2023
ER+, HER2− advanced breast cancer treated with taselisib and fulvestrant: genomic landscape and associated clinical outcomes
Chen J, Jacot W, Cortés J, Krop I, Dent S, Harbeck N, De Laurentiis M, Diéras V, Im Y, Stout T, Schimmoller F, Savage H, Hutchinson K, Wilson T. ER+, HER2− advanced breast cancer treated with taselisib and fulvestrant: genomic landscape and associated clinical outcomes. Molecular Oncology 2023, 17: 2000-2016. PMID: 36892268, PMCID: PMC10552898, DOI: 10.1002/1878-0261.13416.Peer-Reviewed Original ResearchConceptsProgression-free survivalBreast cancerShorter progression-free survivalNeurofibromin 1Advanced breast cancerBreast cancer patientsP53 pathway genesPI3K inhibitorsPI3K inhibitionBaseline ctDNAEndocrine therapyClinical outcomesCancer patientsEstrogen receptorCatalytic subunit alphaTumor DNATaselisibK inhibitorsK inhibitionPI3KOutcomesCancerAlterationsGenomic landscapeProtein p53
2022
Trastuzumab Deruxtecan in HER2-Positive Metastatic Breast Cancer Patients with Brain Metastases: A DESTINY-Breast01 Subgroup Analysis
Jerusalem G, Park YH, Yamashita T, Hurvitz S, Modi S, Andre F, Krop I, Farré X, You B, Saura C, Kim S, Osborne C, Murthy R, Gianni L, Takano T, Liu Y, Cathcart J, Lee C, Perrin C. Trastuzumab Deruxtecan in HER2-Positive Metastatic Breast Cancer Patients with Brain Metastases: A DESTINY-Breast01 Subgroup Analysis. Cancer Discovery 2022, 12: 2754-2762. PMID: 36255231, PMCID: PMC9716244, DOI: 10.1158/2159-8290.cd-22-0837.Peer-Reviewed Original ResearchConceptsMedian progression-free survivalMetastatic breast cancerHER2-positive metastatic breast cancerBrain metastasesT-DXdTrastuzumab deruxtecanBreast cancerHER2-positive metastatic breast cancer patientsMetastatic breast cancer patientsDurable clinical activityObjective response rateProgression-free survivalBreast cancer patientsLimited treatment optionsPopulation warrants further investigationBest percentage changeWarrants further investigationIntracranial progressionStable diseasePartial responseComplete responseDurable efficacySafety profileTherapeutic optionsTreatment options
2021
Circulating tumor cell number and endocrine therapy index in ER positive metastatic breast cancer patients
Paoletti C, Regan MM, Niman SM, Dolce EM, Darga EP, Liu MC, Marcom PK, Hart LL, Smith JW, Tedesco KL, Amir E, Krop IE, DeMichele AM, Goodwin PJ, Block M, Aung K, Brown ME, McCormack RT, Hayes DF. Circulating tumor cell number and endocrine therapy index in ER positive metastatic breast cancer patients. Npj Breast Cancer 2021, 7: 77. PMID: 34117261, PMCID: PMC8196036, DOI: 10.1038/s41523-021-00281-1.Peer-Reviewed Original ResearchMetastatic breast cancerProgression-free survivalER-positive metastatic breast cancerHER2-negative metastatic breast cancerWorse progression-free survivalWhole bloodTherapy indexExact testPositive metastatic breast cancer patientsMedian progression-free survivalMetastatic breast cancer patientsHuman epidermal growth factor receptorMulti-institutional clinical trialsGroup of patientsBreast cancer patientsSerial time pointsFisher's exact testTumor cell numberEpidermal growth factor receptorElevated CTCsGrowth factor receptorPrimary endpointClinical outcomesCancer patientsClinical trials
2020
TBCRC 048: A phase II study of olaparib monotherapy in metastatic breast cancer patients with germline or somatic mutations in DNA damage response (DDR) pathway genes (Olaparib Expanded).
