding cohortPhase 2 dosePhase Ib studyPhase Ib trialAnti-HER2 therapyDose-limiting toxicityGrowth factor receptor 2Immune checkpoint blockadeThe feasibility of using an autologous GM-CSF-secreting breast cancer vaccine to induce immunity in patients with stage II–III and metastatic breast cancers
Anderson KS, Erick TK, Chen M, Daley H, Campbell M, Colson Y, Mihm M, Zakka LR, Hopper M, Barry W, Winer EP, Dranoff G, Overmoyer B. The feasibility of using an autologous GM-CSF-secreting breast cancer vaccine to induce immunity in patients with stage II–III and metastatic breast cancers. Breast Cancer Research And Treatment 2022, 194: 65-78. PMID: 35482127, PMCID: PMC9046531, DOI: 10.1007/s10549-022-06562-y.Peer-Reviewed Original ResearchConceptsBreast cancer vaccinesAutologous GM-CSFBreast cancerMetastatic diseaseGM-CSFStage IICancer vaccinesTumor cellsEvidence of diseaseStart of vaccinationInjection site reactionsMetastatic breast cancerUpper respiratory symptomsImmune cell infiltrationRole of vaccinationReplication-defective adenoviral vectorEvaluable patientsMethodsTumor cellsStable diseaseWeekly vaccinationsJoint painProgressive diseaseRespiratory symptomsFifth injectionTRIAL REGISTRATIONAiming at a Tailored Cure for ERBB2-Positive Metastatic Breast Cancer
Tarantino P, Curigliano G, Parsons HA, Lin NU, Krop I, Mittendorf EA, Waks A, Winer EP, Tolaney SM. Aiming at a Tailored Cure for ERBB2-Positive Metastatic Breast Cancer. JAMA Oncology 2022, 8: 629-635. PMID: 35024766, DOI: 10.1001/jamaoncol.2021.6597.Peer-Reviewed Original ResearchConceptsErbB2-positive metastatic breast cancerMetastatic breast cancerPopulation of patientsBreast cancerDe novo metastaticErb-b2 receptor tyrosine kinase 2High ERBB2 expressionCurrent treatment algorithmsHigh-dose chemotherapyLong-term respondersFraction of patientsAntitumor immune activationReceptor tyrosine kinase 2Quality of lifeOverall survivalSystemic treatmentTrastuzumab deruxtecanPathologic featuresTreatment algorithmFrontline treatmentImmune activationBiologic treatmentPathologic termsDisease burdenLong-term benefitsThe Phase II MutHER Study of Neratinib Alone and in Combination with Fulvestrant in HER2-Mutated, Non-amplified Metastatic Breast CancerNeratinib and Fulvestrant in HER2-Mutated Breast Cancer
X. C, Luo J, Freedman RA, Pluard TJ, Nangia JR, Lu J, Valdez-Albini F, Cobleigh M, Jones JM, Lin NU, Winer EP, Marcom PK, Thomas S, Anderson J, Haas B, Bucheit L, Bryce R, Lalani AS, Carey LA, Goetz MP, Gao F, Kimmick G, Pegram MD, Ellis MJ, Bose R. The Phase II MutHER Study of Neratinib Alone and in Combination with Fulvestrant in HER2-Mutated, Non-amplified Metastatic Breast CancerNeratinib and Fulvestrant in HER2-Mutated Breast Cancer. Clinical Cancer Research 2022, 28: 1258-1267. PMID: 35046057, DOI: 10.1158/1078-0432.ccr-21-3418.Peer-Reviewed Original ResearchConceptsMetastatic breast cancerBreast cancerER cohortEstrogen receptor-positive breast cancerReceptor-positive breast cancerClinical benefit rateDual HER2 blockadePhase II trialEfficacy of neratinibHER2 blockadeNeratinib monotherapyStable diseaseII trialHER2 mutationsLobular histologyPartial responseEndocrine resistanceBenefit ratePatientsFurther evaluationCancerFulvestrantHER2NeratinibProgression
2021
Tucatinib versus placebo added to trastuzumab and capecitabine for patients with pretreated HER2+ metastatic breast cancer with and without brain metastases (HER2CLIMB): final overall survival analysis
