2020
Changes in Peripheral and Local Tumor Immunity after Neoadjuvant Chemotherapy Reshape Clinical Outcomes in Patients with Breast Cancer
Axelrod ML, Nixon MJ, Gonzalez-Ericsson PI, Bergman RE, Pilkinton MA, McDonnell WJ, Sanchez V, Opalenik SR, Loi S, Zhou J, Mackay S, Rexer BN, Abramson VG, Jansen VM, Mallal S, Donaldson J, Tolaney SM, Krop IE, Garrido-Castro AC, Marotti JD, Shee K, Miller TW, Sanders ME, Mayer IA, Salgado R, Balko JM. Changes in Peripheral and Local Tumor Immunity after Neoadjuvant Chemotherapy Reshape Clinical Outcomes in Patients with Breast Cancer. Clinical Cancer Research 2020, 26: 5668-5681. PMID: 32826327, PMCID: PMC7642197, DOI: 10.1158/1078-0432.ccr-19-3685.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAlbuminsAntineoplastic Combined Chemotherapy ProtocolsB7-H1 AntigenCD8-Positive T-LymphocytesFemaleGene Expression Regulation, NeoplasticHumansLymphocytes, Tumor-InfiltratingMiddle AgedNeoadjuvant TherapyNeoplasm ProteinsNeoplasm Recurrence, LocalPaclitaxelPrognosisProgrammed Cell Death 1 ReceptorProgression-Free SurvivalTreatment OutcomeTriple Negative Breast NeoplasmsTumor MicroenvironmentConceptsTriple-negative breast cancerTumor immune microenvironmentNeoadjuvant chemotherapyOverall survivalBreast cancerPeripheral bloodResidual diseaseMetastatic triple-negative breast cancerEffect of NACImproved long-term outcomesActive antitumor immunityLocal tumor immunityRole of chemotherapyT-cell signatureLong-term outcomesPeripheral T cellsMultiple immune-related genesImmune-related genesNab-paclitaxelImmunologic effectsMicrometastatic diseasePersistent diseaseAntitumor immunityTumor immunityClinical outcomesTumor Mutational Burden and PTEN Alterations as Molecular Correlates of Response to PD-1/L1 Blockade in Metastatic Triple-Negative Breast Cancer
Barroso-Sousa R, Keenan TE, Pernas S, Exman P, Jain E, Garrido-Castro AC, Hughes M, Bychkovsky B, Umeton R, Files JL, Lindeman NI, MacConaill LE, Hodi FS, Krop IE, Dillon D, Winer EP, Wagle N, Lin NU, Mittendorf EA, Van Allen EM, Tolaney SM. Tumor Mutational Burden and PTEN Alterations as Molecular Correlates of Response to PD-1/L1 Blockade in Metastatic Triple-Negative Breast Cancer. Clinical Cancer Research 2020, 26: 2565-2572. PMID: 32019858, PMCID: PMC7269810, DOI: 10.1158/1078-0432.ccr-19-3507.Peer-Reviewed Original ResearchConceptsMetastatic triple-negative breast cancerHigh tumor mutational burdenProgression-free survivalTumor mutational burdenObjective response rateImmune checkpoint inhibitorsAnti-PD-1/L1 therapyTriple-negative breast cancerOverall survivalL1 therapyPD-L1Breast cancerMutational burdenLow objective response rateLonger progression-free survivalShorter progression-free survivalDana-Farber Cancer InstituteTumor genomic featuresShorter overall survivalMutations/megabaseCheckpoint inhibitorsVisceral metastasesL1 blockadePerformance statusPrior linesA Phase II Study of Pembrolizumab in Combination With Palliative Radiotherapy for Hormone Receptor-positive Metastatic Breast Cancer
Barroso-Sousa R, Krop IE, Trippa L, Tan-Wasielewski Z, Li T, Osmani W, Andrews C, Dillon D, Richardson ET, Pastorello RG, Winer EP, Mittendorf EA, Bellon JR, Schoenfeld JD, Tolaney SM. A Phase II Study of Pembrolizumab in Combination With Palliative Radiotherapy for Hormone Receptor-positive Metastatic Breast Cancer. Clinical Breast Cancer 2020, 20: 238-245. PMID: 32113750, DOI: 10.1016/j.clbc.2020.01.012.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAntibodies, Monoclonal, HumanizedAntineoplastic Agents, ImmunologicalBiomarkers, TumorBreastBreast NeoplasmsCarcinoma, Ductal, BreastChemoradiotherapyDrug Administration ScheduleFemaleHumansInfusions, IntravenousMiddle AgedPalliative CareProgrammed Cell Death 1 ReceptorProgression-Free SurvivalReceptor, ErbB-2Receptors, EstrogenReceptors, ProgesteroneResponse Evaluation Criteria in Solid TumorsConceptsMetastatic breast cancerHormone receptor-positive metastatic breast cancerProgression-free survivalRadiation therapyObjective responseOverall survivalBreast cancerResponse rateMedian progression-free survivalCause adverse eventsGrade 3 eventsMedian prior linesMedian overall survivalObjective response ratePalliative radiation therapyPhase II studyTumor-infiltrating lymphocytesLymph node lesionsOverall response rateEpidermal growth factor receptorEligible patientsExploratory endpointsGrowth factor receptorPalliative radiotherapyPrimary endpoint
2016
Immune Signatures Following Single Dose Trastuzumab Predict Pathologic Response to PreoperativeTrastuzumab and Chemotherapy in HER2-Positive Early Breast Cancer
Varadan V, Gilmore H, Miskimen KL, Tuck D, Parsai S, Awadallah A, Krop IE, Winer EP, Bossuyt V, Somlo G, Abu-Khalaf MM, Fenton MA, Sikov W, Harris L. Immune Signatures Following Single Dose Trastuzumab Predict Pathologic Response to PreoperativeTrastuzumab and Chemotherapy in HER2-Positive Early Breast Cancer. Clinical Cancer Research 2016, 22: 3249-3259. PMID: 26842237, PMCID: PMC5439498, DOI: 10.1158/1078-0432.ccr-15-2021.Peer-Reviewed Original ResearchMeSH KeywordsAlbuminsAntineoplastic Agents, ImmunologicalBiomarkers, TumorB-LymphocytesBreast NeoplasmsFemaleGene Expression ProfilingHumansImmunity, InnateLymphocyte ActivationMacrophagesMiddle AgedNeoadjuvant TherapyPaclitaxelProgrammed Cell Death 1 ReceptorReceptor, ErbB-2T-Lymphocytes, Helper-InducerTrastuzumabTreatment OutcomeConceptsPathologic complete responseBreast cancerImmune indicesBrief exposureFollicular helper T (Tfh) cell signatureHER2-positive breast cancerPD-1 positivitySingle-agent trastuzumabTrastuzumab-based therapyT cell activityT-cell signatureImmune cell infiltrationTumor core biopsiesImmune cell activationPreoperative trastuzumabNab-paclitaxelAntitumor immunityImmune signaturesPCR rateComplete responseMulticenter trialPD-1Cell infiltrationCore biopsyIntrinsic subtypes