Tung N, Robson M, Ventz S, Santa-Maria C, Marcom P, Nanda R, Shah P, Ballinger T, Yang E, Melisko M, Brufsky A, Vinayak S, Demeo M, Jenkins C, Domchek S, Wulf G, Krop I, Wolff A, Winer E, Garber J. TBCRC 048: A phase II study of olaparib monotherapy in metastatic breast cancer patients with germline or somatic mutations in DNA damage response (DDR) pathway genes (Olaparib Expanded). Journal Of Clinical Oncology 2020, 38: 1002-1002. DOI: 10.1200/jco.2020.38.15_suppl.1002.Peer-Reviewed Original ResearchReversion and non-reversion mechanisms of resistance to PARP inhibitor or platinum chemotherapy in BRCA1/2-mutant metastatic breast cancer
Waks AG, Cohen O, Kochupurakkal B, Kim D, Dunn CE, Buendia J, Wander S, Helvie K, Lloyd MR, Marini L, Hughes ME, Freeman SS, Ivy SP, Geradts J, Isakoff S, LoRusso P, Adalsteinsson VA, Tolaney SM, Matulonis U, Krop IE, D’Andrea A, Winer EP, Lin NU, Shapiro GI, Wagle N. Reversion and non-reversion mechanisms of resistance to PARP inhibitor or platinum chemotherapy in BRCA1/2-mutant metastatic breast cancer. Annals Of Oncology 2020, 31: 590-598. PMID: 32245699, PMCID: PMC7946408, DOI: 10.1016/j.annonc.2020.02.008.Peer-Reviewed Original ResearchConceptsMetastatic breast cancerPlatinum chemotherapyDNA-damaging therapyMechanisms of resistanceBreast cancerMetastatic breast cancer patientsBreast cancer patientsTumor DNA sequencingNovel sequence alterationsWhole-exome sequencingDNA-damaging therapiesTreatment failureCancer patientsFunctional statusDisease progressionTumor biopsiesClinical cohortImmunohistochemical stainingSubsequent linesBRCA1/2 mutationsTherapeutic benefitPatientsUseful biomarkerFunctional assessmentTumor sections
2018
286PD Post-treatment biopsies show evidence of cell cycle arrest and immune cell infiltration into tumors of ladiratuzumab vedotin-treated advanced breast cancer patients
Specht J, Pusztai L, Forero-Torres A, Mita M, Weise A, Krop I, Grosse-Wilde A, Wang Z, Li M, Hengel S, Garfin P, Means G, Onsum M, Modi S. 286PD Post-treatment biopsies show evidence of cell cycle arrest and immune cell infiltration into tumors of ladiratuzumab vedotin-treated advanced breast cancer patients. Annals Of Oncology 2018, 29: viii92. DOI: 10.1093/annonc/mdy272.278.Peer-Reviewed Original Research
2017
CMET-25. PROGRESSION-FREE SURVIVAL (PFS) AND SITE OF FIRST PROGRESSION IN HER2+ METASTATIC BREAST CANCER PATIENTS WITH OR WITHOUT BRAIN METASTASES: A POOLED ANALYSIS OF TUCATINIB PHASE I STUDIES
Hamilton E, Moulder S, Ferrario C, Conlin A, Krop I, Chamberlain M, Gray T, Borges V. CMET-25. PROGRESSION-FREE SURVIVAL (PFS) AND SITE OF FIRST PROGRESSION IN HER2+ METASTATIC BREAST CANCER PATIENTS WITH OR WITHOUT BRAIN METASTASES: A POOLED ANALYSIS OF TUCATINIB PHASE I STUDIES. Neuro-Oncology 2017, 19: vi44-vi44. PMCID: PMC5692086, DOI: 10.1093/neuonc/nox168.173.Peer-Reviewed Original ResearchProgression-free survivalBaseline brain metastasesMetastatic breast cancerBrain metastasesMedian progression-free survivalMetastatic breast cancer patientsPhase 1b studyProgressive brain metastasesStable brain metastasesSite of relapseIncidence of progressionSignificant neurologic morbidityUntreated brain metastasesBreast cancer patientsTyrosine kinase inhibitorsBM cohortHER2 therapyHER2CLIMB trialPrior HER2Neurologic morbidityDurable responsesFirst progressionSystemic metastasesCombination therapyPatient cohort264P Progression-free survival (PFS) and site of first progression in HER2+ metastatic breast cancer (MBC) patients (pts) with (w) or without (w/o) brain metastases: A pooled analysis of tucatinib phase I studies
Moulder S, Hamilton E, Ferrario C, Conlin A, Krop I, Chamberlain M, Gray T, Borges V. 264P Progression-free survival (PFS) and site of first progression in HER2+ metastatic breast cancer (MBC) patients (pts) with (w) or without (w/o) brain metastases: A pooled analysis of tucatinib phase I studies. Annals Of Oncology 2017, 28: v85. DOI: 10.1093/annonc/mdx365.027.Peer-Reviewed Original ResearchImmune biomarkers and treatment (tx) outcome in hormone receptor-positive (HR+) breast cancer (BC) patients (pts) treated with preoperative chemotherapy (preop chemo) plus bevacizumab (bev).