Curigliano G, Mueller V, Borges V, Hamilton E, Hurvitz S, Loi S, Murthy R, Okines A, Paplomata E, Cameron D, Carey L, Gelmon K, Hortobagyi G, Krop I, Loibl S, Pegram M, Slamon D, Ramos J, Feng W, Winer E. Tucatinib versus placebo added to trastuzumab and capecitabine for patients with pretreated HER2+ metastatic breast cancer with and without brain metastases (HER2CLIMB): final overall survival analysis. Annals Of Oncology 2021, 33: 321-329. PMID: 34954044, DOI: 10.1016/j.annonc.2021.12.005.Peer-Reviewed Original ResearchConceptsProgression-free survivalMetastatic breast cancerPlacebo-combination groupOverall survivalCombination groupBreast cancerHER2CLIMB trialBrain metastasesMedian durationSafety outcomesPrimary analysisFinal overall survival analysisHuman epidermal growth factor receptor 2 positive metastatic breast cancerPositive metastatic breast cancerMeaningful survival benefitMedian overall survivalPlacebo-controlled trialOverall study populationOverall survival analysisFinal OSMetastatic HER2Placebo combinationAdverse eventsLast patientPrespecified subgroupsMolecular correlates of response to eribulin and pembrolizumab in hormone receptor-positive metastatic breast cancer
Keenan TE, Guerriero JL, Barroso-Sousa R, Li T, O’Meara T, Giobbie-Hurder A, Tayob N, Hu J, Severgnini M, Agudo J, Vaz-Luis I, Anderson L, Attaya V, Park J, Conway J, He MX, Reardon B, Shannon E, Wulf G, Spring LM, Jeselsohn R, Krop I, Lin NU, Partridge A, Winer EP, Mittendorf EA, Liu D, Van Allen EM, Tolaney SM. Molecular correlates of response to eribulin and pembrolizumab in hormone receptor-positive metastatic breast cancer. Nature Communications 2021, 12: 5563. PMID: 34548479, PMCID: PMC8455578, DOI: 10.1038/s41467-021-25769-z.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntibodies, Monoclonal, HumanizedAntigen PresentationAntineoplastic Combined Chemotherapy ProtocolsB7-H1 AntigenBreast NeoplasmsCytokinesDrug Resistance, NeoplasmEstrogensFemaleFuransGene Expression ProfilingGenetic HeterogeneityGenome, HumanGenomicsHumansImmune Checkpoint InhibitorsKetonesLymphocytes, Tumor-InfiltratingMaleMiddle AgedMutationNeoplasm MetastasisReceptors, EstrogenReceptors, ProgesteroneSignal TransductionSurvival RateTreatment OutcomeConceptsImmune checkpoint inhibitorsBreast cancerHormone receptor-positive metastatic breast cancerHormone receptor-positive breast cancerFinal overall survival resultsRandomized phase 2 trialReceptor-positive breast cancerMinimal therapeutic effectPhase 2 trialMetastatic breast cancerOverall survival resultsPre-treatment tumorsCheckpoint inhibitorsCytokine changesICI responseCombination therapyImmune infiltrationImmunoregulatory cytokinesSurvival resultsAntigen presentationTherapeutic effectTherapeutic validationCancerMolecular correlatesTumor heterogeneityPhase II trial of veliparib and temozolomide in metastatic breast cancer patients with and without BRCA1/2 mutations
Xu J, Keenan TE, Overmoyer B, Tung NM, Gelman RS, Habin K, Garber JE, Ellisen LW, Winer EP, Goss PE, Yeap BY, Chabner BA, Isakoff SJ. Phase II trial of veliparib and temozolomide in metastatic breast cancer patients with and without BRCA1/2 mutations. Breast Cancer Research And Treatment 2021, 189: 641-651. PMID: 34417675, DOI: 10.1007/s10549-021-06292-7.Peer-Reviewed Original ResearchConceptsObjective response rateClinical benefit rateProgression-free survivalMedian progression-free survivalMetastatic breast cancer patientsPhase II trialMetastatic breast cancerBreast cancer patientsBRCA1/2 carriersBreast cancerExpansion cohortII trialPrimary endpointPrimary cohortCancer patientsBenefit rateBRCA1/2 mutationsDay 1Longer median progression-free survivalSingle-arm phase II trialCommon grade 3Doses of veliparibPlatinum-naïve patientsPrior platinum therapyBRCA mutation carriersUpdated results of tucatinib versus placebo added to trastuzumab and capecitabine for patients with pretreated HER2+ metastatic breast cancer with and without brain metastases (HER2CLIMB).
Curigliano G, Mueller V, Borges V, Hamilton E, Hurvitz S, Loi S, Murthy R, Okines A, Paplomata E, Cameron D, Carey L, Gelmon K, Hortobagyi G, Krop I, Loibl S, Pegram M, Slamon D, Ramos J, Zhang C, Winer E. Updated results of tucatinib versus placebo added to trastuzumab and capecitabine for patients with pretreated HER2+ metastatic breast cancer with and without brain metastases (HER2CLIMB). Journal Of Clinical Oncology 2021, 39: 1043-1043. DOI: 10.1200/jco.2021.39.15_suppl.1043.Peer-Reviewed Original ResearchMetastatic breast cancerBrain metastasesOverall survivalTyrosine kinase inhibitorsBreast cancerPlacebo armAnalysis of OSOral tyrosine kinase inhibitorECOG performance statusPlacebo-controlled trialTotal study populationKaplan-Meier timeHER2CLIMB trialMeaningful prolongationMetastatic HER2Study medicationTolerability assessmentsMetastatic settingAdverse eventsDose modificationHazard ratioLast patientPerformance statusDisease progressionStudy populationPhysical Activity, Weight, and Outcomes in Patients Receiving Chemotherapy for Metastatic Breast Cancer (C40502/Alliance)
Ligibel JA, Huebner L, Rugo HS, Burstein HJ, Toppmeyer DL, Anders CK, Ma C, Barry WT, Suman V, Carey LA, Partridge AH, Hudis CA, Winer EP. Physical Activity, Weight, and Outcomes in Patients Receiving Chemotherapy for Metastatic Breast Cancer (C40502/Alliance). JNCI Cancer Spectrum 2021, 5: pkab025-. PMID: 33981951, PMCID: PMC8103727, DOI: 10.1093/jncics/pkab025.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntineoplastic Agents, ImmunologicalAntineoplastic Combined Chemotherapy ProtocolsBevacizumabBody HeightBody Mass IndexBody WeightBreast NeoplasmsEpothilonesExerciseFemaleHumansMiddle AgedObesityPaclitaxelProgression-Free SurvivalProportional Hazards ModelsTreatment OutcomeYoung AdultConceptsProgression-free survivalMetastatic breast cancerBody mass indexOverall survivalPhysical activityBreast cancerMass indexMET hoursFirst-line taxane-based chemotherapyHormone receptor-positive cancersBaseline body mass indexFirst-line chemotherapyTaxane-based chemotherapyReceptor-positive cancersRecreational physical activityRates of obesityMetastatic diseaseCox modelingMedian ageOverall mortalityRandomized trialsTask hoursMetabolic equivalentsPatientsCancerGenomic Characterization of de novo Metastatic Breast Cancer
Garrido-Castro AC, Spurr LF, Hughes ME, Li YY, Cherniack AD, Kumari P, Lloyd MR, Bychkovsky B, Barroso-Sousa R, Di Lascio S, Jain E, Files J, Mohammed-Abreu A, Krevalin M, MacKichan C, Barry WT, Guo H, Xia D, Cerami E, Rollins BJ, MacConaill LE, Lindeman NI, Krop IE, Johnson BE, Wagle N, Winer EP, Dillon DA, Lin NU. Genomic Characterization of de novo Metastatic Breast Cancer. Clinical Cancer Research 2021, 27: 1105-1118. PMID: 33293374, PMCID: PMC7887078, DOI: 10.1158/1078-0432.ccr-20-1720.Peer-Reviewed Original ResearchConceptsMetastatic breast cancerPrimary tumorOverall survivalBreast cancerDe novo