Waks A, Barry W, Gjini E, Dillon D, Rodig S, Brock J, Baltay M, Savoie J, Stover D, Winer E, Krop I, Tolaney S. Immune biomarkers and treatment (tx) outcome in hormone receptor-positive (HR+) breast cancer (BC) patients (pts) treated with preoperative chemotherapy (preop chemo) plus bevacizumab (bev). Journal Of Clinical Oncology 2017, 35: e12134-e12134. DOI: 10.1200/jco.2017.35.15_suppl.e12134.Peer-Reviewed Original ResearchTumor-infiltrating lymphocytesTPD-L1Miller-PaynePathologic responseImmune biomarkersHormone receptor-positive breast cancer patientsReceptor-positive breast cancer patientsPanCancer Immune Profiling PanelResidual cancer burden scorePathologic complete responsePD-L1 expressionBreast cancer patientsPD-L1 scoresImmune Profiling PanelImportant clinical implicationsPreoperative chemotherapyComplete responseProspective trialTumor-immune interactionsBurden scoreCancer patientsImmune microenvironmentUnadjusted analysesTumor gradeTreatment outcomes
2016
315TiP HERMIONE: A phase 2, randomized, open label trial comparing MM-302 plus trastuzumab with chemotherapy of physician's choice plus trastuzumab, in anthracycline naive HER2-positive, locally advanced/metastatic breast cancer patients previously treated with pertuzumab and T-DM1
Castan J, Verma S, Hurvitz S, Krop I, Tripathy D, Yardley D, Dionne M, Reynolds J, Wickham T, Molnar I, Miller K. 315TiP HERMIONE: A phase 2, randomized, open label trial comparing MM-302 plus trastuzumab with chemotherapy of physician's choice plus trastuzumab, in anthracycline naive HER2-positive, locally advanced/metastatic breast cancer patients previously treated with pertuzumab and T-DM1. Annals Of Oncology 2016, 27: vi99. DOI: 10.1093/annonc/mdw365.94.Peer-Reviewed Original ResearchPlGF/VEGFR-1 Signaling Promotes Macrophage Polarization and Accelerated Tumor Progression in Obesity
Incio J, Tam J, Rahbari NN, Suboj P, McManus DT, Chin SM, Vardam TD, Batista A, Babykutty S, Jung K, Khachatryan A, Hato T, Ligibel JA, Krop IE, Puchner SB, Schlett CL, Hoffmman U, Ancukiewicz M, Shibuya M, Carmeliet P, Soares R, Duda DG, Jain RK, Fukumura D. PlGF/VEGFR-1 Signaling Promotes Macrophage Polarization and Accelerated Tumor Progression in Obesity. Clinical Cancer Research 2016, 22: 2993-3004. PMID: 26861455, PMCID: PMC4911258, DOI: 10.1158/1078-0432.ccr-15-1839.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBreast NeoplasmsDiet, High-FatFemaleGlucoseHumansHypoglycemic AgentsMacrophagesMetforminMiceMice, Inbred C57BLMice, KnockoutMice, ObeseNeovascularization, PathologicObesityPancreatic NeoplasmsPlacenta Growth FactorPrognosisSignal TransductionVascular Endothelial Growth Factor Receptor-1ConceptsMouse modelTumor progressionTumor-associated macrophage recruitmentDiet-induced obese mouse modelTumor angiogenesisVEGFR-1Breast cancer mouse modelRole of PlGFBreast cancer patientsTumor immune microenvironmentObese mouse modelPlacental growth factorWild-type C57BL/6Addition of metforminHigh-fat dietTumor immune environmentCancer mouse modelReceptors VEGFR-1Breast cancer modelBreast cancer progressionAntitumor immunityTAM infiltrationImmune environmentInsulin levelsImmune microenvironmentHERMIONE: A Phase 2, randomized, open label trial comparing MM-302 plus trastuzumab with chemotherapy of physician’s choice plus trastuzumab, in anthracycline naive HER2-positive, locally advanced/metastatic breast cancer patients previously treated with pertuzumab and ado-trastuzumab emtansine (T-DM1).
Miller K, Cortes J, Hurvitz S, Krop I, Tripathy D, Verma S, Dionne M, Campbell K, Reynolds J, Wickham T, Molnar I, Yardley D. HERMIONE: A Phase 2, randomized, open label trial comparing MM-302 plus trastuzumab with chemotherapy of physician’s choice plus trastuzumab, in anthracycline naive HER2-positive, locally advanced/metastatic breast cancer patients previously treated with pertuzumab and ado-trastuzumab emtansine (T-DM1). Journal Of Clinical Oncology 2016, 34: tps631-tps631. DOI: 10.1200/jco.2016.34.15_suppl.tps631.Peer-Reviewed Original ResearchHeterogeneity and clinical significance of ESR1 mutations in ER-positive metastatic breast cancer patients receiving fulvestrant
Spoerke JM, Gendreau S, Walter K, Qiu J, Wilson TR, Savage H, Aimi J, Derynck MK, Chen M, Chan IT, Amler LC, Hampton GM, Johnston S, Krop I, Schmid P, Lackner MR. Heterogeneity and clinical significance of ESR1 mutations in ER-positive metastatic breast cancer patients receiving fulvestrant. Nature Communications 2016, 7: 11579. PMID: 27174596, PMCID: PMC4869259, DOI: 10.1038/ncomms11579.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntineoplastic Combined Chemotherapy ProtocolsBreastBreast NeoplasmsClass I Phosphatidylinositol 3-KinasesDisease-Free SurvivalDNA Mutational AnalysisDNA, NeoplasmDrug Resistance, NeoplasmEstradiolEstrogen Receptor alphaEstrogen Receptor AntagonistsEstrogensFemaleFulvestrantHumansIndazolesMiddle AgedMutationProtein Kinase InhibitorsSulfonamidesConceptsMetastatic breast cancer patientsESR1 mutationsBreast cancer patientsCancer patientsPan-PI3K inhibitorPIK3CA-mutated tumorsProgression-free survivalMetastatic breast cancerWild-type patientsClinical trial samplesMutation allele frequencyInhibitor therapyFulvestrant treatmentBreast cancerClinical significanceClinical resistancePatientsBaseline samplesHotspot mutationsK inhibitorsTherapyLongitudinal analysisTrial samplesESR1Distinct clonesClinical trial enrollment expansion to the community.
Kostka J, Zerillo J, Kruse A, Sinclair N, Patrick M, McGovern L, Fuller F, O'Neil K, Hixon N, Weeks K, Johnson B, Krop I, Savoie J, Daftary F, Constantine M, Kaddis M, Rossi H, Tahir N, Norden A. Clinical trial enrollment expansion to the community. Journal Of Clinical Oncology 2016, 34: 112-112. DOI: 10.1200/jco.2016.34.7_suppl.112.Peer-Reviewed Original ResearchBreast cancer patientsClinical trial enrollmentClinical trialsEligible patientsTrial enrollmentCancer patientsNew breast cancer patientsNurse telephone callsProportion of patientsClinical trial programPre-screening patientsAcademic medical centerOncology patientsCancer practiceClinician visitsInitial consultationAcademic hospitalMedical CenterTrial discussionsPatientsTrial programClinical teamMultidisciplinary teamNumeric improvementsClinical staff
2015
Role of vascular density and normalization in response to neoadjuvant bevacizumab and chemotherapy in breast cancer patients
Tolaney SM, Boucher Y, Duda DG, Martin JD, Seano G, Ancukiewicz M, Barry WT, Goel S, Lahdenrata J, Isakoff SJ, Yeh ED, Jain SR, Golshan M, Brock J, Snuderl M, Winer EP, Krop IE, Jain RK. Role of vascular density and normalization in response to neoadjuvant bevacizumab and chemotherapy in breast cancer patients. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: 14325-14330. PMID: 26578779, PMCID: PMC4655544, DOI: 10.1073/pnas.1518808112.Peer-Reviewed Original ResearchConceptsPathologic complete responseBreast cancer patientsMicrovascular densityInterstitial fluid pressureNeoadjuvant bevacizumabBevacizumab monotherapyPathologic responseCancer patientsImproved pathologic responsePhase II studyPotential predictive biomarkersHER2-negative BCBasal-like subtypePreoperative bevacizumabPaclitaxel chemotherapyII studyComplete responseCombination therapyPredictive biomarkersPlasma biomarkersVascular normalizationBevacizumabVascular densityNew therapiesTissue biopsiesHERMIONE: A Phase 2, randomized, open label trial comparing MM-302 plus trastuzumab with chemotherapy of physician’s choice plus trastuzumab, in anthracycline naive HER2-positive, locally advanced/metastatic breast cancer patients previously treated with pertuzumab and ado-trastuzumab emtansine (T-DM1).