metastatic breast cancerNovo metastatic breast cancerDifferential therapeutic sensitivityBetter OSPoor OSShorter OSInitial diagnosisHigh TMBMetastatic tumorsDnMBCCurrent treatmentMutational burdenTreatment selectionMetastatic driversStage IMultiple comparison adjustmentTherapeutic sensitivityTumorsPatientsCancerIntrinsic resistancePhase I study of JAK1/2 inhibitor ruxolitinib with weekly paclitaxel for the treatment of HER2-negative metastatic breast cancer
Lynce F, Williams JT, Regan MM, Bunnell CA, Freedman RA, Tolaney SM, Chen WY, Mayer EL, Partridge AH, Winer EP, Overmoyer B. Phase I study of JAK1/2 inhibitor ruxolitinib with weekly paclitaxel for the treatment of HER2-negative metastatic breast cancer. Cancer Chemotherapy And Pharmacology 2021, 87: 673-679. PMID: 33585999, DOI: 10.1007/s00280-021-04245-x.Peer-Reviewed Original ResearchConceptsHER2-negative metastatic breast cancerMetastatic breast cancerBreast cancerWeekly paclitaxelAdvanced diseaseHormone receptor-positive diseaseTriple-negative breast cancerGrade 4/5 toxicitiesMost frequent toxicitiesPhase 2 doseWeekly paclitaxel 80Receptor-positive diseaseDose-escalation designJAK1/2 inhibitor ruxolitinibCombination of ruxolitinibBreast cancer cellsOral ruxolitinibPaclitaxel 80PurposePreclinical studiesChemotherapy regimensFrequent toxicitiesProtocol therapyMethodsEligible patientsThirteen patientsVisceral diseasePalbociclib with adjuvant endocrine therapy in early breast cancer (PALLAS): interim analysis of a multicentre, open-label, randomised, phase 3 study
Mayer EL, Dueck AC, Martin M, Rubovszky G, Burstein HJ, Bellet-Ezquerra M, Miller KD, Zdenkowski N, Winer EP, Pfeiler G, Goetz M, Ruiz-Borrego M, Anderson D, Nowecki Z, Loibl S, Moulder S, Ring A, Fitzal F, Traina T, Chan A, Rugo HS, Lemieux J, Henao F, Lyss A, Antolin Novoa S, Wolff AC, Vetter M, Egle D, Morris PG, Mamounas EP, Gil-Gil MJ, Prat A, Fohler H, Metzger Filho O, Schwarz M, DuFrane C, Fumagalli D, Theall KP, Lu DR, Bartlett CH, Koehler M, Fesl C, DeMichele A, Gnant M. Palbociclib with adjuvant endocrine therapy in early breast cancer (PALLAS): interim analysis of a multicentre, open-label, randomised, phase 3 study. The Lancet Oncology 2021, 22: 212-222. PMID: 33460574, DOI: 10.1016/s1470-2045(20)30642-2.Peer-Reviewed Original ResearchConceptsInvasive disease-free survivalAdjuvant endocrine therapyDisease-free survivalInvasive disease-free survival eventsDisease-free survival eventsEndocrine therapySecond interim analysisBreast cancerInterim analysisAdverse eventsEastern Cooperative Oncology Group performance scoreSecond pre-planned interim analysisHER2-negative breast cancerEarly-stage breast cancerSurvival eventsIndependent data monitoring committeePre-planned interim analysisCommon grade 3Treatment-related deathsSerious adverse eventsProgression-free survivalEarly breast cancerMetastatic breast cancerInteractive response technologyGroup performance score