Miller K, Cortes J, Hurvitz S, Krop I, Tripathy D, Verma S, Riahi K, Reynolds J, Wickham T, Molnar I, Yardley D. HERMIONE: A Phase 2, randomized, open label trial comparing MM-302 plus trastuzumab with chemotherapy of physician’s choice plus trastuzumab, in anthracycline naive HER2-positive, locally advanced/metastatic breast cancer patients previously treated with pertuzumab and ado-trastuzumab emtansine (T-DM1). Journal Of Clinical Oncology 2015, 33: tps641-tps641. DOI: 10.1200/jco.2015.33.15_suppl.tps641.Peer-Reviewed Original ResearchWhole exome sequencing (WES) in HER2+ metastatic breast cancer (MBC) patients (pts) with extraordinary responses to trastuzumab (T).
Luis I, Oh C, Wang Z, Dipiro P, Macrae E, Painter C, Kryukov G, Krop I, Winer E, Lin N, Wagle N. Whole exome sequencing (WES) in HER2+ metastatic breast cancer (MBC) patients (pts) with extraordinary responses to trastuzumab (T). Journal Of Clinical Oncology 2015, 33: 611-611. DOI: 10.1200/jco.2015.33.15_suppl.611.Peer-Reviewed Original ResearchPersonalization of loco-regional care for primary breast cancer patients (part 1)
Toi M, Winer EP, Benson JR, Inamoto T, Forbes JF, von Minckwitz G, Robertson J, Grobmyer SR, Jatoi I, Sasano H, Kunkler I, Ho AY, Yamauchi C, Chow L, Huang CS, Han W, Noguchi S, Pegram MD, Yamauchi H, Lee ES, Larionov AA, Bevilacqua J, Yoshimura M, Sugie T, Yamauchi A, Krop IE, Noh DY, Klimberg VS. Personalization of loco-regional care for primary breast cancer patients (part 1). Future Oncology 2015, 11: 1297-1300. PMID: 25952777, DOI: 10.2217/fon.15.65.Peer-Reviewed Original ResearchConceptsPrimary systemic therapySystemic therapyConsensus conferenceCompletion axillary lymph node dissectionAxillary lymph node dissectionPrimary breast cancer patientsLoco-regional managementPost-Z0011 eraPreoperative hormonal therapyPrimary surgical patientsLymph node dissectionBreast cancer carePathological tumor stageBreast cancer patientsLoco-regional treatmentPrimary treatment planBreast cancer susceptibilityAxillary irradiationAxillary managementAxillary treatmentNodal depositsAxillary stagingHormonal therapyNode dissectionSentinel lymphPersonalization of loco-regional care for primary breast cancer patients (part 2)
Toi M, Winer EP, Benson JR, Inamoto T, Forbes JF, von Minckwitz G, Robertson J, Grobmyer SR, Jatoi I, Sasano H, Kunkler I, Ho AY, Yamauchi C, Chow L, Huang CS, Han W, Noguchi S, Pegram MD, Yamauchi H, Lee ES, Larionov AA, Bevilacqua J, Yoshimura M, Sugie T, Yamauchi A, Krop IE, Noh DY, Klimberg VS. Personalization of loco-regional care for primary breast cancer patients (part 2). Future Oncology 2015, 11: 1301-1305. PMID: 25952778, DOI: 10.2217/fon.15.66.Peer-Reviewed Original ResearchConceptsPrimary systemic therapyPreoperative hormonal therapySystemic therapyHormonal therapyBreast cancerGenetic predispositionConsensus conferencePrimary breast cancer patientsAdverse pathological factorsDownstaging of tumorsLoco-regional managementNode-positive patientsRegional nodal irradiationBreast cancer careContralateral prophylactic mastectomyPathological tumor stageBreast cancer patientsLoco-regional treatmentSporadic breast cancerBreast cancer susceptibilityAxillary treatmentNodal irradiationAxillary stagingPremenopausal womenClinical response
2013
Prospective clinical experience with research biopsies in breast cancer patients
Vaz-Luis I, Zeghibe CA, Frank ES, Sohl J, Washington KE, Silverman SG, Fonte JM, Mayer EL, Overmoyer BA, Richardson AL, Krop IE, Winer EP, Lin NU. Prospective clinical experience with research biopsies in breast cancer patients. Breast Cancer Research And Treatment 2013, 142: 203-209. PMID: 24113744, PMCID: PMC3825285, DOI: 10.1007/s10549-013-2717-5.Peer-Reviewed Original ResearchConceptsResearch biopsiesAdverse eventsDisease courseMetastatic samplesDana-Farber Cancer InstituteGrade 2 painGrade 3 painProspective clinical experiencePatient's disease courseSingle institution experienceBreast cancer patientsPerformance of biopsyHigh rateAnalytic cohortFirst recurrenceMetastatic diseaseMost patientsPerformance statusReceptor statusPrimary cancerProspective studyCancer patientsBreast cancerPatientsBiopsy